commit: 29ed4696b3376d1ab01f653a19d2fd892b625c72 Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Wed Feb 5 14:48:57 2020 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Wed Feb 5 14:48:57 2020 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=29ed4696
Linux patch 4.14.170 Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> 0000_README | 4 + 1169_linux-4.14.170.patch | 3128 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 3132 insertions(+) diff --git a/0000_README b/0000_README index 0793c3f..811495e 100644 --- a/0000_README +++ b/0000_README @@ -719,6 +719,10 @@ Patch: 1168_linux-4.14.169.patch From: https://www.kernel.org Desc: Linux 4.14.169 +Patch: 1169_linux-4.14.170.patch +From: https://www.kernel.org +Desc: Linux 4.14.170 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1169_linux-4.14.170.patch b/1169_linux-4.14.170.patch new file mode 100644 index 0000000..5f3c3d2 --- /dev/null +++ b/1169_linux-4.14.170.patch @@ -0,0 +1,3128 @@ +diff --git a/Documentation/ABI/testing/sysfs-class-devfreq b/Documentation/ABI/testing/sysfs-class-devfreq +index ee39acacf6f8..335595a79866 100644 +--- a/Documentation/ABI/testing/sysfs-class-devfreq ++++ b/Documentation/ABI/testing/sysfs-class-devfreq +@@ -7,6 +7,13 @@ Description: + The name of devfreq object denoted as ... is same as the + name of device using devfreq. + ++What: /sys/class/devfreq/.../name ++Date: November 2019 ++Contact: Chanwoo Choi <[email protected]> ++Description: ++ The /sys/class/devfreq/.../name shows the name of device ++ of the corresponding devfreq object. ++ + What: /sys/class/devfreq/.../governor + Date: September 2011 + Contact: MyungJoo Ham <[email protected]> +diff --git a/Makefile b/Makefile +index 795d93bfe156..b614291199f8 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 4 + PATCHLEVEL = 14 +-SUBLEVEL = 169 ++SUBLEVEL = 170 + EXTRAVERSION = + NAME = Petit Gorille + +diff --git a/arch/arc/plat-eznps/Kconfig b/arch/arc/plat-eznps/Kconfig +index 8eff057efcae..ce908e2c5282 100644 +--- a/arch/arc/plat-eznps/Kconfig ++++ b/arch/arc/plat-eznps/Kconfig +@@ -7,7 +7,7 @@ + menuconfig ARC_PLAT_EZNPS + bool "\"EZchip\" ARC dev platform" + select CPU_BIG_ENDIAN +- select CLKSRC_NPS ++ select CLKSRC_NPS if !PHYS_ADDR_T_64BIT + select EZNPS_GIC + select EZCHIP_NPS_MANAGEMENT_ENET if ETHERNET + help +diff --git a/arch/arm/boot/dts/am335x-boneblack-common.dtsi b/arch/arm/boot/dts/am335x-boneblack-common.dtsi +index 325daae40278..485c27f039f5 100644 +--- a/arch/arm/boot/dts/am335x-boneblack-common.dtsi ++++ b/arch/arm/boot/dts/am335x-boneblack-common.dtsi +@@ -131,6 +131,11 @@ + }; + + / { ++ memory@80000000 { ++ device_type = "memory"; ++ reg = <0x80000000 0x20000000>; /* 512 MB */ ++ }; ++ + clk_mcasp0_fixed: clk_mcasp0_fixed { + #clock-cells = <0>; + compatible = "fixed-clock"; +diff --git a/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi b/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi +index 49aeecd312b4..d578a9f7e1a0 100644 +--- a/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi ++++ b/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi +@@ -32,6 +32,27 @@ + reg = <0x0 0x80000000 0x0 0x80000000>; + }; + ++ main_12v0: fixedregulator-main_12v0 { ++ /* main supply */ ++ compatible = "regulator-fixed"; ++ regulator-name = "main_12v0"; ++ regulator-min-microvolt = <12000000>; ++ regulator-max-microvolt = <12000000>; ++ regulator-always-on; ++ regulator-boot-on; ++ }; ++ ++ evm_5v0: fixedregulator-evm_5v0 { ++ /* Output of TPS54531D */ ++ compatible = "regulator-fixed"; ++ regulator-name = "evm_5v0"; ++ regulator-min-microvolt = <5000000>; ++ regulator-max-microvolt = <5000000>; ++ vin-supply = <&main_12v0>; ++ regulator-always-on; ++ regulator-boot-on; ++ }; ++ + vdd_3v3: fixedregulator-vdd_3v3 { + compatible = "regulator-fixed"; + regulator-name = "vdd_3v3"; +diff --git a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts +index 716a205c6dbb..1fed3231f5c1 100644 +--- a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts ++++ b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts +@@ -90,7 +90,7 @@ + initial-mode = <1>; /* initialize in HUB mode */ + disabled-ports = <1>; + intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */ +- reset-gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */ ++ reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */ + connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */ + refclk-frequency = <19200000>; + }; +diff --git a/arch/arm/kernel/hyp-stub.S b/arch/arm/kernel/hyp-stub.S +index 82a942894fc0..83e463c05dcd 100644 +--- a/arch/arm/kernel/hyp-stub.S ++++ b/arch/arm/kernel/hyp-stub.S +@@ -159,10 +159,9 @@ ARM_BE8(orr r7, r7, #(1 << 25)) @ HSCTLR.EE + #if !defined(ZIMAGE) && defined(CONFIG_ARM_ARCH_TIMER) + @ make CNTP_* and CNTPCT accessible from PL1 + mrc p15, 0, r7, c0, c1, 1 @ ID_PFR1 +- lsr r7, #16 +- and r7, #0xf +- cmp r7, #1 +- bne 1f ++ ubfx r7, r7, #16, #4 ++ teq r7, #0 ++ beq 1f + mrc p15, 4, r7, c14, c1, 0 @ CNTHCTL + orr r7, r7, #3 @ PL1PCEN | PL1PCTEN + mcr p15, 4, r7, c14, c1, 0 @ CNTHCTL +diff --git a/arch/arm64/boot/Makefile b/arch/arm64/boot/Makefile +index 1f012c506434..cd3414898d10 100644 +--- a/arch/arm64/boot/Makefile ++++ b/arch/arm64/boot/Makefile +@@ -16,7 +16,7 @@ + + OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S + +-targets := Image Image.gz ++targets := Image Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo + + $(obj)/Image: vmlinux FORCE + $(call if_changed,objcopy) +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0-best-effort.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0-best-effort.dtsi +index e1a961f05dcd..baa0c503e741 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0-best-effort.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0-best-effort.dtsi +@@ -63,6 +63,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe1000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy0: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0.dtsi +index c288f3c6c637..93095600e808 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0.dtsi +@@ -60,6 +60,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xf1000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy6: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi +index 94f3e7175012..ff4bd38f0645 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi +@@ -63,6 +63,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe3000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy1: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1.dtsi +index 94a76982d214..1fa38ed6f59e 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1.dtsi +@@ -60,6 +60,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xf3000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy7: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-0.dtsi +index b5ff5f71c6b8..a8cc9780c0c4 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-0.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-0.dtsi +@@ -59,6 +59,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe1000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy0: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-1.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-1.dtsi +index ee44182c6348..8b8bd70c9382 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-1.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-1.dtsi +@@ -59,6 +59,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe3000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy1: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi +index f05f0d775039..619c880b54d8 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi +@@ -59,6 +59,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe5000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy2: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-3.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-3.dtsi +index a9114ec51075..d7ebb73a400d 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-3.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-3.dtsi +@@ -59,6 +59,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe7000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy3: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-4.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-4.dtsi +index 44dd00ac7367..b151d696a069 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-4.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-4.dtsi +@@ -59,6 +59,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe9000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy4: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-5.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-5.dtsi +index 5b1b84b58602..adc0ae0013a3 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-5.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-5.dtsi +@@ -59,6 +59,7 @@ fman@400000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xeb000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy5: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-0.dtsi +index 0e1daaef9e74..435047e0e250 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-0.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-0.dtsi +@@ -60,6 +60,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xf1000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy14: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-1.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-1.dtsi +index 68c5ef779266..c098657cca0a 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-1.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-1.dtsi +@@ -60,6 +60,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xf3000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy15: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-0.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-0.dtsi +index 605363cc1117..9d06824815f3 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-0.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-0.dtsi +@@ -59,6 +59,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe1000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy8: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-1.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-1.dtsi +index 1955dfa13634..70e947730c4b 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-1.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-1.dtsi +@@ -59,6 +59,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe3000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy9: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-2.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-2.dtsi +index 2c1476454ee0..ad96e6529595 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-2.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-2.dtsi +@@ -59,6 +59,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe5000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy10: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-3.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-3.dtsi +index b8b541ff5fb0..034bc4b71f7a 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-3.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-3.dtsi +@@ -59,6 +59,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe7000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy11: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-4.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-4.dtsi +index 4b2cfddd1b15..93ca23d82b39 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-4.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-4.dtsi +@@ -59,6 +59,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xe9000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy12: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-5.dtsi b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-5.dtsi +index 0a52ddf7cc17..23b3117a2fd2 100644 +--- a/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-5.dtsi ++++ b/arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-5.dtsi +@@ -59,6 +59,7 @@ fman@500000 { + #size-cells = <0>; + compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio"; + reg = <0xeb000 0x1000>; ++ fsl,erratum-a011043; /* must ignore read errors */ + + pcsphy13: ethernet-phy@0 { + reg = <0x0>; +diff --git a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c +index 2dae1b3c42fc..0ec30b2384c0 100644 +--- a/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c ++++ b/arch/x86/kernel/cpu/intel_rdt_rdtgroup.c +@@ -1107,7 +1107,7 @@ static struct dentry *rdt_mount(struct file_system_type *fs_type, + + if (rdt_mon_capable) { + ret = mongroup_create_dir(rdtgroup_default.kn, +- NULL, "mon_groups", ++ &rdtgroup_default, "mon_groups", + &kn_mongrp); + if (ret) { + dentry = ERR_PTR(ret); +@@ -1260,7 +1260,11 @@ static void free_all_child_rdtgrp(struct rdtgroup *rdtgrp) + list_for_each_entry_safe(sentry, stmp, head, mon.crdtgrp_list) { + free_rmid(sentry->mon.rmid); + list_del(&sentry->mon.crdtgrp_list); +- kfree(sentry); ++ ++ if (atomic_read(&sentry->waitcount) != 0) ++ sentry->flags = RDT_DELETED; ++ else ++ kfree(sentry); + } + } + +@@ -1294,7 +1298,11 @@ static void rmdir_all_sub(void) + + kernfs_remove(rdtgrp->kn); + list_del(&rdtgrp->rdtgroup_list); +- kfree(rdtgrp); ++ ++ if (atomic_read(&rdtgrp->waitcount) != 0) ++ rdtgrp->flags = RDT_DELETED; ++ else ++ kfree(rdtgrp); + } + /* Notify online CPUs to update per cpu storage and PQR_ASSOC MSR */ + update_closid_rmid(cpu_online_mask, &rdtgroup_default); +@@ -1491,7 +1499,7 @@ static int mkdir_mondata_all(struct kernfs_node *parent_kn, + /* + * Create the mon_data directory first. + */ +- ret = mongroup_create_dir(parent_kn, NULL, "mon_data", &kn); ++ ret = mongroup_create_dir(parent_kn, prgrp, "mon_data", &kn); + if (ret) + return ret; + +@@ -1525,7 +1533,7 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn, + uint files = 0; + int ret; + +- prdtgrp = rdtgroup_kn_lock_live(prgrp_kn); ++ prdtgrp = rdtgroup_kn_lock_live(parent_kn); + if (!prdtgrp) { + ret = -ENODEV; + goto out_unlock; +@@ -1581,7 +1589,7 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn, + kernfs_activate(kn); + + /* +- * The caller unlocks the prgrp_kn upon success. ++ * The caller unlocks the parent_kn upon success. + */ + return 0; + +@@ -1592,7 +1600,7 @@ out_destroy: + out_free_rgrp: + kfree(rdtgrp); + out_unlock: +- rdtgroup_kn_unlock(prgrp_kn); ++ rdtgroup_kn_unlock(parent_kn); + return ret; + } + +@@ -1630,7 +1638,7 @@ static int rdtgroup_mkdir_mon(struct kernfs_node *parent_kn, + */ + list_add_tail(&rdtgrp->mon.crdtgrp_list, &prgrp->mon.crdtgrp_list); + +- rdtgroup_kn_unlock(prgrp_kn); ++ rdtgroup_kn_unlock(parent_kn); + return ret; + } + +@@ -1667,7 +1675,7 @@ static int rdtgroup_mkdir_ctrl_mon(struct kernfs_node *parent_kn, + * Create an empty mon_groups directory to hold the subset + * of tasks and cpus to monitor. + */ +- ret = mongroup_create_dir(kn, NULL, "mon_groups", NULL); ++ ret = mongroup_create_dir(kn, rdtgrp, "mon_groups", NULL); + if (ret) + goto out_id_free; + } +@@ -1680,7 +1688,7 @@ out_id_free: + out_common_fail: + mkdir_rdt_prepare_clean(rdtgrp); + out_unlock: +- rdtgroup_kn_unlock(prgrp_kn); ++ rdtgroup_kn_unlock(parent_kn); + return ret; + } + +@@ -1792,11 +1800,6 @@ static int rdtgroup_rmdir_ctrl(struct kernfs_node *kn, struct rdtgroup *rdtgrp, + closid_free(rdtgrp->closid); + free_rmid(rdtgrp->mon.rmid); + +- /* +- * Free all the child monitor group rmids. +- */ +- free_all_child_rdtgrp(rdtgrp); +- + list_del(&rdtgrp->rdtgroup_list); + + /* +@@ -1806,6 +1809,11 @@ static int rdtgroup_rmdir_ctrl(struct kernfs_node *kn, struct rdtgroup *rdtgrp, + kernfs_get(kn); + kernfs_remove(rdtgrp->kn); + ++ /* ++ * Free all the child monitor group rmids. ++ */ ++ free_all_child_rdtgrp(rdtgrp); ++ + return 0; + } + +diff --git a/crypto/af_alg.c b/crypto/af_alg.c +index 422bba808f73..0679c35adf55 100644 +--- a/crypto/af_alg.c ++++ b/crypto/af_alg.c +@@ -139,11 +139,13 @@ void af_alg_release_parent(struct sock *sk) + sk = ask->parent; + ask = alg_sk(sk); + +- lock_sock(sk); ++ local_bh_disable(); ++ bh_lock_sock(sk); + ask->nokey_refcnt -= nokey; + if (!last) + last = !--ask->refcnt; +- release_sock(sk); ++ bh_unlock_sock(sk); ++ local_bh_enable(); + + if (last) + sock_put(sk); +diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c +index a5718c0a3dc4..1348541da463 100644 +--- a/crypto/pcrypt.c ++++ b/crypto/pcrypt.c +@@ -505,11 +505,12 @@ err: + + static void __exit pcrypt_exit(void) + { ++ crypto_unregister_template(&pcrypt_tmpl); ++ + pcrypt_fini_padata(&pencrypt); + pcrypt_fini_padata(&pdecrypt); + + kset_unregister(pcrypt_kset); +- crypto_unregister_template(&pcrypt_tmpl); + } + + module_init(pcrypt_init); +diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c +index ce47eb17901d..a106d15f6def 100644 +--- a/drivers/atm/eni.c ++++ b/drivers/atm/eni.c +@@ -372,7 +372,7 @@ static int do_rx_dma(struct atm_vcc *vcc,struct sk_buff *skb, + here = (eni_vcc->descr+skip) & (eni_vcc->words-1); + dma[j++] = (here << MID_DMA_COUNT_SHIFT) | (vcc->vci + << MID_DMA_VCI_SHIFT) | MID_DT_JK; +- j++; ++ dma[j++] = 0; + } + here = (eni_vcc->descr+size+skip) & (eni_vcc->words-1); + if (!eff) size += skip; +@@ -445,7 +445,7 @@ static int do_rx_dma(struct atm_vcc *vcc,struct sk_buff *skb, + if (size != eff) { + dma[j++] = (here << MID_DMA_COUNT_SHIFT) | + (vcc->vci << MID_DMA_VCI_SHIFT) | MID_DT_JK; +- j++; ++ dma[j++] = 0; + } + if (!j || j > 2*RX_DMA_BUF) { + printk(KERN_CRIT DEV_LABEL "!j or j too big!!!\n"); +diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c +index 67549ce88cc9..774748497ace 100644 +--- a/drivers/char/ttyprintk.c ++++ b/drivers/char/ttyprintk.c +@@ -18,10 +18,11 @@ + #include <linux/serial.h> + #include <linux/tty.h> + #include <linux/module.h> ++#include <linux/spinlock.h> + + struct ttyprintk_port { + struct tty_port port; +- struct mutex port_write_mutex; ++ spinlock_t spinlock; + }; + + static struct ttyprintk_port tpk_port; +@@ -100,11 +101,12 @@ static int tpk_open(struct tty_struct *tty, struct file *filp) + static void tpk_close(struct tty_struct *tty, struct file *filp) + { + struct ttyprintk_port *tpkp = tty->driver_data; ++ unsigned long flags; + +- mutex_lock(&tpkp->port_write_mutex); ++ spin_lock_irqsave(&tpkp->spinlock, flags); + /* flush tpk_printk buffer */ + tpk_printk(NULL, 0); +- mutex_unlock(&tpkp->port_write_mutex); ++ spin_unlock_irqrestore(&tpkp->spinlock, flags); + + tty_port_close(&tpkp->port, tty, filp); + } +@@ -116,13 +118,14 @@ static int tpk_write(struct tty_struct *tty, + const unsigned char *buf, int count) + { + struct ttyprintk_port *tpkp = tty->driver_data; ++ unsigned long flags; + int ret; + + + /* exclusive use of tpk_printk within this tty */ +- mutex_lock(&tpkp->port_write_mutex); ++ spin_lock_irqsave(&tpkp->spinlock, flags); + ret = tpk_printk(buf, count); +- mutex_unlock(&tpkp->port_write_mutex); ++ spin_unlock_irqrestore(&tpkp->spinlock, flags); + + return ret; + } +@@ -172,7 +175,7 @@ static int __init ttyprintk_init(void) + { + int ret = -ENOMEM; + +- mutex_init(&tpk_port.port_write_mutex); ++ spin_lock_init(&tpk_port.spinlock); + + ttyprintk_driver = tty_alloc_driver(1, + TTY_DRIVER_RESET_TERMIOS | +diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c +index d083b860f083..10689d8cd386 100644 +--- a/drivers/clk/mmp/clk-of-mmp2.c ++++ b/drivers/clk/mmp/clk-of-mmp2.c +@@ -134,7 +134,7 @@ static DEFINE_SPINLOCK(ssp3_lock); + static const char *ssp_parent_names[] = {"vctcxo_4", "vctcxo_2", "vctcxo", "pll1_16"}; + + static DEFINE_SPINLOCK(timer_lock); +-static const char *timer_parent_names[] = {"clk32", "vctcxo_2", "vctcxo_4", "vctcxo"}; ++static const char *timer_parent_names[] = {"clk32", "vctcxo_4", "vctcxo_2", "vctcxo"}; + + static DEFINE_SPINLOCK(reset_lock); + +diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c +index bb7b59fc5c08..8d39f3a07bf8 100644 +--- a/drivers/crypto/chelsio/chcr_algo.c ++++ b/drivers/crypto/chelsio/chcr_algo.c +@@ -2693,9 +2693,6 @@ static int chcr_gcm_setauthsize(struct crypto_aead *tfm, unsigned int authsize) + aeadctx->mayverify = VERIFY_SW; + break; + default: +- +- crypto_tfm_set_flags((struct crypto_tfm *) tfm, +- CRYPTO_TFM_RES_BAD_KEY_LEN); + return -EINVAL; + } + return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize); +@@ -2720,8 +2717,6 @@ static int chcr_4106_4309_setauthsize(struct crypto_aead *tfm, + aeadctx->mayverify = VERIFY_HW; + break; + default: +- crypto_tfm_set_flags((struct crypto_tfm *)tfm, +- CRYPTO_TFM_RES_BAD_KEY_LEN); + return -EINVAL; + } + return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize); +@@ -2762,8 +2757,6 @@ static int chcr_ccm_setauthsize(struct crypto_aead *tfm, + aeadctx->mayverify = VERIFY_HW; + break; + default: +- crypto_tfm_set_flags((struct crypto_tfm *)tfm, +- CRYPTO_TFM_RES_BAD_KEY_LEN); + return -EINVAL; + } + return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize); +@@ -2790,8 +2783,7 @@ static int chcr_ccm_common_setkey(struct crypto_aead *aead, + ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256; + mk_size = CHCR_KEYCTX_MAC_KEY_SIZE_256; + } else { +- crypto_tfm_set_flags((struct crypto_tfm *)aead, +- CRYPTO_TFM_RES_BAD_KEY_LEN); ++ crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN); + aeadctx->enckey_len = 0; + return -EINVAL; + } +@@ -2831,8 +2823,7 @@ static int chcr_aead_rfc4309_setkey(struct crypto_aead *aead, const u8 *key, + int error; + + if (keylen < 3) { +- crypto_tfm_set_flags((struct crypto_tfm *)aead, +- CRYPTO_TFM_RES_BAD_KEY_LEN); ++ crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN); + aeadctx->enckey_len = 0; + return -EINVAL; + } +@@ -2883,8 +2874,7 @@ static int chcr_gcm_setkey(struct crypto_aead *aead, const u8 *key, + } else if (keylen == AES_KEYSIZE_256) { + ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256; + } else { +- crypto_tfm_set_flags((struct crypto_tfm *)aead, +- CRYPTO_TFM_RES_BAD_KEY_LEN); ++ crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN); + pr_err("GCM: Invalid key length %d\n", keylen); + ret = -EINVAL; + goto out; +diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c +index ad18de955b6c..58ec3abfd321 100644 +--- a/drivers/devfreq/devfreq.c ++++ b/drivers/devfreq/devfreq.c +@@ -902,6 +902,14 @@ err_out: + } + EXPORT_SYMBOL(devfreq_remove_governor); + ++static ssize_t name_show(struct device *dev, ++ struct device_attribute *attr, char *buf) ++{ ++ struct devfreq *devfreq = to_devfreq(dev); ++ return sprintf(buf, "%s\n", dev_name(devfreq->dev.parent)); ++} ++static DEVICE_ATTR_RO(name); ++ + static ssize_t governor_show(struct device *dev, + struct device_attribute *attr, char *buf) + { +@@ -1200,6 +1208,7 @@ static ssize_t trans_stat_show(struct device *dev, + static DEVICE_ATTR_RO(trans_stat); + + static struct attribute *devfreq_attrs[] = { ++ &dev_attr_name.attr, + &dev_attr_governor.attr, + &dev_attr_available_governors.attr, + &dev_attr_cur_freq.attr, +diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig +index 2357d2f73c1a..8d2ab77c6581 100644 +--- a/drivers/gpio/Kconfig ++++ b/drivers/gpio/Kconfig +@@ -990,6 +990,7 @@ config GPIO_LP87565 + config GPIO_MAX77620 + tristate "GPIO support for PMIC MAX77620 and MAX20024" + depends on MFD_MAX77620 ++ select GPIOLIB_IRQCHIP + help + GPIO driver for MAX77620 and MAX20024 PMIC from Maxim Semiconductor. + MAX77620 PMIC has 8 pins that can be configured as GPIOs. The +diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h +index 1e2e6e58256a..9d372fa7c298 100644 +--- a/drivers/hid/hid-ids.h ++++ b/drivers/hid/hid-ids.h +@@ -1024,6 +1024,7 @@ + #define USB_DEVICE_ID_SYNAPTICS_LTS2 0x1d10 + #define USB_DEVICE_ID_SYNAPTICS_HD 0x0ac3 + #define USB_DEVICE_ID_SYNAPTICS_QUAD_HD 0x1ac3 ++#define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012 0x2968 + #define USB_DEVICE_ID_SYNAPTICS_TP_V103 0x5710 + + #define USB_VENDOR_ID_TEXAS_INSTRUMENTS 0x2047 +diff --git a/drivers/hid/hid-ite.c b/drivers/hid/hid-ite.c +index 98b059d79bc8..2ce1eb0c9212 100644 +--- a/drivers/hid/hid-ite.c ++++ b/drivers/hid/hid-ite.c +@@ -43,6 +43,9 @@ static int ite_event(struct hid_device *hdev, struct hid_field *field, + static const struct hid_device_id ite_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE8595) }, + { HID_USB_DEVICE(USB_VENDOR_ID_258A, USB_DEVICE_ID_258A_6A88) }, ++ /* ITE8595 USB kbd ctlr, with Synaptics touchpad connected to it. */ ++ { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, ++ USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012) }, + { } + }; + MODULE_DEVICE_TABLE(hid, ite_devices); +diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c +index b60fb6ed5aeb..527535614342 100644 +--- a/drivers/media/radio/si470x/radio-si470x-i2c.c ++++ b/drivers/media/radio/si470x/radio-si470x-i2c.c +@@ -453,10 +453,10 @@ static int si470x_i2c_remove(struct i2c_client *client) + + free_irq(client->irq, radio); + video_unregister_device(&radio->videodev); +- kfree(radio); + + v4l2_ctrl_handler_free(&radio->hdl); + v4l2_device_unregister(&radio->v4l2_dev); ++ kfree(radio); + return 0; + } + +diff --git a/drivers/media/usb/dvb-usb/af9005.c b/drivers/media/usb/dvb-usb/af9005.c +index c047a0bdf91f..66990a193bc5 100644 +--- a/drivers/media/usb/dvb-usb/af9005.c ++++ b/drivers/media/usb/dvb-usb/af9005.c +@@ -563,7 +563,7 @@ static int af9005_boot_packet(struct usb_device *udev, int type, u8 *reply, + u8 *buf, int size) + { + u16 checksum; +- int act_len, i, ret; ++ int act_len = 0, i, ret; + + memset(buf, 0, size); + buf[0] = (u8) (FW_BULKOUT_SIZE & 0xff); +diff --git a/drivers/media/usb/dvb-usb/digitv.c b/drivers/media/usb/dvb-usb/digitv.c +index 475a3c0cdee7..20d33f0544ed 100644 +--- a/drivers/media/usb/dvb-usb/digitv.c ++++ b/drivers/media/usb/dvb-usb/digitv.c +@@ -233,18 +233,22 @@ static struct rc_map_table rc_map_digitv_table[] = { + + static int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state) + { +- int i; ++ int ret, i; + u8 key[5]; + u8 b[4] = { 0 }; + + *event = 0; + *state = REMOTE_NO_KEY_PRESSED; + +- digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4); ++ ret = digitv_ctrl_msg(d, USB_READ_REMOTE, 0, NULL, 0, &key[1], 4); ++ if (ret) ++ return ret; + + /* Tell the device we've read the remote. Not sure how necessary + this is, but the Nebula SDK does it. */ +- digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0); ++ ret = digitv_ctrl_msg(d, USB_WRITE_REMOTE, 0, b, 4, NULL, 0); ++ if (ret) ++ return ret; + + /* if something is inside the buffer, simulate key press */ + if (key[1] != 0) +diff --git a/drivers/media/usb/dvb-usb/dvb-usb-urb.c b/drivers/media/usb/dvb-usb/dvb-usb-urb.c +index c1b4e94a37f8..2aabf90d8697 100644 +--- a/drivers/media/usb/dvb-usb/dvb-usb-urb.c ++++ b/drivers/media/usb/dvb-usb/dvb-usb-urb.c +@@ -12,7 +12,7 @@ + int dvb_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf, + u16 rlen, int delay_ms) + { +- int actlen,ret = -ENOMEM; ++ int actlen = 0, ret = -ENOMEM; + + if (!d || wbuf == NULL || wlen == 0) + return -EINVAL; +diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c +index 0f141762abf1..87582be4a39d 100644 +--- a/drivers/media/usb/gspca/gspca.c ++++ b/drivers/media/usb/gspca/gspca.c +@@ -2038,7 +2038,7 @@ int gspca_dev_probe2(struct usb_interface *intf, + pr_err("couldn't kzalloc gspca struct\n"); + return -ENOMEM; + } +- gspca_dev->usb_buf = kmalloc(USB_BUF_SZ, GFP_KERNEL); ++ gspca_dev->usb_buf = kzalloc(USB_BUF_SZ, GFP_KERNEL); + if (!gspca_dev->usb_buf) { + pr_err("out of memory\n"); + ret = -ENOMEM; +diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c +index 94ad2fdd6ef0..05440b727261 100644 +--- a/drivers/net/dsa/bcm_sf2.c ++++ b/drivers/net/dsa/bcm_sf2.c +@@ -137,7 +137,7 @@ static void bcm_sf2_imp_setup(struct dsa_switch *ds, int port) + + /* Force link status for IMP port */ + reg = core_readl(priv, offset); +- reg |= (MII_SW_OR | LINK_STS); ++ reg |= (MII_SW_OR | LINK_STS | GMII_SPEED_UP_2G); + core_writel(priv, reg, offset); + + /* Enable Broadcast, Multicast, Unicast forwarding to IMP port */ +diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c +index a1125d10c825..8b9a0ce1d29f 100644 +--- a/drivers/net/ethernet/broadcom/b44.c ++++ b/drivers/net/ethernet/broadcom/b44.c +@@ -1521,8 +1521,10 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset) + int ethaddr_bytes = ETH_ALEN; + + memset(ppattern + offset, 0xff, magicsync); +- for (j = 0; j < magicsync; j++) +- set_bit(len++, (unsigned long *) pmask); ++ for (j = 0; j < magicsync; j++) { ++ pmask[len >> 3] |= BIT(len & 7); ++ len++; ++ } + + for (j = 0; j < B44_MAX_PATTERNS; j++) { + if ((B44_PATTERN_SIZE - len) >= ETH_ALEN) +@@ -1534,7 +1536,8 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset) + for (k = 0; k< ethaddr_bytes; k++) { + ppattern[offset + magicsync + + (j * ETH_ALEN) + k] = macaddr[k]; +- set_bit(len++, (unsigned long *) pmask); ++ pmask[len >> 3] |= BIT(len & 7); ++ len++; + } + } + return len - 1; +diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c +index 38ee7692132c..7461e7b9eaae 100644 +--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c ++++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c +@@ -7402,11 +7402,23 @@ static bool bnxt_fltr_match(struct bnxt_ntuple_filter *f1, + struct flow_keys *keys1 = &f1->fkeys; + struct flow_keys *keys2 = &f2->fkeys; + +- if (keys1->addrs.v4addrs.src == keys2->addrs.v4addrs.src && +- keys1->addrs.v4addrs.dst == keys2->addrs.v4addrs.dst && +- keys1->ports.ports == keys2->ports.ports && +- keys1->basic.ip_proto == keys2->basic.ip_proto && +- keys1->basic.n_proto == keys2->basic.n_proto && ++ if (keys1->basic.n_proto != keys2->basic.n_proto || ++ keys1->basic.ip_proto != keys2->basic.ip_proto) ++ return false; ++ ++ if (keys1->basic.n_proto == htons(ETH_P_IP)) { ++ if (keys1->addrs.v4addrs.src != keys2->addrs.v4addrs.src || ++ keys1->addrs.v4addrs.dst != keys2->addrs.v4addrs.dst) ++ return false; ++ } else { ++ if (memcmp(&keys1->addrs.v6addrs.src, &keys2->addrs.v6addrs.src, ++ sizeof(keys1->addrs.v6addrs.src)) || ++ memcmp(&keys1->addrs.v6addrs.dst, &keys2->addrs.v6addrs.dst, ++ sizeof(keys1->addrs.v6addrs.dst))) ++ return false; ++ } ++ ++ if (keys1->ports.ports == keys2->ports.ports && + keys1->control.flags == keys2->control.flags && + ether_addr_equal(f1->src_mac_addr, f2->src_mac_addr) && + ether_addr_equal(f1->dst_mac_addr, f2->dst_mac_addr)) +diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +index 9e5cd18e7358..8bd90ad15607 100644 +--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c ++++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +@@ -66,8 +66,7 @@ static void *seq_tab_start(struct seq_file *seq, loff_t *pos) + static void *seq_tab_next(struct seq_file *seq, void *v, loff_t *pos) + { + v = seq_tab_get_idx(seq->private, *pos + 1); +- if (v) +- ++*pos; ++ ++(*pos); + return v; + } + +diff --git a/drivers/net/ethernet/chelsio/cxgb4/l2t.c b/drivers/net/ethernet/chelsio/cxgb4/l2t.c +index f7ef8871dd0b..67aa3c997417 100644 +--- a/drivers/net/ethernet/chelsio/cxgb4/l2t.c ++++ b/drivers/net/ethernet/chelsio/cxgb4/l2t.c +@@ -682,8 +682,7 @@ static void *l2t_seq_start(struct seq_file *seq, loff_t *pos) + static void *l2t_seq_next(struct seq_file *seq, void *v, loff_t *pos) + { + v = l2t_get_idx(seq, *pos); +- if (v) +- ++*pos; ++ ++(*pos); + return v; + } + +diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c +index 75ce773c21a6..b33650a897f1 100644 +--- a/drivers/net/ethernet/freescale/fman/fman_memac.c ++++ b/drivers/net/ethernet/freescale/fman/fman_memac.c +@@ -110,7 +110,7 @@ do { \ + /* Interface Mode Register (IF_MODE) */ + + #define IF_MODE_MASK 0x00000003 /* 30-31 Mask on i/f mode bits */ +-#define IF_MODE_XGMII 0x00000000 /* 30-31 XGMII (10G) interface */ ++#define IF_MODE_10G 0x00000000 /* 30-31 10G interface */ + #define IF_MODE_GMII 0x00000002 /* 30-31 GMII (1G) interface */ + #define IF_MODE_RGMII 0x00000004 + #define IF_MODE_RGMII_AUTO 0x00008000 +@@ -439,7 +439,7 @@ static int init(struct memac_regs __iomem *regs, struct memac_cfg *cfg, + tmp = 0; + switch (phy_if) { + case PHY_INTERFACE_MODE_XGMII: +- tmp |= IF_MODE_XGMII; ++ tmp |= IF_MODE_10G; + break; + default: + tmp |= IF_MODE_GMII; +diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c +index e03b30c60dcf..c82c85ef5fb3 100644 +--- a/drivers/net/ethernet/freescale/xgmac_mdio.c ++++ b/drivers/net/ethernet/freescale/xgmac_mdio.c +@@ -49,6 +49,7 @@ struct tgec_mdio_controller { + struct mdio_fsl_priv { + struct tgec_mdio_controller __iomem *mdio_base; + bool is_little_endian; ++ bool has_a011043; + }; + + static u32 xgmac_read32(void __iomem *regs, +@@ -226,7 +227,8 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum) + return ret; + + /* Return all Fs if nothing was there */ +- if (xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) { ++ if ((xgmac_read32(®s->mdio_stat, endian) & MDIO_STAT_RD_ER) && ++ !priv->has_a011043) { + dev_err(&bus->dev, + "Error while reading PHY%d reg at %d.%hhu\n", + phy_id, dev_addr, regnum); +@@ -274,6 +276,9 @@ static int xgmac_mdio_probe(struct platform_device *pdev) + priv->is_little_endian = of_property_read_bool(pdev->dev.of_node, + "little-endian"); + ++ priv->has_a011043 = of_property_read_bool(pdev->dev.of_node, ++ "fsl,erratum-a011043"); ++ + ret = of_mdiobus_register(bus, np); + if (ret) { + dev_err(&pdev->dev, "cannot register MDIO bus\n"); +diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c +index c37cc8bccf47..158c277ec353 100644 +--- a/drivers/net/ethernet/intel/igb/e1000_82575.c ++++ b/drivers/net/ethernet/intel/igb/e1000_82575.c +@@ -562,7 +562,7 @@ static s32 igb_set_sfp_media_type_82575(struct e1000_hw *hw) + dev_spec->module_plugged = true; + if (eth_flags->e1000_base_lx || eth_flags->e1000_base_sx) { + hw->phy.media_type = e1000_media_type_internal_serdes; +- } else if (eth_flags->e100_base_fx) { ++ } else if (eth_flags->e100_base_fx || eth_flags->e100_base_lx) { + dev_spec->sgmii_active = true; + hw->phy.media_type = e1000_media_type_internal_serdes; + } else if (eth_flags->e1000_base_t) { +@@ -689,14 +689,10 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw) + break; + } + +- /* do not change link mode for 100BaseFX */ +- if (dev_spec->eth_flags.e100_base_fx) +- break; +- + /* change current link mode setting */ + ctrl_ext &= ~E1000_CTRL_EXT_LINK_MODE_MASK; + +- if (hw->phy.media_type == e1000_media_type_copper) ++ if (dev_spec->sgmii_active) + ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_SGMII; + else + ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES; +diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c +index d06a8db514d4..82028ce355fb 100644 +--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c ++++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c +@@ -201,7 +201,7 @@ static int igb_get_link_ksettings(struct net_device *netdev, + advertising &= ~ADVERTISED_1000baseKX_Full; + } + } +- if (eth_flags->e100_base_fx) { ++ if (eth_flags->e100_base_fx || eth_flags->e100_base_lx) { + supported |= SUPPORTED_100baseT_Full; + advertising |= ADVERTISED_100baseT_Full; + } +diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +index e4c1e6345edd..ba184287e11f 100644 +--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c ++++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +@@ -5131,7 +5131,7 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter) + struct ixgbe_hw *hw = &adapter->hw; + struct hlist_node *node2; + struct ixgbe_fdir_filter *filter; +- u64 action; ++ u8 queue; + + spin_lock(&adapter->fdir_perfect_lock); + +@@ -5140,17 +5140,34 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter) + + hlist_for_each_entry_safe(filter, node2, + &adapter->fdir_filter_list, fdir_node) { +- action = filter->action; +- if (action != IXGBE_FDIR_DROP_QUEUE && action != 0) +- action = +- (action >> ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF) - 1; ++ if (filter->action == IXGBE_FDIR_DROP_QUEUE) { ++ queue = IXGBE_FDIR_DROP_QUEUE; ++ } else { ++ u32 ring = ethtool_get_flow_spec_ring(filter->action); ++ u8 vf = ethtool_get_flow_spec_ring_vf(filter->action); ++ ++ if (!vf && (ring >= adapter->num_rx_queues)) { ++ e_err(drv, "FDIR restore failed without VF, ring: %u\n", ++ ring); ++ continue; ++ } else if (vf && ++ ((vf > adapter->num_vfs) || ++ ring >= adapter->num_rx_queues_per_pool)) { ++ e_err(drv, "FDIR restore failed with VF, vf: %hhu, ring: %u\n", ++ vf, ring); ++ continue; ++ } ++ ++ /* Map the ring onto the absolute queue index */ ++ if (!vf) ++ queue = adapter->rx_ring[ring]->reg_idx; ++ else ++ queue = ((vf - 1) * ++ adapter->num_rx_queues_per_pool) + ring; ++ } + + ixgbe_fdir_write_perfect_filter_82599(hw, +- &filter->filter, +- filter->sw_idx, +- (action == IXGBE_FDIR_DROP_QUEUE) ? +- IXGBE_FDIR_DROP_QUEUE : +- adapter->rx_ring[action]->reg_idx); ++ &filter->filter, filter->sw_idx, queue); + } + + spin_unlock(&adapter->fdir_perfect_lock); +diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +index e238f6e85ab6..a7708e14aa5c 100644 +--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c ++++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +@@ -1858,11 +1858,6 @@ static int ixgbevf_write_uc_addr_list(struct net_device *netdev) + struct ixgbe_hw *hw = &adapter->hw; + int count = 0; + +- if ((netdev_uc_count(netdev)) > 10) { +- pr_err("Too many unicast filters - No Space\n"); +- return -ENOSPC; +- } +- + if (!netdev_uc_empty(netdev)) { + struct netdev_hw_addr *ha; + +diff --git a/drivers/net/ethernet/natsemi/sonic.c b/drivers/net/ethernet/natsemi/sonic.c +index a051dddcbd76..254e6dbc4c6a 100644 +--- a/drivers/net/ethernet/natsemi/sonic.c ++++ b/drivers/net/ethernet/natsemi/sonic.c +@@ -50,6 +50,8 @@ static int sonic_open(struct net_device *dev) + if (sonic_debug > 2) + printk("sonic_open: initializing sonic driver.\n"); + ++ spin_lock_init(&lp->lock); ++ + for (i = 0; i < SONIC_NUM_RRS; i++) { + struct sk_buff *skb = netdev_alloc_skb(dev, SONIC_RBSIZE + 2); + if (skb == NULL) { +@@ -101,6 +103,24 @@ static int sonic_open(struct net_device *dev) + return 0; + } + ++/* Wait for the SONIC to become idle. */ ++static void sonic_quiesce(struct net_device *dev, u16 mask) ++{ ++ struct sonic_local * __maybe_unused lp = netdev_priv(dev); ++ int i; ++ u16 bits; ++ ++ for (i = 0; i < 1000; ++i) { ++ bits = SONIC_READ(SONIC_CMD) & mask; ++ if (!bits) ++ return; ++ if (irqs_disabled() || in_interrupt()) ++ udelay(20); ++ else ++ usleep_range(100, 200); ++ } ++ WARN_ONCE(1, "command deadline expired! 0x%04x\n", bits); ++} + + /* + * Close the SONIC device +@@ -118,6 +138,9 @@ static int sonic_close(struct net_device *dev) + /* + * stop the SONIC, disable interrupts + */ ++ SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS); ++ sonic_quiesce(dev, SONIC_CR_ALL); ++ + SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, 0x7fff); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); +@@ -157,6 +180,9 @@ static void sonic_tx_timeout(struct net_device *dev) + * put the Sonic into software-reset mode and + * disable all interrupts before releasing DMA buffers + */ ++ SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS); ++ sonic_quiesce(dev, SONIC_CR_ALL); ++ + SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, 0x7fff); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); +@@ -194,8 +220,6 @@ static void sonic_tx_timeout(struct net_device *dev) + * wake the tx queue + * Concurrently with all of this, the SONIC is potentially writing to + * the status flags of the TDs. +- * Until some mutual exclusion is added, this code will not work with SMP. However, +- * MIPS Jazz machines and m68k Macs were all uni-processor machines. + */ + + static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) +@@ -203,7 +227,8 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) + struct sonic_local *lp = netdev_priv(dev); + dma_addr_t laddr; + int length; +- int entry = lp->next_tx; ++ int entry; ++ unsigned long flags; + + if (sonic_debug > 2) + printk("sonic_send_packet: skb=%p, dev=%p\n", skb, dev); +@@ -226,6 +251,10 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) + return NETDEV_TX_OK; + } + ++ spin_lock_irqsave(&lp->lock, flags); ++ ++ entry = lp->next_tx; ++ + sonic_tda_put(dev, entry, SONIC_TD_STATUS, 0); /* clear status */ + sonic_tda_put(dev, entry, SONIC_TD_FRAG_COUNT, 1); /* single fragment */ + sonic_tda_put(dev, entry, SONIC_TD_PKTSIZE, length); /* length of packet */ +@@ -235,10 +264,6 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) + sonic_tda_put(dev, entry, SONIC_TD_LINK, + sonic_tda_get(dev, entry, SONIC_TD_LINK) | SONIC_EOL); + +- /* +- * Must set tx_skb[entry] only after clearing status, and +- * before clearing EOL and before stopping queue +- */ + wmb(); + lp->tx_len[entry] = length; + lp->tx_laddr[entry] = laddr; +@@ -263,6 +288,8 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) + + SONIC_WRITE(SONIC_CMD, SONIC_CR_TXP); + ++ spin_unlock_irqrestore(&lp->lock, flags); ++ + return NETDEV_TX_OK; + } + +@@ -275,9 +302,21 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id) + struct net_device *dev = dev_id; + struct sonic_local *lp = netdev_priv(dev); + int status; ++ unsigned long flags; ++ ++ /* The lock has two purposes. Firstly, it synchronizes sonic_interrupt() ++ * with sonic_send_packet() so that the two functions can share state. ++ * Secondly, it makes sonic_interrupt() re-entrant, as that is required ++ * by macsonic which must use two IRQs with different priority levels. ++ */ ++ spin_lock_irqsave(&lp->lock, flags); ++ ++ status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT; ++ if (!status) { ++ spin_unlock_irqrestore(&lp->lock, flags); + +- if (!(status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT)) + return IRQ_NONE; ++ } + + do { + if (status & SONIC_INT_PKTRX) { +@@ -292,11 +331,12 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id) + int td_status; + int freed_some = 0; + +- /* At this point, cur_tx is the index of a TD that is one of: +- * unallocated/freed (status set & tx_skb[entry] clear) +- * allocated and sent (status set & tx_skb[entry] set ) +- * allocated and not yet sent (status clear & tx_skb[entry] set ) +- * still being allocated by sonic_send_packet (status clear & tx_skb[entry] clear) ++ /* The state of a Transmit Descriptor may be inferred ++ * from { tx_skb[entry], td_status } as follows. ++ * { clear, clear } => the TD has never been used ++ * { set, clear } => the TD was handed to SONIC ++ * { set, set } => the TD was handed back ++ * { clear, set } => the TD is available for re-use + */ + + if (sonic_debug > 2) +@@ -398,10 +438,30 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id) + /* load CAM done */ + if (status & SONIC_INT_LCD) + SONIC_WRITE(SONIC_ISR, SONIC_INT_LCD); /* clear the interrupt */ +- } while((status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT)); ++ ++ status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT; ++ } while (status); ++ ++ spin_unlock_irqrestore(&lp->lock, flags); ++ + return IRQ_HANDLED; + } + ++/* Return the array index corresponding to a given Receive Buffer pointer. */ ++static int index_from_addr(struct sonic_local *lp, dma_addr_t addr, ++ unsigned int last) ++{ ++ unsigned int i = last; ++ ++ do { ++ i = (i + 1) & SONIC_RRS_MASK; ++ if (addr == lp->rx_laddr[i]) ++ return i; ++ } while (i != last); ++ ++ return -ENOENT; ++} ++ + /* + * We have a good packet(s), pass it/them up the network stack. + */ +@@ -421,6 +481,16 @@ static void sonic_rx(struct net_device *dev) + + status = sonic_rda_get(dev, entry, SONIC_RD_STATUS); + if (status & SONIC_RCR_PRX) { ++ u32 addr = (sonic_rda_get(dev, entry, ++ SONIC_RD_PKTPTR_H) << 16) | ++ sonic_rda_get(dev, entry, SONIC_RD_PKTPTR_L); ++ int i = index_from_addr(lp, addr, entry); ++ ++ if (i < 0) { ++ WARN_ONCE(1, "failed to find buffer!\n"); ++ break; ++ } ++ + /* Malloc up new buffer. */ + new_skb = netdev_alloc_skb(dev, SONIC_RBSIZE + 2); + if (new_skb == NULL) { +@@ -442,7 +512,7 @@ static void sonic_rx(struct net_device *dev) + + /* now we have a new skb to replace it, pass the used one up the stack */ + dma_unmap_single(lp->device, lp->rx_laddr[entry], SONIC_RBSIZE, DMA_FROM_DEVICE); +- used_skb = lp->rx_skb[entry]; ++ used_skb = lp->rx_skb[i]; + pkt_len = sonic_rda_get(dev, entry, SONIC_RD_PKTLEN); + skb_trim(used_skb, pkt_len); + used_skb->protocol = eth_type_trans(used_skb, dev); +@@ -451,13 +521,13 @@ static void sonic_rx(struct net_device *dev) + lp->stats.rx_bytes += pkt_len; + + /* and insert the new skb */ +- lp->rx_laddr[entry] = new_laddr; +- lp->rx_skb[entry] = new_skb; ++ lp->rx_laddr[i] = new_laddr; ++ lp->rx_skb[i] = new_skb; + + bufadr_l = (unsigned long)new_laddr & 0xffff; + bufadr_h = (unsigned long)new_laddr >> 16; +- sonic_rra_put(dev, entry, SONIC_RR_BUFADR_L, bufadr_l); +- sonic_rra_put(dev, entry, SONIC_RR_BUFADR_H, bufadr_h); ++ sonic_rra_put(dev, i, SONIC_RR_BUFADR_L, bufadr_l); ++ sonic_rra_put(dev, i, SONIC_RR_BUFADR_H, bufadr_h); + } else { + /* This should only happen, if we enable accepting broken packets. */ + lp->stats.rx_errors++; +@@ -592,6 +662,7 @@ static int sonic_init(struct net_device *dev) + */ + SONIC_WRITE(SONIC_CMD, 0); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS); ++ sonic_quiesce(dev, SONIC_CR_ALL); + + /* + * initialize the receive resource area +diff --git a/drivers/net/ethernet/natsemi/sonic.h b/drivers/net/ethernet/natsemi/sonic.h +index 421b1a283fed..7dc011655e70 100644 +--- a/drivers/net/ethernet/natsemi/sonic.h ++++ b/drivers/net/ethernet/natsemi/sonic.h +@@ -110,6 +110,9 @@ + #define SONIC_CR_TXP 0x0002 + #define SONIC_CR_HTX 0x0001 + ++#define SONIC_CR_ALL (SONIC_CR_LCAM | SONIC_CR_RRRA | \ ++ SONIC_CR_RXEN | SONIC_CR_TXP) ++ + /* + * SONIC data configuration bits + */ +@@ -274,8 +277,9 @@ + #define SONIC_NUM_RDS SONIC_NUM_RRS /* number of receive descriptors */ + #define SONIC_NUM_TDS 16 /* number of transmit descriptors */ + +-#define SONIC_RDS_MASK (SONIC_NUM_RDS-1) +-#define SONIC_TDS_MASK (SONIC_NUM_TDS-1) ++#define SONIC_RRS_MASK (SONIC_NUM_RRS - 1) ++#define SONIC_RDS_MASK (SONIC_NUM_RDS - 1) ++#define SONIC_TDS_MASK (SONIC_NUM_TDS - 1) + + #define SONIC_RBSIZE 1520 /* size of one resource buffer */ + +@@ -321,6 +325,7 @@ struct sonic_local { + unsigned int next_tx; /* next free TD */ + struct device *device; /* generic device */ + struct net_device_stats stats; ++ spinlock_t lock; + }; + + #define TX_TIMEOUT (3 * HZ) +@@ -342,30 +347,30 @@ static void sonic_tx_timeout(struct net_device *dev); + as far as we can tell. */ + /* OpenBSD calls this "SWO". I'd like to think that sonic_buf_put() + is a much better name. */ +-static inline void sonic_buf_put(void* base, int bitmode, ++static inline void sonic_buf_put(u16 *base, int bitmode, + int offset, __u16 val) + { + if (bitmode) + #ifdef __BIG_ENDIAN +- ((__u16 *) base + (offset*2))[1] = val; ++ __raw_writew(val, base + (offset * 2) + 1); + #else +- ((__u16 *) base + (offset*2))[0] = val; ++ __raw_writew(val, base + (offset * 2) + 0); + #endif + else +- ((__u16 *) base)[offset] = val; ++ __raw_writew(val, base + (offset * 1) + 0); + } + +-static inline __u16 sonic_buf_get(void* base, int bitmode, ++static inline __u16 sonic_buf_get(u16 *base, int bitmode, + int offset) + { + if (bitmode) + #ifdef __BIG_ENDIAN +- return ((volatile __u16 *) base + (offset*2))[1]; ++ return __raw_readw(base + (offset * 2) + 1); + #else +- return ((volatile __u16 *) base + (offset*2))[0]; ++ return __raw_readw(base + (offset * 2) + 0); + #endif + else +- return ((volatile __u16 *) base)[offset]; ++ return __raw_readw(base + (offset * 1) + 0); + } + + /* Inlines that you should actually use for reading/writing DMA buffers */ +diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +index a496390b8632..07f9067affc6 100644 +--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c ++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +@@ -2043,6 +2043,7 @@ static void qlcnic_83xx_exec_template_cmd(struct qlcnic_adapter *p_dev, + break; + } + entry += p_hdr->size; ++ cond_resched(); + } + p_dev->ahw->reset.seq_index = index; + } +diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +index afa10a163da1..f34ae8c75bc5 100644 +--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c ++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +@@ -703,6 +703,7 @@ static u32 qlcnic_read_memory_test_agent(struct qlcnic_adapter *adapter, + addr += 16; + reg_read -= 16; + ret += 16; ++ cond_resched(); + } + out: + mutex_unlock(&adapter->ahw->mem_lock); +@@ -1383,6 +1384,7 @@ int qlcnic_dump_fw(struct qlcnic_adapter *adapter) + buf_offset += entry->hdr.cap_size; + entry_offset += entry->hdr.offset; + buffer = fw_dump->data + buf_offset; ++ cond_resched(); + } + + fw_dump->clr = 1; +diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c +index 4a984b76a60e..db70d4c5778a 100644 +--- a/drivers/net/usb/qmi_wwan.c ++++ b/drivers/net/usb/qmi_wwan.c +@@ -999,6 +999,7 @@ static const struct usb_device_id products[] = { + {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0125)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */ + {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0306)}, /* Quectel EP06/EG06/EM06 */ + {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */ ++ {QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0800)}, /* Quectel RM500Q-GL */ + + /* 3. Combined interface devices matching on interface number */ + {QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */ +diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c +index 0083c60f5cdf..a7f9c1886bd4 100644 +--- a/drivers/net/usb/r8152.c ++++ b/drivers/net/usb/r8152.c +@@ -5244,6 +5244,11 @@ static int rtl8152_probe(struct usb_interface *intf, + + intf->needs_remote_wakeup = 1; + ++ if (!rtl_can_wakeup(tp)) ++ __rtl_set_wol(tp, 0); ++ else ++ tp->saved_wolopts = __rtl_get_wol(tp); ++ + tp->rtl_ops.init(tp); + queue_delayed_work(system_long_wq, &tp->hw_phy_work, 0); + set_ethernet_addr(tp); +@@ -5257,10 +5262,6 @@ static int rtl8152_probe(struct usb_interface *intf, + goto out1; + } + +- if (!rtl_can_wakeup(tp)) +- __rtl_set_wol(tp, 0); +- +- tp->saved_wolopts = __rtl_get_wol(tp); + if (tp->saved_wolopts) + device_set_wakeup_enable(&udev->dev, true); + else +diff --git a/drivers/net/wan/sdla.c b/drivers/net/wan/sdla.c +index 236c62538036..1eb329fc7241 100644 +--- a/drivers/net/wan/sdla.c ++++ b/drivers/net/wan/sdla.c +@@ -711,7 +711,7 @@ static netdev_tx_t sdla_transmit(struct sk_buff *skb, + + spin_lock_irqsave(&sdla_lock, flags); + SDLA_WINDOW(dev, addr); +- pbuf = (void *)(((int) dev->mem_start) + (addr & SDLA_ADDR_MASK)); ++ pbuf = (void *)(dev->mem_start + (addr & SDLA_ADDR_MASK)); + __sdla_write(dev, pbuf->buf_addr, skb->data, skb->len); + SDLA_WINDOW(dev, addr); + pbuf->opp_flag = 1; +diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c +index c5f4dd808745..6f669166c263 100644 +--- a/drivers/net/wireless/ath/ath9k/hif_usb.c ++++ b/drivers/net/wireless/ath/ath9k/hif_usb.c +@@ -1214,7 +1214,7 @@ err_fw: + static int send_eject_command(struct usb_interface *interface) + { + struct usb_device *udev = interface_to_usbdev(interface); +- struct usb_host_interface *iface_desc = &interface->altsetting[0]; ++ struct usb_host_interface *iface_desc = interface->cur_altsetting; + struct usb_endpoint_descriptor *endpoint; + unsigned char *cmd; + u8 bulk_out_ep; +diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c +index be855aa32154..2eb5fe7367c6 100644 +--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c ++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c +@@ -1333,7 +1333,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) + goto fail; + } + +- desc = &intf->altsetting[0].desc; ++ desc = &intf->cur_altsetting->desc; + if ((desc->bInterfaceClass != USB_CLASS_VENDOR_SPEC) || + (desc->bInterfaceSubClass != 2) || + (desc->bInterfaceProtocol != 0xff)) { +@@ -1346,7 +1346,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) + + num_of_eps = desc->bNumEndpoints; + for (ep = 0; ep < num_of_eps; ep++) { +- endpoint = &intf->altsetting[0].endpoint[ep].desc; ++ endpoint = &intf->cur_altsetting->endpoint[ep].desc; + endpoint_num = usb_endpoint_num(endpoint); + if (!usb_endpoint_xfer_bulk(endpoint)) + continue; +diff --git a/drivers/net/wireless/cisco/airo.c b/drivers/net/wireless/cisco/airo.c +index fc49255bab00..f3f20abbe269 100644 +--- a/drivers/net/wireless/cisco/airo.c ++++ b/drivers/net/wireless/cisco/airo.c +@@ -7788,16 +7788,8 @@ static int readrids(struct net_device *dev, aironet_ioctl *comp) { + case AIROGVLIST: ridcode = RID_APLIST; break; + case AIROGDRVNAM: ridcode = RID_DRVNAME; break; + case AIROGEHTENC: ridcode = RID_ETHERENCAP; break; +- case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; +- /* Only super-user can read WEP keys */ +- if (!capable(CAP_NET_ADMIN)) +- return -EPERM; +- break; +- case AIROGWEPKNV: ridcode = RID_WEP_PERM; +- /* Only super-user can read WEP keys */ +- if (!capable(CAP_NET_ADMIN)) +- return -EPERM; +- break; ++ case AIROGWEPKTMP: ridcode = RID_WEP_TEMP; break; ++ case AIROGWEPKNV: ridcode = RID_WEP_PERM; break; + case AIROGSTAT: ridcode = RID_STATUS; break; + case AIROGSTATSD32: ridcode = RID_STATSDELTA; break; + case AIROGSTATSC32: ridcode = RID_STATS; break; +@@ -7811,7 +7803,13 @@ static int readrids(struct net_device *dev, aironet_ioctl *comp) { + return -EINVAL; + } + +- if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL) ++ if (ridcode == RID_WEP_TEMP || ridcode == RID_WEP_PERM) { ++ /* Only super-user can read WEP keys */ ++ if (!capable(CAP_NET_ADMIN)) ++ return -EPERM; ++ } ++ ++ if ((iobuf = kzalloc(RIDSIZE, GFP_KERNEL)) == NULL) + return -ENOMEM; + + PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1); +diff --git a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c +index 56f6e3b71f48..95015d74b1c0 100644 +--- a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c ++++ b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c +@@ -1613,9 +1613,9 @@ static int ezusb_probe(struct usb_interface *interface, + /* set up the endpoint information */ + /* check out the endpoints */ + +- iface_desc = &interface->altsetting[0].desc; ++ iface_desc = &interface->cur_altsetting->desc; + for (i = 0; i < iface_desc->bNumEndpoints; ++i) { +- ep = &interface->altsetting[0].endpoint[i].desc; ++ ep = &interface->cur_altsetting->endpoint[i].desc; + + if (usb_endpoint_is_bulk_in(ep)) { + /* we found a bulk in endpoint */ +diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +index 73fc5952fd37..63f37fa72e4b 100644 +--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c ++++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +@@ -5921,7 +5921,7 @@ static int rtl8xxxu_parse_usb(struct rtl8xxxu_priv *priv, + u8 dir, xtype, num; + int ret = 0; + +- host_interface = &interface->altsetting[0]; ++ host_interface = interface->cur_altsetting; + interface_desc = &host_interface->desc; + endpoints = interface_desc->bNumEndpoints; + +diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c +index 120b0ff545c1..d205947c4c55 100644 +--- a/drivers/net/wireless/rsi/rsi_91x_hal.c ++++ b/drivers/net/wireless/rsi/rsi_91x_hal.c +@@ -541,6 +541,7 @@ static int bl_cmd(struct rsi_hw *adapter, u8 cmd, u8 exp_resp, char *str) + bl_start_cmd_timer(adapter, timeout); + status = bl_write_cmd(adapter, cmd, exp_resp, ®out_val); + if (status < 0) { ++ bl_stop_cmd_timer(adapter); + rsi_dbg(ERR_ZONE, + "%s: Command %s (%0x) writing failed..\n", + __func__, str, cmd); +@@ -656,10 +657,9 @@ static int ping_pong_write(struct rsi_hw *adapter, u8 cmd, u8 *addr, u32 size) + } + + status = bl_cmd(adapter, cmd_req, cmd_resp, str); +- if (status) { +- bl_stop_cmd_timer(adapter); ++ if (status) + return status; +- } ++ + return 0; + } + +@@ -749,10 +749,9 @@ static int auto_fw_upgrade(struct rsi_hw *adapter, u8 *flash_content, + + status = bl_cmd(adapter, EOF_REACHED, FW_LOADING_SUCCESSFUL, + "EOF_REACHED"); +- if (status) { +- bl_stop_cmd_timer(adapter); ++ if (status) + return status; +- } ++ + rsi_dbg(INFO_ZONE, "FW loading is done and FW is running..\n"); + return 0; + } +@@ -773,6 +772,7 @@ static int rsi_load_firmware(struct rsi_hw *adapter) + status = hif_ops->master_reg_read(adapter, SWBL_REGOUT, + ®out_val, 2); + if (status < 0) { ++ bl_stop_cmd_timer(adapter); + rsi_dbg(ERR_ZONE, + "%s: REGOUT read failed\n", __func__); + return status; +diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c +index f90c10b3c921..786a330bc470 100644 +--- a/drivers/net/wireless/rsi/rsi_91x_usb.c ++++ b/drivers/net/wireless/rsi/rsi_91x_usb.c +@@ -105,7 +105,7 @@ static int rsi_find_bulk_in_and_out_endpoints(struct usb_interface *interface, + __le16 buffer_size; + int ii, bep_found = 0; + +- iface_desc = &(interface->altsetting[0]); ++ iface_desc = interface->cur_altsetting; + + for (ii = 0; ii < iface_desc->desc.bNumEndpoints; ++ii) { + endpoint = &(iface_desc->endpoint[ii].desc); +diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c +index c30bf118c67d..1e396eb26ccf 100644 +--- a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c ++++ b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c +@@ -1272,7 +1272,7 @@ static void print_id(struct usb_device *udev) + static int eject_installer(struct usb_interface *intf) + { + struct usb_device *udev = interface_to_usbdev(intf); +- struct usb_host_interface *iface_desc = &intf->altsetting[0]; ++ struct usb_host_interface *iface_desc = intf->cur_altsetting; + struct usb_endpoint_descriptor *endpoint; + unsigned char *cmd; + u8 bulk_out_ep; +diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c +index 90df085e9f92..e7ed051ec125 100644 +--- a/drivers/pci/quirks.c ++++ b/drivers/pci/quirks.c +@@ -4019,6 +4019,40 @@ static void quirk_mic_x200_dma_alias(struct pci_dev *pdev) + DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2260, quirk_mic_x200_dma_alias); + DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2264, quirk_mic_x200_dma_alias); + ++/* ++ * Intel Visual Compute Accelerator (VCA) is a family of PCIe add-in devices ++ * exposing computational units via Non Transparent Bridges (NTB, PEX 87xx). ++ * ++ * Similarly to MIC x200, we need to add DMA aliases to allow buffer access ++ * when IOMMU is enabled. These aliases allow computational unit access to ++ * host memory. These aliases mark the whole VCA device as one IOMMU ++ * group. ++ * ++ * All possible slot numbers (0x20) are used, since we are unable to tell ++ * what slot is used on other side. This quirk is intended for both host ++ * and computational unit sides. The VCA devices have up to five functions ++ * (four for DMA channels and one additional). ++ */ ++static void quirk_pex_vca_alias(struct pci_dev *pdev) ++{ ++ const unsigned int num_pci_slots = 0x20; ++ unsigned int slot; ++ ++ for (slot = 0; slot < num_pci_slots; slot++) { ++ pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x0)); ++ pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x1)); ++ pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x2)); ++ pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x3)); ++ pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x4)); ++ } ++} ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2954, quirk_pex_vca_alias); ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2955, quirk_pex_vca_alias); ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2956, quirk_pex_vca_alias); ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2958, quirk_pex_vca_alias); ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2959, quirk_pex_vca_alias); ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x295A, quirk_pex_vca_alias); ++ + /* + * The IOMMU and interrupt controller on Broadcom Vulcan/Cavium ThunderX2 are + * associated not at the root bus, but at a bridge below. This quirk avoids +diff --git a/drivers/phy/motorola/phy-cpcap-usb.c b/drivers/phy/motorola/phy-cpcap-usb.c +index 4ba3634009af..593c77dbde2e 100644 +--- a/drivers/phy/motorola/phy-cpcap-usb.c ++++ b/drivers/phy/motorola/phy-cpcap-usb.c +@@ -115,7 +115,7 @@ struct cpcap_usb_ints_state { + enum cpcap_gpio_mode { + CPCAP_DM_DP, + CPCAP_MDM_RX_TX, +- CPCAP_UNKNOWN, ++ CPCAP_UNKNOWN_DISABLED, /* Seems to disable USB lines */ + CPCAP_OTG_DM_DP, + }; + +@@ -379,7 +379,8 @@ static int cpcap_usb_set_uart_mode(struct cpcap_phy_ddata *ddata) + { + int error; + +- error = cpcap_usb_gpio_set_mode(ddata, CPCAP_DM_DP); ++ /* Disable lines to prevent glitches from waking up mdm6600 */ ++ error = cpcap_usb_gpio_set_mode(ddata, CPCAP_UNKNOWN_DISABLED); + if (error) + goto out_err; + +@@ -406,6 +407,11 @@ static int cpcap_usb_set_uart_mode(struct cpcap_phy_ddata *ddata) + if (error) + goto out_err; + ++ /* Enable UART mode */ ++ error = cpcap_usb_gpio_set_mode(ddata, CPCAP_DM_DP); ++ if (error) ++ goto out_err; ++ + return 0; + + out_err: +@@ -418,7 +424,8 @@ static int cpcap_usb_set_usb_mode(struct cpcap_phy_ddata *ddata) + { + int error; + +- error = cpcap_usb_gpio_set_mode(ddata, CPCAP_OTG_DM_DP); ++ /* Disable lines to prevent glitches from waking up mdm6600 */ ++ error = cpcap_usb_gpio_set_mode(ddata, CPCAP_UNKNOWN_DISABLED); + if (error) + return error; + +@@ -458,6 +465,11 @@ static int cpcap_usb_set_usb_mode(struct cpcap_phy_ddata *ddata) + if (error) + goto out_err; + ++ /* Enable USB mode */ ++ error = cpcap_usb_gpio_set_mode(ddata, CPCAP_OTG_DM_DP); ++ if (error) ++ goto out_err; ++ + return 0; + + out_err: +diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c +index 242e2ee494a1..d79ac0b24f5a 100644 +--- a/drivers/scsi/fnic/fnic_scsi.c ++++ b/drivers/scsi/fnic/fnic_scsi.c +@@ -446,6 +446,9 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_ + if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_IO_BLOCKED))) + return SCSI_MLQUEUE_HOST_BUSY; + ++ if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_FWRESET))) ++ return SCSI_MLQUEUE_HOST_BUSY; ++ + rport = starget_to_rport(scsi_target(sc->device)); + if (!rport) { + FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, +diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c +index 369aef5e7228..651827c6ee6f 100644 +--- a/drivers/soc/ti/wkup_m3_ipc.c ++++ b/drivers/soc/ti/wkup_m3_ipc.c +@@ -375,6 +375,8 @@ static void wkup_m3_rproc_boot_thread(struct wkup_m3_ipc *m3_ipc) + ret = rproc_boot(m3_ipc->rproc); + if (ret) + dev_err(dev, "rproc_boot failed\n"); ++ else ++ m3_ipc_state = m3_ipc; + + do_exit(0); + } +@@ -461,8 +463,6 @@ static int wkup_m3_ipc_probe(struct platform_device *pdev) + goto err_put_rproc; + } + +- m3_ipc_state = m3_ipc; +- + return 0; + + err_put_rproc: +diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c +index b217c22ff72f..b461200871f8 100644 +--- a/drivers/spi/spi-dw.c ++++ b/drivers/spi/spi-dw.c +@@ -180,9 +180,11 @@ static inline u32 rx_max(struct dw_spi *dws) + + static void dw_writer(struct dw_spi *dws) + { +- u32 max = tx_max(dws); ++ u32 max; + u16 txw = 0; + ++ spin_lock(&dws->buf_lock); ++ max = tx_max(dws); + while (max--) { + /* Set the tx word if the transfer's original "tx" is not null */ + if (dws->tx_end - dws->len) { +@@ -194,13 +196,16 @@ static void dw_writer(struct dw_spi *dws) + dw_write_io_reg(dws, DW_SPI_DR, txw); + dws->tx += dws->n_bytes; + } ++ spin_unlock(&dws->buf_lock); + } + + static void dw_reader(struct dw_spi *dws) + { +- u32 max = rx_max(dws); ++ u32 max; + u16 rxw; + ++ spin_lock(&dws->buf_lock); ++ max = rx_max(dws); + while (max--) { + rxw = dw_read_io_reg(dws, DW_SPI_DR); + /* Care rx only if the transfer's original "rx" is not null */ +@@ -212,6 +217,7 @@ static void dw_reader(struct dw_spi *dws) + } + dws->rx += dws->n_bytes; + } ++ spin_unlock(&dws->buf_lock); + } + + static void int_error_stop(struct dw_spi *dws, const char *msg) +@@ -284,18 +290,20 @@ static int dw_spi_transfer_one(struct spi_master *master, + { + struct dw_spi *dws = spi_master_get_devdata(master); + struct chip_data *chip = spi_get_ctldata(spi); ++ unsigned long flags; + u8 imask = 0; + u16 txlevel = 0; + u32 cr0; + int ret; + + dws->dma_mapped = 0; +- ++ spin_lock_irqsave(&dws->buf_lock, flags); + dws->tx = (void *)transfer->tx_buf; + dws->tx_end = dws->tx + transfer->len; + dws->rx = transfer->rx_buf; + dws->rx_end = dws->rx + transfer->len; + dws->len = transfer->len; ++ spin_unlock_irqrestore(&dws->buf_lock, flags); + + spi_enable_chip(dws, 0); + +@@ -486,6 +494,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws) + dws->type = SSI_MOTO_SPI; + dws->dma_inited = 0; + dws->dma_addr = (dma_addr_t)(dws->paddr + DW_SPI_DR); ++ spin_lock_init(&dws->buf_lock); + + ret = request_irq(dws->irq, dw_spi_irq, IRQF_SHARED, dev_name(dev), + master); +diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h +index 5c07cf8f19e0..45fbf3ad591c 100644 +--- a/drivers/spi/spi-dw.h ++++ b/drivers/spi/spi-dw.h +@@ -117,6 +117,7 @@ struct dw_spi { + size_t len; + void *tx; + void *tx_end; ++ spinlock_t buf_lock; + void *rx; + void *rx_end; + int dma_mapped; +diff --git a/drivers/staging/most/aim-network/networking.c b/drivers/staging/most/aim-network/networking.c +index 936f013c350e..6398c27563c9 100644 +--- a/drivers/staging/most/aim-network/networking.c ++++ b/drivers/staging/most/aim-network/networking.c +@@ -85,6 +85,11 @@ static int skb_to_mamac(const struct sk_buff *skb, struct mbo *mbo) + unsigned int payload_len = skb->len - ETH_HLEN; + unsigned int mdp_len = payload_len + MDP_HDR_LEN; + ++ if (mdp_len < skb->len) { ++ pr_err("drop: too large packet! (%u)\n", skb->len); ++ return -EINVAL; ++ } ++ + if (mbo->buffer_length < mdp_len) { + pr_err("drop: too small buffer! (%d for %d)\n", + mbo->buffer_length, mdp_len); +@@ -132,6 +137,11 @@ static int skb_to_mep(const struct sk_buff *skb, struct mbo *mbo) + u8 *buff = mbo->virt_address; + unsigned int mep_len = skb->len + MEP_HDR_LEN; + ++ if (mep_len < skb->len) { ++ pr_err("drop: too large packet! (%u)\n", skb->len); ++ return -EINVAL; ++ } ++ + if (mbo->buffer_length < mep_len) { + pr_err("drop: too small buffer! (%d for %d)\n", + mbo->buffer_length, mep_len); +diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h +index 705fffa59da9..41a4f9555d07 100644 +--- a/drivers/staging/vt6656/device.h ++++ b/drivers/staging/vt6656/device.h +@@ -62,6 +62,8 @@ + #define RATE_AUTO 12 + + #define MAX_RATE 12 ++#define VNT_B_RATES (BIT(RATE_1M) | BIT(RATE_2M) |\ ++ BIT(RATE_5M) | BIT(RATE_11M)) + + /* + * device specific +diff --git a/drivers/staging/vt6656/int.c b/drivers/staging/vt6656/int.c +index c6ffbe0e2728..c521729c4192 100644 +--- a/drivers/staging/vt6656/int.c ++++ b/drivers/staging/vt6656/int.c +@@ -107,9 +107,11 @@ static int vnt_int_report_rate(struct vnt_private *priv, u8 pkt_no, u8 tsr) + + info->status.rates[0].count = tx_retry; + +- if (!(tsr & (TSR_TMO | TSR_RETRYTMO))) { ++ if (!(tsr & TSR_TMO)) { + info->status.rates[0].idx = idx; +- info->flags |= IEEE80211_TX_STAT_ACK; ++ ++ if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) ++ info->flags |= IEEE80211_TX_STAT_ACK; + } + + ieee80211_tx_status_irqsafe(priv->hw, context->skb); +diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c +index 645ea16b53d5..e8ccd800c94f 100644 +--- a/drivers/staging/vt6656/main_usb.c ++++ b/drivers/staging/vt6656/main_usb.c +@@ -977,6 +977,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id) + ieee80211_hw_set(priv->hw, RX_INCLUDES_FCS); + ieee80211_hw_set(priv->hw, REPORTS_TX_ACK_STATUS); + ieee80211_hw_set(priv->hw, SUPPORTS_PS); ++ ieee80211_hw_set(priv->hw, PS_NULLFUNC_STACK); + + priv->hw->max_signal = 100; + +diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c +index a44abcce6fb4..f78f31ce6443 100644 +--- a/drivers/staging/vt6656/rxtx.c ++++ b/drivers/staging/vt6656/rxtx.c +@@ -288,11 +288,9 @@ static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context, + PK_TYPE_11B, &buf->b); + + /* Get Duration and TimeStamp */ +- if (ieee80211_is_pspoll(hdr->frame_control)) { +- __le16 dur = cpu_to_le16(priv->current_aid | BIT(14) | BIT(15)); +- +- buf->duration_a = dur; +- buf->duration_b = dur; ++ if (ieee80211_is_nullfunc(hdr->frame_control)) { ++ buf->duration_a = hdr->duration_id; ++ buf->duration_b = hdr->duration_id; + } else { + buf->duration_a = vnt_get_duration_le(priv, + tx_context->pkt_type, need_ack); +@@ -381,10 +379,8 @@ static u16 vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context, + tx_context->pkt_type, &buf->ab); + + /* Get Duration and TimeStampOff */ +- if (ieee80211_is_pspoll(hdr->frame_control)) { +- __le16 dur = cpu_to_le16(priv->current_aid | BIT(14) | BIT(15)); +- +- buf->duration = dur; ++ if (ieee80211_is_nullfunc(hdr->frame_control)) { ++ buf->duration = hdr->duration_id; + } else { + buf->duration = vnt_get_duration_le(priv, tx_context->pkt_type, + need_ack); +@@ -825,10 +821,14 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb) + if (info->band == NL80211_BAND_5GHZ) { + pkt_type = PK_TYPE_11A; + } else { +- if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT) +- pkt_type = PK_TYPE_11GB; +- else +- pkt_type = PK_TYPE_11GA; ++ if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { ++ if (priv->basic_rates & VNT_B_RATES) ++ pkt_type = PK_TYPE_11GB; ++ else ++ pkt_type = PK_TYPE_11GA; ++ } else { ++ pkt_type = PK_TYPE_11A; ++ } + } + } else { + pkt_type = PK_TYPE_11B; +diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c +index c4aa9e7e7003..be89a0ee44bf 100644 +--- a/drivers/staging/wlan-ng/prism2mgmt.c ++++ b/drivers/staging/wlan-ng/prism2mgmt.c +@@ -945,7 +945,7 @@ int prism2mgmt_flashdl_state(struct wlandevice *wlandev, void *msgp) + } + } + +- return 0; ++ return result; + } + + /*---------------------------------------------------------------- +diff --git a/drivers/tee/optee/Kconfig b/drivers/tee/optee/Kconfig +index 0126de898036..108600c6eb56 100644 +--- a/drivers/tee/optee/Kconfig ++++ b/drivers/tee/optee/Kconfig +@@ -2,6 +2,7 @@ + config OPTEE + tristate "OP-TEE" + depends on HAVE_ARM_SMCCC ++ depends on MMU + help + This implements the OP-TEE Trusted Execution Environment (TEE) + driver. +diff --git a/drivers/tty/serial/8250/8250_bcm2835aux.c b/drivers/tty/serial/8250/8250_bcm2835aux.c +index a23c7da42ea8..7bbcae75e651 100644 +--- a/drivers/tty/serial/8250/8250_bcm2835aux.c ++++ b/drivers/tty/serial/8250/8250_bcm2835aux.c +@@ -119,7 +119,7 @@ static int bcm2835aux_serial_remove(struct platform_device *pdev) + { + struct bcm2835aux_data *data = platform_get_drvdata(pdev); + +- serial8250_unregister_port(data->uart.port.line); ++ serial8250_unregister_port(data->line); + clk_disable_unprepare(data->clk); + + return 0; +diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c +index a497b878c3e2..021899c58028 100644 +--- a/drivers/usb/dwc3/core.c ++++ b/drivers/usb/dwc3/core.c +@@ -1031,6 +1031,9 @@ static void dwc3_core_exit_mode(struct dwc3 *dwc) + /* do nothing */ + break; + } ++ ++ /* de-assert DRVVBUS for HOST and OTG mode */ ++ dwc3_set_prtcap(dwc, DWC3_GCTL_PRTCAP_DEVICE); + } + + static void dwc3_get_properties(struct dwc3 *dwc) +diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c +index f9734a96d516..a3e3b4703f38 100644 +--- a/drivers/usb/serial/ir-usb.c ++++ b/drivers/usb/serial/ir-usb.c +@@ -49,9 +49,10 @@ static int buffer_size; + static int xbof = -1; + + static int ir_startup (struct usb_serial *serial); +-static int ir_open(struct tty_struct *tty, struct usb_serial_port *port); +-static int ir_prepare_write_buffer(struct usb_serial_port *port, +- void *dest, size_t size); ++static int ir_write(struct tty_struct *tty, struct usb_serial_port *port, ++ const unsigned char *buf, int count); ++static int ir_write_room(struct tty_struct *tty); ++static void ir_write_bulk_callback(struct urb *urb); + static void ir_process_read_urb(struct urb *urb); + static void ir_set_termios(struct tty_struct *tty, + struct usb_serial_port *port, struct ktermios *old_termios); +@@ -81,8 +82,9 @@ static struct usb_serial_driver ir_device = { + .num_ports = 1, + .set_termios = ir_set_termios, + .attach = ir_startup, +- .open = ir_open, +- .prepare_write_buffer = ir_prepare_write_buffer, ++ .write = ir_write, ++ .write_room = ir_write_room, ++ .write_bulk_callback = ir_write_bulk_callback, + .process_read_urb = ir_process_read_urb, + }; + +@@ -199,6 +201,9 @@ static int ir_startup(struct usb_serial *serial) + struct usb_irda_cs_descriptor *irda_desc; + int rates; + ++ if (serial->num_bulk_in < 1 || serial->num_bulk_out < 1) ++ return -ENODEV; ++ + irda_desc = irda_usb_find_class_desc(serial, 0); + if (!irda_desc) { + dev_err(&serial->dev->dev, +@@ -255,35 +260,102 @@ static int ir_startup(struct usb_serial *serial) + return 0; + } + +-static int ir_open(struct tty_struct *tty, struct usb_serial_port *port) ++static int ir_write(struct tty_struct *tty, struct usb_serial_port *port, ++ const unsigned char *buf, int count) + { +- int i; ++ struct urb *urb = NULL; ++ unsigned long flags; ++ int ret; + +- for (i = 0; i < ARRAY_SIZE(port->write_urbs); ++i) +- port->write_urbs[i]->transfer_flags = URB_ZERO_PACKET; ++ if (port->bulk_out_size == 0) ++ return -EINVAL; + +- /* Start reading from the device */ +- return usb_serial_generic_open(tty, port); +-} ++ if (count == 0) ++ return 0; + +-static int ir_prepare_write_buffer(struct usb_serial_port *port, +- void *dest, size_t size) +-{ +- unsigned char *buf = dest; +- int count; ++ count = min(count, port->bulk_out_size - 1); ++ ++ spin_lock_irqsave(&port->lock, flags); ++ if (__test_and_clear_bit(0, &port->write_urbs_free)) { ++ urb = port->write_urbs[0]; ++ port->tx_bytes += count; ++ } ++ spin_unlock_irqrestore(&port->lock, flags); ++ ++ if (!urb) ++ return 0; + + /* + * The first byte of the packet we send to the device contains an +- * inbound header which indicates an additional number of BOFs and ++ * outbound header which indicates an additional number of BOFs and + * a baud rate change. + * + * See section 5.4.2.2 of the USB IrDA spec. + */ +- *buf = ir_xbof | ir_baud; ++ *(u8 *)urb->transfer_buffer = ir_xbof | ir_baud; ++ ++ memcpy(urb->transfer_buffer + 1, buf, count); ++ ++ urb->transfer_buffer_length = count + 1; ++ urb->transfer_flags = URB_ZERO_PACKET; ++ ++ ret = usb_submit_urb(urb, GFP_ATOMIC); ++ if (ret) { ++ dev_err(&port->dev, "failed to submit write urb: %d\n", ret); ++ ++ spin_lock_irqsave(&port->lock, flags); ++ __set_bit(0, &port->write_urbs_free); ++ port->tx_bytes -= count; ++ spin_unlock_irqrestore(&port->lock, flags); ++ ++ return ret; ++ } ++ ++ return count; ++} ++ ++static void ir_write_bulk_callback(struct urb *urb) ++{ ++ struct usb_serial_port *port = urb->context; ++ int status = urb->status; ++ unsigned long flags; ++ ++ spin_lock_irqsave(&port->lock, flags); ++ __set_bit(0, &port->write_urbs_free); ++ port->tx_bytes -= urb->transfer_buffer_length - 1; ++ spin_unlock_irqrestore(&port->lock, flags); ++ ++ switch (status) { ++ case 0: ++ break; ++ case -ENOENT: ++ case -ECONNRESET: ++ case -ESHUTDOWN: ++ dev_dbg(&port->dev, "write urb stopped: %d\n", status); ++ return; ++ case -EPIPE: ++ dev_err(&port->dev, "write urb stopped: %d\n", status); ++ return; ++ default: ++ dev_err(&port->dev, "nonzero write-urb status: %d\n", status); ++ break; ++ } ++ ++ usb_serial_port_softint(port); ++} ++ ++static int ir_write_room(struct tty_struct *tty) ++{ ++ struct usb_serial_port *port = tty->driver_data; ++ int count = 0; ++ ++ if (port->bulk_out_size == 0) ++ return 0; ++ ++ if (test_bit(0, &port->write_urbs_free)) ++ count = port->bulk_out_size - 1; + +- count = kfifo_out_locked(&port->write_fifo, buf + 1, size - 1, +- &port->lock); +- return count + 1; ++ return count; + } + + static void ir_process_read_urb(struct urb *urb) +@@ -336,34 +408,34 @@ static void ir_set_termios(struct tty_struct *tty, + + switch (baud) { + case 2400: +- ir_baud = USB_IRDA_BR_2400; ++ ir_baud = USB_IRDA_LS_2400; + break; + case 9600: +- ir_baud = USB_IRDA_BR_9600; ++ ir_baud = USB_IRDA_LS_9600; + break; + case 19200: +- ir_baud = USB_IRDA_BR_19200; ++ ir_baud = USB_IRDA_LS_19200; + break; + case 38400: +- ir_baud = USB_IRDA_BR_38400; ++ ir_baud = USB_IRDA_LS_38400; + break; + case 57600: +- ir_baud = USB_IRDA_BR_57600; ++ ir_baud = USB_IRDA_LS_57600; + break; + case 115200: +- ir_baud = USB_IRDA_BR_115200; ++ ir_baud = USB_IRDA_LS_115200; + break; + case 576000: +- ir_baud = USB_IRDA_BR_576000; ++ ir_baud = USB_IRDA_LS_576000; + break; + case 1152000: +- ir_baud = USB_IRDA_BR_1152000; ++ ir_baud = USB_IRDA_LS_1152000; + break; + case 4000000: +- ir_baud = USB_IRDA_BR_4000000; ++ ir_baud = USB_IRDA_LS_4000000; + break; + default: +- ir_baud = USB_IRDA_BR_9600; ++ ir_baud = USB_IRDA_LS_9600; + baud = 9600; + } + +diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h +index f15aa47c54a9..0eb8c67ee138 100644 +--- a/drivers/usb/storage/unusual_uas.h ++++ b/drivers/usb/storage/unusual_uas.h +@@ -163,12 +163,15 @@ UNUSUAL_DEV(0x2537, 0x1068, 0x0000, 0x9999, + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_IGNORE_UAS), + +-/* Reported-by: Takeo Nakayama <[email protected]> */ ++/* ++ * Initially Reported-by: Takeo Nakayama <[email protected]> ++ * UAS Ignore Reported by Steven Ellis <[email protected]> ++ */ + UNUSUAL_DEV(0x357d, 0x7788, 0x0000, 0x9999, + "JMicron", + "JMS566", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, +- US_FL_NO_REPORT_OPCODES), ++ US_FL_NO_REPORT_OPCODES | US_FL_IGNORE_UAS), + + /* Reported-by: Hans de Goede <[email protected]> */ + UNUSUAL_DEV(0x4971, 0x1012, 0x0000, 0x9999, +diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig +index f55328a31629..fa15a683ae2d 100644 +--- a/drivers/watchdog/Kconfig ++++ b/drivers/watchdog/Kconfig +@@ -563,6 +563,7 @@ config MAX63XX_WATCHDOG + config MAX77620_WATCHDOG + tristate "Maxim Max77620 Watchdog Timer" + depends on MFD_MAX77620 || COMPILE_TEST ++ select WATCHDOG_CORE + help + This is the driver for the Max77620 watchdog timer. + Say 'Y' here to enable the watchdog timer support for +diff --git a/drivers/watchdog/rn5t618_wdt.c b/drivers/watchdog/rn5t618_wdt.c +index e60f55702ab7..d2e79cf70e77 100644 +--- a/drivers/watchdog/rn5t618_wdt.c ++++ b/drivers/watchdog/rn5t618_wdt.c +@@ -193,6 +193,7 @@ static struct platform_driver rn5t618_wdt_driver = { + + module_platform_driver(rn5t618_wdt_driver); + ++MODULE_ALIAS("platform:rn5t618-wdt"); + MODULE_AUTHOR("Beniamino Galvani <[email protected]>"); + MODULE_DESCRIPTION("RN5T618 watchdog driver"); + MODULE_LICENSE("GPL v2"); +diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c +index 204d585e012a..3ab79fa00dc7 100644 +--- a/fs/btrfs/super.c ++++ b/fs/btrfs/super.c +@@ -2114,7 +2114,15 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf) + */ + thresh = 4 * 1024 * 1024; + +- if (!mixed && total_free_meta - thresh < block_rsv->size) ++ /* ++ * We only want to claim there's no available space if we can no longer ++ * allocate chunks for our metadata profile and our global reserve will ++ * not fit in the free metadata space. If we aren't ->full then we ++ * still can allocate chunks and thus are fine using the currently ++ * calculated f_bavail. ++ */ ++ if (!mixed && block_rsv->space_info->full && ++ total_free_meta - thresh < block_rsv->size) + buf->f_bavail = 0; + + buf->f_type = BTRFS_SUPER_MAGIC; +diff --git a/fs/ext4/super.c b/fs/ext4/super.c +index 1a0a56647974..93d8aa6ef661 100644 +--- a/fs/ext4/super.c ++++ b/fs/ext4/super.c +@@ -1782,6 +1782,13 @@ static int handle_mount_opt(struct super_block *sb, char *opt, int token, + arg = JBD2_DEFAULT_MAX_COMMIT_AGE; + sbi->s_commit_interval = HZ * arg; + } else if (token == Opt_debug_want_extra_isize) { ++ if ((arg & 1) || ++ (arg < 4) || ++ (arg > (sbi->s_inode_size - EXT4_GOOD_OLD_INODE_SIZE))) { ++ ext4_msg(sb, KERN_ERR, ++ "Invalid want_extra_isize %d", arg); ++ return -1; ++ } + sbi->s_want_extra_isize = arg; + } else if (token == Opt_max_batch_time) { + sbi->s_max_batch_time = arg; +@@ -3454,40 +3461,6 @@ int ext4_calculate_overhead(struct super_block *sb) + return 0; + } + +-static void ext4_clamp_want_extra_isize(struct super_block *sb) +-{ +- struct ext4_sb_info *sbi = EXT4_SB(sb); +- struct ext4_super_block *es = sbi->s_es; +- unsigned def_extra_isize = sizeof(struct ext4_inode) - +- EXT4_GOOD_OLD_INODE_SIZE; +- +- if (sbi->s_inode_size == EXT4_GOOD_OLD_INODE_SIZE) { +- sbi->s_want_extra_isize = 0; +- return; +- } +- if (sbi->s_want_extra_isize < 4) { +- sbi->s_want_extra_isize = def_extra_isize; +- if (ext4_has_feature_extra_isize(sb)) { +- if (sbi->s_want_extra_isize < +- le16_to_cpu(es->s_want_extra_isize)) +- sbi->s_want_extra_isize = +- le16_to_cpu(es->s_want_extra_isize); +- if (sbi->s_want_extra_isize < +- le16_to_cpu(es->s_min_extra_isize)) +- sbi->s_want_extra_isize = +- le16_to_cpu(es->s_min_extra_isize); +- } +- } +- /* Check if enough inode space is available */ +- if ((sbi->s_want_extra_isize > sbi->s_inode_size) || +- (EXT4_GOOD_OLD_INODE_SIZE + sbi->s_want_extra_isize > +- sbi->s_inode_size)) { +- sbi->s_want_extra_isize = def_extra_isize; +- ext4_msg(sb, KERN_INFO, +- "required extra inode space not available"); +- } +-} +- + static void ext4_set_resv_clusters(struct super_block *sb) + { + ext4_fsblk_t resv_clusters; +@@ -3695,6 +3668,65 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) + */ + sbi->s_li_wait_mult = EXT4_DEF_LI_WAIT_MULT; + ++ if (le32_to_cpu(es->s_rev_level) == EXT4_GOOD_OLD_REV) { ++ sbi->s_inode_size = EXT4_GOOD_OLD_INODE_SIZE; ++ sbi->s_first_ino = EXT4_GOOD_OLD_FIRST_INO; ++ } else { ++ sbi->s_inode_size = le16_to_cpu(es->s_inode_size); ++ sbi->s_first_ino = le32_to_cpu(es->s_first_ino); ++ if (sbi->s_first_ino < EXT4_GOOD_OLD_FIRST_INO) { ++ ext4_msg(sb, KERN_ERR, "invalid first ino: %u", ++ sbi->s_first_ino); ++ goto failed_mount; ++ } ++ if ((sbi->s_inode_size < EXT4_GOOD_OLD_INODE_SIZE) || ++ (!is_power_of_2(sbi->s_inode_size)) || ++ (sbi->s_inode_size > blocksize)) { ++ ext4_msg(sb, KERN_ERR, ++ "unsupported inode size: %d", ++ sbi->s_inode_size); ++ goto failed_mount; ++ } ++ /* ++ * i_atime_extra is the last extra field available for ++ * [acm]times in struct ext4_inode. Checking for that ++ * field should suffice to ensure we have extra space ++ * for all three. ++ */ ++ if (sbi->s_inode_size >= offsetof(struct ext4_inode, i_atime_extra) + ++ sizeof(((struct ext4_inode *)0)->i_atime_extra)) { ++ sb->s_time_gran = 1; ++ } else { ++ sb->s_time_gran = NSEC_PER_SEC; ++ } ++ } ++ if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE) { ++ sbi->s_want_extra_isize = sizeof(struct ext4_inode) - ++ EXT4_GOOD_OLD_INODE_SIZE; ++ if (ext4_has_feature_extra_isize(sb)) { ++ unsigned v, max = (sbi->s_inode_size - ++ EXT4_GOOD_OLD_INODE_SIZE); ++ ++ v = le16_to_cpu(es->s_want_extra_isize); ++ if (v > max) { ++ ext4_msg(sb, KERN_ERR, ++ "bad s_want_extra_isize: %d", v); ++ goto failed_mount; ++ } ++ if (sbi->s_want_extra_isize < v) ++ sbi->s_want_extra_isize = v; ++ ++ v = le16_to_cpu(es->s_min_extra_isize); ++ if (v > max) { ++ ext4_msg(sb, KERN_ERR, ++ "bad s_min_extra_isize: %d", v); ++ goto failed_mount; ++ } ++ if (sbi->s_want_extra_isize < v) ++ sbi->s_want_extra_isize = v; ++ } ++ } ++ + if (sbi->s_es->s_mount_opts[0]) { + char *s_mount_opts = kstrndup(sbi->s_es->s_mount_opts, + sizeof(sbi->s_es->s_mount_opts), +@@ -3893,29 +3925,6 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) + has_huge_files); + sb->s_maxbytes = ext4_max_size(sb->s_blocksize_bits, has_huge_files); + +- if (le32_to_cpu(es->s_rev_level) == EXT4_GOOD_OLD_REV) { +- sbi->s_inode_size = EXT4_GOOD_OLD_INODE_SIZE; +- sbi->s_first_ino = EXT4_GOOD_OLD_FIRST_INO; +- } else { +- sbi->s_inode_size = le16_to_cpu(es->s_inode_size); +- sbi->s_first_ino = le32_to_cpu(es->s_first_ino); +- if (sbi->s_first_ino < EXT4_GOOD_OLD_FIRST_INO) { +- ext4_msg(sb, KERN_ERR, "invalid first ino: %u", +- sbi->s_first_ino); +- goto failed_mount; +- } +- if ((sbi->s_inode_size < EXT4_GOOD_OLD_INODE_SIZE) || +- (!is_power_of_2(sbi->s_inode_size)) || +- (sbi->s_inode_size > blocksize)) { +- ext4_msg(sb, KERN_ERR, +- "unsupported inode size: %d", +- sbi->s_inode_size); +- goto failed_mount; +- } +- if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE) +- sb->s_time_gran = 1 << (EXT4_EPOCH_BITS - 2); +- } +- + sbi->s_desc_size = le16_to_cpu(es->s_desc_size); + if (ext4_has_feature_64bit(sb)) { + if (sbi->s_desc_size < EXT4_MIN_DESC_SIZE_64BIT || +@@ -4354,8 +4363,6 @@ no_journal: + if (ext4_setup_super(sb, es, sb_rdonly(sb))) + sb->s_flags |= MS_RDONLY; + +- ext4_clamp_want_extra_isize(sb); +- + ext4_set_resv_clusters(sb); + + err = ext4_setup_system_zone(sb); +@@ -5139,8 +5146,6 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) + goto restore_opts; + } + +- ext4_clamp_want_extra_isize(sb); +- + if ((old_opts.s_mount_opt & EXT4_MOUNT_JOURNAL_CHECKSUM) ^ + test_opt(sb, JOURNAL_CHECKSUM)) { + ext4_msg(sb, KERN_ERR, "changing journal_checksum " +diff --git a/fs/namei.c b/fs/namei.c +index d648d6d2b635..f421f8d80f4d 100644 +--- a/fs/namei.c ++++ b/fs/namei.c +@@ -3266,8 +3266,8 @@ static int do_last(struct nameidata *nd, + int *opened) + { + struct dentry *dir = nd->path.dentry; +- kuid_t dir_uid = dir->d_inode->i_uid; +- umode_t dir_mode = dir->d_inode->i_mode; ++ kuid_t dir_uid = nd->inode->i_uid; ++ umode_t dir_mode = nd->inode->i_mode; + int open_flag = op->open_flag; + bool will_truncate = (open_flag & O_TRUNC) != 0; + bool got_write = false; +diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c +index cc0b22c72e83..5208d85dd30c 100644 +--- a/fs/reiserfs/super.c ++++ b/fs/reiserfs/super.c +@@ -629,6 +629,7 @@ static void reiserfs_put_super(struct super_block *s) + reiserfs_write_unlock(s); + mutex_destroy(&REISERFS_SB(s)->lock); + destroy_workqueue(REISERFS_SB(s)->commit_wq); ++ kfree(REISERFS_SB(s)->s_jdev); + kfree(s->s_fs_info); + s->s_fs_info = NULL; + } +@@ -2243,6 +2244,7 @@ error_unlocked: + kfree(qf_names[j]); + } + #endif ++ kfree(sbi->s_jdev); + kfree(sbi); + + s->s_fs_info = NULL; +diff --git a/include/linux/usb/irda.h b/include/linux/usb/irda.h +index 396d2b043e64..556a801efce3 100644 +--- a/include/linux/usb/irda.h ++++ b/include/linux/usb/irda.h +@@ -119,11 +119,22 @@ struct usb_irda_cs_descriptor { + * 6 - 115200 bps + * 7 - 576000 bps + * 8 - 1.152 Mbps +- * 9 - 5 mbps ++ * 9 - 4 Mbps + * 10..15 - Reserved + */ + #define USB_IRDA_STATUS_LINK_SPEED 0x0f + ++#define USB_IRDA_LS_NO_CHANGE 0 ++#define USB_IRDA_LS_2400 1 ++#define USB_IRDA_LS_9600 2 ++#define USB_IRDA_LS_19200 3 ++#define USB_IRDA_LS_38400 4 ++#define USB_IRDA_LS_57600 5 ++#define USB_IRDA_LS_115200 6 ++#define USB_IRDA_LS_576000 7 ++#define USB_IRDA_LS_1152000 8 ++#define USB_IRDA_LS_4000000 9 ++ + /* The following is a 4-bit value used only for + * outbound header: + * +diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h +index a4c8e9d7dd06..030eea38f258 100644 +--- a/include/net/cfg80211.h ++++ b/include/net/cfg80211.h +@@ -2843,6 +2843,9 @@ struct cfg80211_pmk_conf { + * + * @start_radar_detection: Start radar detection in the driver. + * ++ * @end_cac: End running CAC, probably because a related CAC ++ * was finished on another phy. ++ * + * @update_ft_ies: Provide updated Fast BSS Transition information to the + * driver. If the SME is in the driver/firmware, this information can be + * used in building Authentication and Reassociation Request frames. +@@ -3148,6 +3151,8 @@ struct cfg80211_ops { + struct net_device *dev, + struct cfg80211_chan_def *chandef, + u32 cac_time_ms); ++ void (*end_cac)(struct wiphy *wiphy, ++ struct net_device *dev); + int (*update_ft_ies)(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_update_ft_ies_params *ftie); + int (*crit_proto_start)(struct wiphy *wiphy, +diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c +index 2c57030f54aa..829943aad7be 100644 +--- a/kernel/cgroup/cgroup.c ++++ b/kernel/cgroup/cgroup.c +@@ -2884,8 +2884,6 @@ static int cgroup_apply_control_enable(struct cgroup *cgrp) + for_each_subsys(ss, ssid) { + struct cgroup_subsys_state *css = cgroup_css(dsct, ss); + +- WARN_ON_ONCE(css && percpu_ref_is_dying(&css->refcnt)); +- + if (!(cgroup_ss_mask(dsct) & (1 << ss->id))) + continue; + +@@ -2895,6 +2893,8 @@ static int cgroup_apply_control_enable(struct cgroup *cgrp) + return PTR_ERR(css); + } + ++ WARN_ON_ONCE(percpu_ref_is_dying(&css->refcnt)); ++ + if (css_visible(css)) { + ret = css_populate_dir(css); + if (ret) +@@ -2930,11 +2930,11 @@ static void cgroup_apply_control_disable(struct cgroup *cgrp) + for_each_subsys(ss, ssid) { + struct cgroup_subsys_state *css = cgroup_css(dsct, ss); + +- WARN_ON_ONCE(css && percpu_ref_is_dying(&css->refcnt)); +- + if (!css) + continue; + ++ WARN_ON_ONCE(percpu_ref_is_dying(&css->refcnt)); ++ + if (css->parent && + !(cgroup_ss_mask(dsct) & (1 << ss->id))) { + kill_css(css); +@@ -3221,7 +3221,8 @@ static ssize_t cgroup_type_write(struct kernfs_open_file *of, char *buf, + if (strcmp(strstrip(buf), "threaded")) + return -EINVAL; + +- cgrp = cgroup_kn_lock_live(of->kn, false); ++ /* drain dying csses before we re-apply (threaded) subtree control */ ++ cgrp = cgroup_kn_lock_live(of->kn, true); + if (!cgrp) + return -ENOENT; + +diff --git a/mm/mempolicy.c b/mm/mempolicy.c +index a37cfa88669e..1b34f2e35951 100644 +--- a/mm/mempolicy.c ++++ b/mm/mempolicy.c +@@ -2724,6 +2724,9 @@ int mpol_parse_str(char *str, struct mempolicy **mpol) + char *flags = strchr(str, '='); + int err = 1; + ++ if (flags) ++ *flags++ = '\0'; /* terminate mode string */ ++ + if (nodelist) { + /* NUL-terminate mode or flags string */ + *nodelist++ = '\0'; +@@ -2734,9 +2737,6 @@ int mpol_parse_str(char *str, struct mempolicy **mpol) + } else + nodes_clear(nodes); + +- if (flags) +- *flags++ = '\0'; /* terminate mode string */ +- + for (mode = 0; mode < MPOL_MAX; mode++) { + if (!strcmp(str, policy_modes[mode])) { + break; +diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c +index 4a05235929b9..93093d7c3824 100644 +--- a/net/bluetooth/hci_sock.c ++++ b/net/bluetooth/hci_sock.c +@@ -826,6 +826,8 @@ static int hci_sock_release(struct socket *sock) + if (!sk) + return 0; + ++ lock_sock(sk); ++ + switch (hci_pi(sk)->channel) { + case HCI_CHANNEL_MONITOR: + atomic_dec(&monitor_promisc); +@@ -873,6 +875,7 @@ static int hci_sock_release(struct socket *sock) + skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_write_queue); + ++ release_sock(sk); + sock_put(sk); + return 0; + } +diff --git a/net/core/utils.c b/net/core/utils.c +index 93066bd0305a..b1823e76b877 100644 +--- a/net/core/utils.c ++++ b/net/core/utils.c +@@ -419,6 +419,23 @@ void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb, + } + EXPORT_SYMBOL(inet_proto_csum_replace4); + ++/** ++ * inet_proto_csum_replace16 - update layer 4 header checksum field ++ * @sum: Layer 4 header checksum field ++ * @skb: sk_buff for the packet ++ * @from: old IPv6 address ++ * @to: new IPv6 address ++ * @pseudohdr: True if layer 4 header checksum includes pseudoheader ++ * ++ * Update layer 4 header as per the update in IPv6 src/dst address. ++ * ++ * There is no need to update skb->csum in this function, because update in two ++ * fields a.) IPv6 src/dst address and b.) L4 header checksum cancels each other ++ * for skb->csum calculation. Whereas inet_proto_csum_replace4 function needs to ++ * update skb->csum, because update in 3 fields a.) IPv4 src/dst address, ++ * b.) IPv4 Header checksum and c.) L4 header checksum results in same diff as ++ * L4 Header checksum for skb->csum calculation. ++ */ + void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb, + const __be32 *from, const __be32 *to, + bool pseudohdr) +@@ -430,9 +447,6 @@ void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb, + if (skb->ip_summed != CHECKSUM_PARTIAL) { + *sum = csum_fold(csum_partial(diff, sizeof(diff), + ~csum_unfold(*sum))); +- if (skb->ip_summed == CHECKSUM_COMPLETE && pseudohdr) +- skb->csum = ~csum_partial(diff, sizeof(diff), +- ~skb->csum); + } else if (pseudohdr) + *sum = ~csum_fold(csum_partial(diff, sizeof(diff), + csum_unfold(*sum))); +diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c +index 08c15dd42d93..59384ffe89f7 100644 +--- a/net/ipv4/ip_vti.c ++++ b/net/ipv4/ip_vti.c +@@ -208,8 +208,17 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev, + int mtu; + + if (!dst) { +- dev->stats.tx_carrier_errors++; +- goto tx_error_icmp; ++ struct rtable *rt; ++ ++ fl->u.ip4.flowi4_oif = dev->ifindex; ++ fl->u.ip4.flowi4_flags |= FLOWI_FLAG_ANYSRC; ++ rt = __ip_route_output_key(dev_net(dev), &fl->u.ip4); ++ if (IS_ERR(rt)) { ++ dev->stats.tx_carrier_errors++; ++ goto tx_error_icmp; ++ } ++ dst = &rt->dst; ++ skb_dst_set(skb, dst); + } + + dst_hold(dst); +diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c +index 557fe3880a3f..396a0f61f5f8 100644 +--- a/net/ipv6/ip6_vti.c ++++ b/net/ipv6/ip6_vti.c +@@ -453,8 +453,17 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl) + int err = -1; + int mtu; + +- if (!dst) +- goto tx_err_link_failure; ++ if (!dst) { ++ fl->u.ip6.flowi6_oif = dev->ifindex; ++ fl->u.ip6.flowi6_flags |= FLOWI_FLAG_ANYSRC; ++ dst = ip6_route_output(dev_net(dev), NULL, &fl->u.ip6); ++ if (dst->error) { ++ dst_release(dst); ++ dst = NULL; ++ goto tx_err_link_failure; ++ } ++ skb_dst_set(skb, dst); ++ } + + dst_hold(dst); + dst = xfrm_lookup(t->net, dst, fl, NULL, 0); +diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c +index d437007b15bb..b1484b8316e8 100644 +--- a/net/mac80211/cfg.c ++++ b/net/mac80211/cfg.c +@@ -2800,6 +2800,28 @@ static int ieee80211_start_radar_detection(struct wiphy *wiphy, + return err; + } + ++static void ieee80211_end_cac(struct wiphy *wiphy, ++ struct net_device *dev) ++{ ++ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); ++ struct ieee80211_local *local = sdata->local; ++ ++ mutex_lock(&local->mtx); ++ list_for_each_entry(sdata, &local->interfaces, list) { ++ /* it might be waiting for the local->mtx, but then ++ * by the time it gets it, sdata->wdev.cac_started ++ * will no longer be true ++ */ ++ cancel_delayed_work(&sdata->dfs_cac_timer_work); ++ ++ if (sdata->wdev.cac_started) { ++ ieee80211_vif_release_channel(sdata); ++ sdata->wdev.cac_started = false; ++ } ++ } ++ mutex_unlock(&local->mtx); ++} ++ + static struct cfg80211_beacon_data * + cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon) + { +@@ -3730,6 +3752,7 @@ const struct cfg80211_ops mac80211_config_ops = { + #endif + .get_channel = ieee80211_cfg_get_channel, + .start_radar_detection = ieee80211_start_radar_detection, ++ .end_cac = ieee80211_end_cac, + .channel_switch = ieee80211_channel_switch, + .set_qos_map = ieee80211_set_qos_map, + .set_ap_chanwidth = ieee80211_set_ap_chanwidth, +diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c +index fab0764c315f..994dde6e5f9d 100644 +--- a/net/mac80211/mesh_hwmp.c ++++ b/net/mac80211/mesh_hwmp.c +@@ -326,6 +326,9 @@ static u32 airtime_link_metric_get(struct ieee80211_local *local, + unsigned long fail_avg = + ewma_mesh_fail_avg_read(&sta->mesh->fail_avg); + ++ if (sta->mesh->plink_state != NL80211_PLINK_ESTAB) ++ return MAX_METRIC; ++ + /* Try to get rate based on HW/SW RC algorithm. + * Rate is returned in units of Kbps, correct this + * to comply with airtime calculation units +diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c +index b3622823bad2..ebd66e8f46b3 100644 +--- a/net/mac80211/tkip.c ++++ b/net/mac80211/tkip.c +@@ -266,9 +266,21 @@ int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm, + if ((keyid >> 6) != key->conf.keyidx) + return TKIP_DECRYPT_INVALID_KEYIDX; + +- if (rx_ctx->ctx.state != TKIP_STATE_NOT_INIT && +- (iv32 < rx_ctx->iv32 || +- (iv32 == rx_ctx->iv32 && iv16 <= rx_ctx->iv16))) ++ /* Reject replays if the received TSC is smaller than or equal to the ++ * last received value in a valid message, but with an exception for ++ * the case where a new key has been set and no valid frame using that ++ * key has yet received and the local RSC was initialized to 0. This ++ * exception allows the very first frame sent by the transmitter to be ++ * accepted even if that transmitter were to use TSC 0 (IEEE 802.11 ++ * described TSC to be initialized to 1 whenever a new key is taken into ++ * use). ++ */ ++ if (iv32 < rx_ctx->iv32 || ++ (iv32 == rx_ctx->iv32 && ++ (iv16 < rx_ctx->iv16 || ++ (iv16 == rx_ctx->iv16 && ++ (rx_ctx->iv32 || rx_ctx->iv16 || ++ rx_ctx->ctx.state != TKIP_STATE_NOT_INIT))))) + return TKIP_DECRYPT_REPLAY; + + if (only_iv) { +diff --git a/net/sched/ematch.c b/net/sched/ematch.c +index 60f2354c1789..a48dca26f178 100644 +--- a/net/sched/ematch.c ++++ b/net/sched/ematch.c +@@ -242,6 +242,9 @@ static int tcf_em_validate(struct tcf_proto *tp, + goto errout; + + if (em->ops->change) { ++ err = -EINVAL; ++ if (em_hdr->flags & TCF_EM_SIMPLE) ++ goto errout; + err = em->ops->change(net, data, data_len, em); + if (err < 0) + goto errout; +diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h +index 249919bdfc64..4077bb3af440 100644 +--- a/net/wireless/rdev-ops.h ++++ b/net/wireless/rdev-ops.h +@@ -1143,6 +1143,16 @@ rdev_start_radar_detection(struct cfg80211_registered_device *rdev, + return ret; + } + ++static inline void ++rdev_end_cac(struct cfg80211_registered_device *rdev, ++ struct net_device *dev) ++{ ++ trace_rdev_end_cac(&rdev->wiphy, dev); ++ if (rdev->ops->end_cac) ++ rdev->ops->end_cac(&rdev->wiphy, dev); ++ trace_rdev_return_void(&rdev->wiphy); ++} ++ + static inline int + rdev_set_mcast_rate(struct cfg80211_registered_device *rdev, + struct net_device *dev, +diff --git a/net/wireless/reg.c b/net/wireless/reg.c +index 804eac073b6b..a520f433d476 100644 +--- a/net/wireless/reg.c ++++ b/net/wireless/reg.c +@@ -1718,14 +1718,15 @@ static void update_all_wiphy_regulatory(enum nl80211_reg_initiator initiator) + + static void handle_channel_custom(struct wiphy *wiphy, + struct ieee80211_channel *chan, +- const struct ieee80211_regdomain *regd) ++ const struct ieee80211_regdomain *regd, ++ u32 min_bw) + { + u32 bw_flags = 0; + const struct ieee80211_reg_rule *reg_rule = NULL; + const struct ieee80211_power_rule *power_rule = NULL; + u32 bw; + +- for (bw = MHZ_TO_KHZ(20); bw >= MHZ_TO_KHZ(5); bw = bw / 2) { ++ for (bw = MHZ_TO_KHZ(20); bw >= min_bw; bw = bw / 2) { + reg_rule = freq_reg_info_regd(MHZ_TO_KHZ(chan->center_freq), + regd, bw); + if (!IS_ERR(reg_rule)) +@@ -1781,8 +1782,14 @@ static void handle_band_custom(struct wiphy *wiphy, + if (!sband) + return; + ++ /* ++ * We currently assume that you always want at least 20 MHz, ++ * otherwise channel 12 might get enabled if this rule is ++ * compatible to US, which permits 2402 - 2472 MHz. ++ */ + for (i = 0; i < sband->n_channels; i++) +- handle_channel_custom(wiphy, &sband->channels[i], regd); ++ handle_channel_custom(wiphy, &sband->channels[i], regd, ++ MHZ_TO_KHZ(20)); + } + + /* Used by drivers prior to wiphy registration */ +@@ -3296,6 +3303,25 @@ bool regulatory_pre_cac_allowed(struct wiphy *wiphy) + return pre_cac_allowed; + } + ++static void cfg80211_check_and_end_cac(struct cfg80211_registered_device *rdev) ++{ ++ struct wireless_dev *wdev; ++ /* If we finished CAC or received radar, we should end any ++ * CAC running on the same channels. ++ * the check !cfg80211_chandef_dfs_usable contain 2 options: ++ * either all channels are available - those the CAC_FINISHED ++ * event has effected another wdev state, or there is a channel ++ * in unavailable state in wdev chandef - those the RADAR_DETECTED ++ * event has effected another wdev state. ++ * In both cases we should end the CAC on the wdev. ++ */ ++ list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { ++ if (wdev->cac_started && ++ !cfg80211_chandef_dfs_usable(&rdev->wiphy, &wdev->chandef)) ++ rdev_end_cac(rdev, wdev->netdev); ++ } ++} ++ + void regulatory_propagate_dfs_state(struct wiphy *wiphy, + struct cfg80211_chan_def *chandef, + enum nl80211_dfs_state dfs_state, +@@ -3322,8 +3348,10 @@ void regulatory_propagate_dfs_state(struct wiphy *wiphy, + cfg80211_set_dfs_state(&rdev->wiphy, chandef, dfs_state); + + if (event == NL80211_RADAR_DETECTED || +- event == NL80211_RADAR_CAC_FINISHED) ++ event == NL80211_RADAR_CAC_FINISHED) { + cfg80211_sched_dfs_chan_update(rdev); ++ cfg80211_check_and_end_cac(rdev); ++ } + + nl80211_radar_notify(rdev, chandef, event, NULL, GFP_KERNEL); + } +diff --git a/net/wireless/trace.h b/net/wireless/trace.h +index f3353fe5b35b..cd0a1c7c185d 100644 +--- a/net/wireless/trace.h ++++ b/net/wireless/trace.h +@@ -607,6 +607,11 @@ DEFINE_EVENT(wiphy_netdev_evt, rdev_flush_pmksa, + TP_ARGS(wiphy, netdev) + ); + ++DEFINE_EVENT(wiphy_netdev_evt, rdev_end_cac, ++ TP_PROTO(struct wiphy *wiphy, struct net_device *netdev), ++ TP_ARGS(wiphy, netdev) ++); ++ + DECLARE_EVENT_CLASS(station_add_change, + TP_PROTO(struct wiphy *wiphy, struct net_device *netdev, u8 *mac, + struct station_parameters *params), +diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c +index 6cdb054484d6..5236a3c2c0cc 100644 +--- a/net/wireless/wext-core.c ++++ b/net/wireless/wext-core.c +@@ -659,7 +659,8 @@ struct iw_statistics *get_wireless_stats(struct net_device *dev) + return NULL; + } + +-static int iw_handler_get_iwstats(struct net_device * dev, ++/* noinline to avoid a bogus warning with -O3 */ ++static noinline int iw_handler_get_iwstats(struct net_device * dev, + struct iw_request_info * info, + union iwreq_data * wrqu, + char * extra) +diff --git a/sound/soc/sti/uniperif_player.c b/sound/soc/sti/uniperif_player.c +index d8b6936e544e..908f13623f8c 100644 +--- a/sound/soc/sti/uniperif_player.c ++++ b/sound/soc/sti/uniperif_player.c +@@ -226,7 +226,6 @@ static void uni_player_set_channel_status(struct uniperif *player, + * sampling frequency. If no sample rate is already specified, then + * set one. + */ +- mutex_lock(&player->ctrl_lock); + if (runtime) { + switch (runtime->rate) { + case 22050: +@@ -303,7 +302,6 @@ static void uni_player_set_channel_status(struct uniperif *player, + player->stream_settings.iec958.status[3 + (n * 4)] << 24; + SET_UNIPERIF_CHANNEL_STA_REGN(player, n, status); + } +- mutex_unlock(&player->ctrl_lock); + + /* Update the channel status */ + if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) +@@ -365,8 +363,10 @@ static int uni_player_prepare_iec958(struct uniperif *player, + + SET_UNIPERIF_CTRL_ZERO_STUFF_HW(player); + ++ mutex_lock(&player->ctrl_lock); + /* Update the channel status */ + uni_player_set_channel_status(player, runtime); ++ mutex_unlock(&player->ctrl_lock); + + /* Clear the user validity user bits */ + SET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(player, 0); +@@ -598,7 +598,6 @@ static int uni_player_ctl_iec958_put(struct snd_kcontrol *kcontrol, + iec958->status[1] = ucontrol->value.iec958.status[1]; + iec958->status[2] = ucontrol->value.iec958.status[2]; + iec958->status[3] = ucontrol->value.iec958.status[3]; +- mutex_unlock(&player->ctrl_lock); + + spin_lock_irqsave(&player->irq_lock, flags); + if (player->substream && player->substream->runtime) +@@ -608,6 +607,8 @@ static int uni_player_ctl_iec958_put(struct snd_kcontrol *kcontrol, + uni_player_set_channel_status(player, NULL); + + spin_unlock_irqrestore(&player->irq_lock, flags); ++ mutex_unlock(&player->ctrl_lock); ++ + return 0; + } + +diff --git a/tools/include/linux/string.h b/tools/include/linux/string.h +index 6c3e2cc274c5..0ec646f127dc 100644 +--- a/tools/include/linux/string.h ++++ b/tools/include/linux/string.h +@@ -14,7 +14,15 @@ int strtobool(const char *s, bool *res); + * However uClibc headers also define __GLIBC__ hence the hack below + */ + #if defined(__GLIBC__) && !defined(__UCLIBC__) ++// pragma diagnostic was introduced in gcc 4.6 ++#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6) ++#pragma GCC diagnostic push ++#pragma GCC diagnostic ignored "-Wredundant-decls" ++#endif + extern size_t strlcpy(char *dest, const char *src, size_t size); ++#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6) ++#pragma GCC diagnostic pop ++#endif + #endif + + char *str_error_r(int errnum, char *buf, size_t buflen); +diff --git a/tools/lib/string.c b/tools/lib/string.c +index 93b3d4b6feac..ee0afcbdd696 100644 +--- a/tools/lib/string.c ++++ b/tools/lib/string.c +@@ -95,6 +95,10 @@ int strtobool(const char *s, bool *res) + * If libc has strlcpy() then that version will override this + * implementation: + */ ++#ifdef __clang__ ++#pragma clang diagnostic push ++#pragma clang diagnostic ignored "-Wignored-attributes" ++#endif + size_t __weak strlcpy(char *dest, const char *src, size_t size) + { + size_t ret = strlen(src); +@@ -106,3 +110,6 @@ size_t __weak strlcpy(char *dest, const char *src, size_t size) + } + return ret; + } ++#ifdef __clang__ ++#pragma clang diagnostic pop ++#endif +diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c +index bec7a2f1fb4d..264d458bfe2a 100644 +--- a/tools/perf/builtin-c2c.c ++++ b/tools/perf/builtin-c2c.c +@@ -528,8 +528,8 @@ tot_hitm_cmp(struct perf_hpp_fmt *fmt __maybe_unused, + { + struct c2c_hist_entry *c2c_left; + struct c2c_hist_entry *c2c_right; +- unsigned int tot_hitm_left; +- unsigned int tot_hitm_right; ++ uint64_t tot_hitm_left; ++ uint64_t tot_hitm_right; + + c2c_left = container_of(left, struct c2c_hist_entry, he); + c2c_right = container_of(right, struct c2c_hist_entry, he); +@@ -562,7 +562,8 @@ __f ## _cmp(struct perf_hpp_fmt *fmt __maybe_unused, \ + \ + c2c_left = container_of(left, struct c2c_hist_entry, he); \ + c2c_right = container_of(right, struct c2c_hist_entry, he); \ +- return c2c_left->stats.__f - c2c_right->stats.__f; \ ++ return (uint64_t) c2c_left->stats.__f - \ ++ (uint64_t) c2c_right->stats.__f; \ + } + + #define STAT_FN(__f) \ +@@ -615,7 +616,8 @@ ld_llcmiss_cmp(struct perf_hpp_fmt *fmt __maybe_unused, + c2c_left = container_of(left, struct c2c_hist_entry, he); + c2c_right = container_of(right, struct c2c_hist_entry, he); + +- return llc_miss(&c2c_left->stats) - llc_miss(&c2c_right->stats); ++ return (uint64_t) llc_miss(&c2c_left->stats) - ++ (uint64_t) llc_miss(&c2c_right->stats); + } + + static uint64_t total_records(struct c2c_stats *stats) +diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c +index 17b26661b2f6..429c3e140dc3 100644 +--- a/tools/perf/builtin-report.c ++++ b/tools/perf/builtin-report.c +@@ -342,10 +342,10 @@ static int report__setup_sample_type(struct report *rep) + PERF_SAMPLE_BRANCH_ANY)) + rep->nonany_branch_mode = true; + +-#ifndef HAVE_LIBUNWIND_SUPPORT ++#if !defined(HAVE_LIBUNWIND_SUPPORT) && !defined(HAVE_DWARF_SUPPORT) + if (dwarf_callchain_users) { +- ui__warning("Please install libunwind development packages " +- "during the perf build.\n"); ++ ui__warning("Please install libunwind or libdw " ++ "development packages during the perf build.\n"); + } + #endif +
