commit:     7e3269715d863e004f6716a9bfb2f858def7a42f
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Wed Jun 16 12:22:12 2021 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Wed Jun 16 12:22:12 2021 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=7e326971

Linux patch 4.19.195

Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>

 0000_README               |    4 +
 1194_linux-4.19.195.patch | 1827 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 1831 insertions(+)

diff --git a/0000_README b/0000_README
index 50ca271..3d05639 100644
--- a/0000_README
+++ b/0000_README
@@ -815,6 +815,10 @@ Patch:  1193_linux-4.19.194.patch
 From:   https://www.kernel.org
 Desc:   Linux 4.19.194
 
+Patch:  1194_linux-4.19.195.patch
+From:   https://www.kernel.org
+Desc:   Linux 4.19.195
+
 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/1194_linux-4.19.195.patch b/1194_linux-4.19.195.patch
new file mode 100644
index 0000000..c0c879e
--- /dev/null
+++ b/1194_linux-4.19.195.patch
@@ -0,0 +1,1827 @@
+diff --git a/Makefile b/Makefile
+index 8ea26b64b3347..9ff7a4b7b8cbd 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 19
+-SUBLEVEL = 194
++SUBLEVEL = 195
+ EXTRAVERSION =
+ NAME = "People's Front"
+ 
+diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi 
b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+index 5b4d78999f809..8d4a4cd01e07b 100644
+--- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
++++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi
+@@ -407,6 +407,18 @@
+       vin-supply = <&sw1_reg>;
+ };
+ 
++&reg_pu {
++      vin-supply = <&sw1_reg>;
++};
++
++&reg_vdd1p1 {
++      vin-supply = <&sw2_reg>;
++};
++
++&reg_vdd2p5 {
++      vin-supply = <&sw2_reg>;
++};
++
+ &uart1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart1>;
+diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi 
b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+index 6e46a195b3997..41384bbd2f60c 100644
+--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
++++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+@@ -671,6 +671,18 @@
+        vin-supply = <&sw1c_reg>;
+ };
+ 
++&reg_vdd1p1 {
++      vin-supply = <&vgen5_reg>;
++};
++
++&reg_vdd3p0 {
++      vin-supply = <&sw2_reg>;
++};
++
++&reg_vdd2p5 {
++      vin-supply = <&vgen5_reg>;
++};
++
+ &snvs_poweroff {
+       status = "okay";
+ };
+diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
+index e64ff80c83c54..9f88b5691f052 100644
+--- a/arch/arm/boot/dts/imx6qdl.dtsi
++++ b/arch/arm/boot/dts/imx6qdl.dtsi
+@@ -686,7 +686,7 @@
+                                            <0 54 IRQ_TYPE_LEVEL_HIGH>,
+                                            <0 127 IRQ_TYPE_LEVEL_HIGH>;
+ 
+-                              regulator-1p1 {
++                              reg_vdd1p1: regulator-1p1 {
+                                       compatible = "fsl,anatop-regulator";
+                                       regulator-name = "vdd1p1";
+                                       regulator-min-microvolt = <1000000>;
+@@ -701,7 +701,7 @@
+                                       anatop-enable-bit = <0>;
+                               };
+ 
+-                              regulator-3p0 {
++                              reg_vdd3p0: regulator-3p0 {
+                                       compatible = "fsl,anatop-regulator";
+                                       regulator-name = "vdd3p0";
+                                       regulator-min-microvolt = <2800000>;
+@@ -716,7 +716,7 @@
+                                       anatop-enable-bit = <0>;
+                               };
+ 
+-                              regulator-2p5 {
++                              reg_vdd2p5: regulator-2p5 {
+                                       compatible = "fsl,anatop-regulator";
+                                       regulator-name = "vdd2p5";
+                                       regulator-min-microvolt = <2250000>;
+diff --git a/arch/mips/lib/mips-atomic.c b/arch/mips/lib/mips-atomic.c
+index 5530070e0d05d..57497a26e79cb 100644
+--- a/arch/mips/lib/mips-atomic.c
++++ b/arch/mips/lib/mips-atomic.c
+@@ -37,7 +37,7 @@
+  */
+ notrace void arch_local_irq_disable(void)
+ {
+-      preempt_disable();
++      preempt_disable_notrace();
+ 
+       __asm__ __volatile__(
+       "       .set    push                                            \n"
+@@ -53,7 +53,7 @@ notrace void arch_local_irq_disable(void)
+       : /* no inputs */
+       : "memory");
+ 
+-      preempt_enable();
++      preempt_enable_notrace();
+ }
+ EXPORT_SYMBOL(arch_local_irq_disable);
+ 
+@@ -61,7 +61,7 @@ notrace unsigned long arch_local_irq_save(void)
+ {
+       unsigned long flags;
+ 
+-      preempt_disable();
++      preempt_disable_notrace();
+ 
+       __asm__ __volatile__(
+       "       .set    push                                            \n"
+@@ -78,7 +78,7 @@ notrace unsigned long arch_local_irq_save(void)
+       : /* no inputs */
+       : "memory");
+ 
+-      preempt_enable();
++      preempt_enable_notrace();
+ 
+       return flags;
+ }
+@@ -88,7 +88,7 @@ notrace void arch_local_irq_restore(unsigned long flags)
+ {
+       unsigned long __tmp1;
+ 
+-      preempt_disable();
++      preempt_disable_notrace();
+ 
+       __asm__ __volatile__(
+       "       .set    push                                            \n"
+@@ -106,7 +106,7 @@ notrace void arch_local_irq_restore(unsigned long flags)
+       : "0" (flags)
+       : "memory");
+ 
+-      preempt_enable();
++      preempt_enable_notrace();
+ }
+ EXPORT_SYMBOL(arch_local_irq_restore);
+ 
+diff --git a/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi 
b/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
+index 1b4aafc1f6a27..9716a0484ecf0 100644
+--- a/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
++++ b/arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
+@@ -122,7 +122,15 @@
+       };
+ 
+ /include/ "pq3-i2c-0.dtsi"
++      i2c@3000 {
++              fsl,i2c-erratum-a004447;
++      };
++
+ /include/ "pq3-i2c-1.dtsi"
++      i2c@3100 {
++              fsl,i2c-erratum-a004447;
++      };
++
+ /include/ "pq3-duart-0.dtsi"
+ /include/ "pq3-espi-0.dtsi"
+       spi0: spi@7000 {
+diff --git a/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi 
b/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
+index 51e975d7631aa..8921f17fca42e 100644
+--- a/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
++++ b/arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
+@@ -389,7 +389,23 @@
+       };
+ 
+ /include/ "qoriq-i2c-0.dtsi"
++      i2c@118000 {
++              fsl,i2c-erratum-a004447;
++      };
++
++      i2c@118100 {
++              fsl,i2c-erratum-a004447;
++      };
++
+ /include/ "qoriq-i2c-1.dtsi"
++      i2c@119000 {
++              fsl,i2c-erratum-a004447;
++      };
++
++      i2c@119100 {
++              fsl,i2c-erratum-a004447;
++      };
++
+ /include/ "qoriq-duart-0.dtsi"
+ /include/ "qoriq-duart-1.dtsi"
+ /include/ "qoriq-gpio-0.dtsi"
+diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c
+index 1669c42c40ed3..ce098eb57de54 100644
+--- a/drivers/gpu/drm/drm_auth.c
++++ b/drivers/gpu/drm/drm_auth.c
+@@ -265,9 +265,10 @@ int drm_master_open(struct drm_file *file_priv)
+ void drm_master_release(struct drm_file *file_priv)
+ {
+       struct drm_device *dev = file_priv->minor->dev;
+-      struct drm_master *master = file_priv->master;
++      struct drm_master *master;
+ 
+       mutex_lock(&dev->master_mutex);
++      master = file_priv->master;
+       if (file_priv->magic)
+               idr_remove(&file_priv->master->magic_map, file_priv->magic);
+ 
+diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
+index b92682f037b22..2449b357f524b 100644
+--- a/drivers/gpu/drm/drm_ioctl.c
++++ b/drivers/gpu/drm/drm_ioctl.c
+@@ -112,17 +112,18 @@ int drm_getunique(struct drm_device *dev, void *data,
+                 struct drm_file *file_priv)
+ {
+       struct drm_unique *u = data;
+-      struct drm_master *master = file_priv->master;
++      struct drm_master *master;
+ 
+-      mutex_lock(&master->dev->master_mutex);
++      mutex_lock(&dev->master_mutex);
++      master = file_priv->master;
+       if (u->unique_len >= master->unique_len) {
+               if (copy_to_user(u->unique, master->unique, 
master->unique_len)) {
+-                      mutex_unlock(&master->dev->master_mutex);
++                      mutex_unlock(&dev->master_mutex);
+                       return -EFAULT;
+               }
+       }
+       u->unique_len = master->unique_len;
+-      mutex_unlock(&master->dev->master_mutex);
++      mutex_unlock(&dev->master_mutex);
+ 
+       return 0;
+ }
+diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
+index d94f05c8b8b79..af349661fd769 100644
+--- a/drivers/i2c/busses/i2c-mpc.c
++++ b/drivers/i2c/busses/i2c-mpc.c
+@@ -23,6 +23,7 @@
+ 
+ #include <linux/clk.h>
+ #include <linux/io.h>
++#include <linux/iopoll.h>
+ #include <linux/fsl_devices.h>
+ #include <linux/i2c.h>
+ #include <linux/interrupt.h>
+@@ -49,6 +50,7 @@
+ #define CCR_MTX  0x10
+ #define CCR_TXAK 0x08
+ #define CCR_RSTA 0x04
++#define CCR_RSVD 0x02
+ 
+ #define CSR_MCF  0x80
+ #define CSR_MAAS 0x40
+@@ -70,6 +72,7 @@ struct mpc_i2c {
+       u8 fdr, dfsrr;
+ #endif
+       struct clk *clk_per;
++      bool has_errata_A004447;
+ };
+ 
+ struct mpc_i2c_divider {
+@@ -176,6 +179,75 @@ static int i2c_wait(struct mpc_i2c *i2c, unsigned 
timeout, int writing)
+       return 0;
+ }
+ 
++static int i2c_mpc_wait_sr(struct mpc_i2c *i2c, int mask)
++{
++      void __iomem *addr = i2c->base + MPC_I2C_SR;
++      u8 val;
++
++      return readb_poll_timeout(addr, val, val & mask, 0, 100);
++}
++
++/*
++ * Workaround for Erratum A004447. From the P2040CE Rev Q
++ *
++ * 1.  Set up the frequency divider and sampling rate.
++ * 2.  I2CCR - a0h
++ * 3.  Poll for I2CSR[MBB] to get set.
++ * 4.  If I2CSR[MAL] is set (an indication that SDA is stuck low), then go to
++ *     step 5. If MAL is not set, then go to step 13.
++ * 5.  I2CCR - 00h
++ * 6.  I2CCR - 22h
++ * 7.  I2CCR - a2h
++ * 8.  Poll for I2CSR[MBB] to get set.
++ * 9.  Issue read to I2CDR.
++ * 10. Poll for I2CSR[MIF] to be set.
++ * 11. I2CCR - 82h
++ * 12. Workaround complete. Skip the next steps.
++ * 13. Issue read to I2CDR.
++ * 14. Poll for I2CSR[MIF] to be set.
++ * 15. I2CCR - 80h
++ */
++static void mpc_i2c_fixup_A004447(struct mpc_i2c *i2c)
++{
++      int ret;
++      u32 val;
++
++      writeccr(i2c, CCR_MEN | CCR_MSTA);
++      ret = i2c_mpc_wait_sr(i2c, CSR_MBB);
++      if (ret) {
++              dev_err(i2c->dev, "timeout waiting for CSR_MBB\n");
++              return;
++      }
++
++      val = readb(i2c->base + MPC_I2C_SR);
++
++      if (val & CSR_MAL) {
++              writeccr(i2c, 0x00);
++              writeccr(i2c, CCR_MSTA | CCR_RSVD);
++              writeccr(i2c, CCR_MEN | CCR_MSTA | CCR_RSVD);
++              ret = i2c_mpc_wait_sr(i2c, CSR_MBB);
++              if (ret) {
++                      dev_err(i2c->dev, "timeout waiting for CSR_MBB\n");
++                      return;
++              }
++              val = readb(i2c->base + MPC_I2C_DR);
++              ret = i2c_mpc_wait_sr(i2c, CSR_MIF);
++              if (ret) {
++                      dev_err(i2c->dev, "timeout waiting for CSR_MIF\n");
++                      return;
++              }
++              writeccr(i2c, CCR_MEN | CCR_RSVD);
++      } else {
++              val = readb(i2c->base + MPC_I2C_DR);
++              ret = i2c_mpc_wait_sr(i2c, CSR_MIF);
++              if (ret) {
++                      dev_err(i2c->dev, "timeout waiting for CSR_MIF\n");
++                      return;
++              }
++              writeccr(i2c, CCR_MEN);
++      }
++}
++
+ #if defined(CONFIG_PPC_MPC52xx) || defined(CONFIG_PPC_MPC512x)
+ static const struct mpc_i2c_divider mpc_i2c_dividers_52xx[] = {
+       {20, 0x20}, {22, 0x21}, {24, 0x22}, {26, 0x23},
+@@ -586,7 +658,7 @@ static int mpc_xfer(struct i2c_adapter *adap, struct 
i2c_msg *msgs, int num)
+                       if ((status & (CSR_MCF | CSR_MBB | CSR_RXAK)) != 0) {
+                               writeb(status & ~CSR_MAL,
+                                      i2c->base + MPC_I2C_SR);
+-                              mpc_i2c_fixup(i2c);
++                              i2c_recover_bus(&i2c->adap);
+                       }
+                       return -EIO;
+               }
+@@ -622,7 +694,7 @@ static int mpc_xfer(struct i2c_adapter *adap, struct 
i2c_msg *msgs, int num)
+                       if ((status & (CSR_MCF | CSR_MBB | CSR_RXAK)) != 0) {
+                               writeb(status & ~CSR_MAL,
+                                      i2c->base + MPC_I2C_SR);
+-                              mpc_i2c_fixup(i2c);
++                              i2c_recover_bus(&i2c->adap);
+                       }
+                       return -EIO;
+               }
+@@ -637,6 +709,18 @@ static u32 mpc_functionality(struct i2c_adapter *adap)
+         | I2C_FUNC_SMBUS_READ_BLOCK_DATA | I2C_FUNC_SMBUS_BLOCK_PROC_CALL;
+ }
+ 
++static int fsl_i2c_bus_recovery(struct i2c_adapter *adap)
++{
++      struct mpc_i2c *i2c = i2c_get_adapdata(adap);
++
++      if (i2c->has_errata_A004447)
++              mpc_i2c_fixup_A004447(i2c);
++      else
++              mpc_i2c_fixup(i2c);
++
++      return 0;
++}
++
+ static const struct i2c_algorithm mpc_algo = {
+       .master_xfer = mpc_xfer,
+       .functionality = mpc_functionality,
+@@ -648,6 +732,10 @@ static struct i2c_adapter mpc_ops = {
+       .timeout = HZ,
+ };
+ 
++static struct i2c_bus_recovery_info fsl_i2c_recovery_info = {
++      .recover_bus = fsl_i2c_bus_recovery,
++};
++
+ static const struct of_device_id mpc_i2c_of_match[];
+ static int fsl_i2c_probe(struct platform_device *op)
+ {
+@@ -732,6 +820,8 @@ static int fsl_i2c_probe(struct platform_device *op)
+       dev_info(i2c->dev, "timeout %u us\n", mpc_ops.timeout * 1000000 / HZ);
+ 
+       platform_set_drvdata(op, i2c);
++      if (of_property_read_bool(op->dev.of_node, "fsl,i2c-erratum-a004447"))
++              i2c->has_errata_A004447 = true;
+ 
+       i2c->adap = mpc_ops;
+       of_address_to_resource(op->dev.of_node, 0, &res);
+@@ -740,6 +830,7 @@ static int fsl_i2c_probe(struct platform_device *op)
+       i2c_set_adapdata(&i2c->adap, i2c);
+       i2c->adap.dev.parent = &op->dev;
+       i2c->adap.dev.of_node = of_node_get(op->dev.of_node);
++      i2c->adap.bus_recovery_info = &fsl_i2c_recovery_info;
+ 
+       result = i2c_add_adapter(&i2c->adap);
+       if (result < 0)
+diff --git a/drivers/infiniband/hw/mlx4/main.c 
b/drivers/infiniband/hw/mlx4/main.c
+index eac4ade456119..e64d934f7bac7 100644
+--- a/drivers/infiniband/hw/mlx4/main.c
++++ b/drivers/infiniband/hw/mlx4/main.c
+@@ -577,12 +577,9 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
+       props->cq_caps.max_cq_moderation_count = MLX4_MAX_CQ_COUNT;
+       props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD;
+ 
+-      if (!mlx4_is_slave(dev->dev))
+-              err = mlx4_get_internal_clock_params(dev->dev, &clock_params);
+-
+       if (uhw->outlen >= resp.response_length + 
sizeof(resp.hca_core_clock_offset)) {
+               resp.response_length += sizeof(resp.hca_core_clock_offset);
+-              if (!err && !mlx4_is_slave(dev->dev)) {
++              if (!mlx4_get_internal_clock_params(dev->dev, &clock_params)) {
+                       resp.comp_mask |= 
MLX4_IB_QUERY_DEV_RESP_MASK_CORE_CLOCK_OFFSET;
+                       resp.hca_core_clock_offset = clock_params.offset % 
PAGE_SIZE;
+               }
+diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
+index 088205d7f1a19..872985e4eebec 100644
+--- a/drivers/infiniband/hw/mlx5/cq.c
++++ b/drivers/infiniband/hw/mlx5/cq.c
+@@ -896,15 +896,14 @@ static void destroy_cq_user(struct mlx5_ib_cq *cq, 
struct ib_ucontext *context)
+       ib_umem_release(cq->buf.umem);
+ }
+ 
+-static void init_cq_frag_buf(struct mlx5_ib_cq *cq,
+-                           struct mlx5_ib_cq_buf *buf)
++static void init_cq_frag_buf(struct mlx5_ib_cq_buf *buf)
+ {
+       int i;
+       void *cqe;
+       struct mlx5_cqe64 *cqe64;
+ 
+       for (i = 0; i < buf->nent; i++) {
+-              cqe = get_cqe(cq, i);
++              cqe = mlx5_frag_buf_get_wqe(&buf->fbc, i);
+               cqe64 = buf->cqe_size == 64 ? cqe : cqe + 64;
+               cqe64->op_own = MLX5_CQE_INVALID << 4;
+       }
+@@ -930,7 +929,7 @@ static int create_cq_kernel(struct mlx5_ib_dev *dev, 
struct mlx5_ib_cq *cq,
+       if (err)
+               goto err_db;
+ 
+-      init_cq_frag_buf(cq, &cq->buf);
++      init_cq_frag_buf(&cq->buf);
+ 
+       *inlen = MLX5_ST_SZ_BYTES(create_cq_in) +
+                MLX5_FLD_SZ_BYTES(create_cq_in, pas[0]) *
+@@ -1253,7 +1252,7 @@ static int resize_kernel(struct mlx5_ib_dev *dev, struct 
mlx5_ib_cq *cq,
+       if (err)
+               goto ex;
+ 
+-      init_cq_frag_buf(cq, cq->resize_buf);
++      init_cq_frag_buf(cq->resize_buf);
+ 
+       return 0;
+ 
+diff --git a/drivers/isdn/hardware/mISDN/netjet.c 
b/drivers/isdn/hardware/mISDN/netjet.c
+index 2b317cb63d068..448370da2c3f2 100644
+--- a/drivers/isdn/hardware/mISDN/netjet.c
++++ b/drivers/isdn/hardware/mISDN/netjet.c
+@@ -1114,7 +1114,6 @@ nj_probe(struct pci_dev *pdev, const struct 
pci_device_id *ent)
+               card->typ = NETJET_S_TJ300;
+ 
+       card->base = pci_resource_start(pdev, 0);
+-      card->irq = pdev->irq;
+       pci_set_drvdata(pdev, card);
+       err = setup_instance(card);
+       if (err)
+diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c
+index bb49f6e40a19e..0a7889abf2b2e 100644
+--- a/drivers/net/appletalk/cops.c
++++ b/drivers/net/appletalk/cops.c
+@@ -325,6 +325,8 @@ static int __init cops_probe1(struct net_device *dev, int 
ioaddr)
+                       break;
+       }
+ 
++      dev->base_addr = ioaddr;
++
+       /* Reserve any actual interrupt. */
+       if (dev->irq) {
+               retval = request_irq(dev->irq, cops_interrupt, 0, dev->name, 
dev);
+@@ -332,8 +334,6 @@ static int __init cops_probe1(struct net_device *dev, int 
ioaddr)
+                       goto err_out;
+       }
+ 
+-      dev->base_addr = ioaddr;
+-
+         lp = netdev_priv(dev);
+         spin_lock_init(&lp->lock);
+ 
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index c21c4291921f6..c814b266af794 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -1310,6 +1310,7 @@ static struct slave *bond_alloc_slave(struct bonding 
*bond,
+ 
+       slave->bond = bond;
+       slave->dev = slave_dev;
++      INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
+ 
+       if (bond_kobj_init(slave))
+               return NULL;
+@@ -1322,7 +1323,6 @@ static struct slave *bond_alloc_slave(struct bonding 
*bond,
+                       return NULL;
+               }
+       }
+-      INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
+ 
+       return slave;
+ }
+diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c 
b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+index ab60f4f9cc246..77005f6366eb1 100644
+--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
++++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+@@ -1244,8 +1244,10 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int 
int_mode_param,
+               goto failed;
+ 
+       /* SR-IOV capability was enabled but there are no VFs*/
+-      if (iov->total == 0)
++      if (iov->total == 0) {
++              err = -EINVAL;
+               goto failed;
++      }
+ 
+       iov->nr_virtfn = min_t(u16, iov->total, num_vfs_param);
+ 
+diff --git a/drivers/net/ethernet/cadence/macb_main.c 
b/drivers/net/ethernet/cadence/macb_main.c
+index 0374a1ba10103..d110aa616a957 100644
+--- a/drivers/net/ethernet/cadence/macb_main.c
++++ b/drivers/net/ethernet/cadence/macb_main.c
+@@ -2513,6 +2513,9 @@ static struct net_device_stats *gem_get_stats(struct 
macb *bp)
+       struct gem_stats *hwstat = &bp->hw_stats.gem;
+       struct net_device_stats *nstat = &bp->dev->stats;
+ 
++      if (!netif_running(bp->dev))
++              return nstat;
++
+       gem_update_stats(bp);
+ 
+       nstat->rx_errors = (hwstat->rx_frame_check_sequence_errors +
+diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c 
b/drivers/net/ethernet/mellanox/mlx4/fw.c
+index 926407f0bbd9d..ce57df04ae87d 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
++++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
+@@ -822,6 +822,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct 
mlx4_dev_cap *dev_cap)
+ #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET                0xb0
+ #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET  0xa8
+ #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac
++#define QUERY_DEV_CAP_MAP_CLOCK_TO_USER 0xc1
+ #define QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET        0xcc
+ #define QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET        0xd0
+ #define QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET        0xd2
+@@ -840,6 +841,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct 
mlx4_dev_cap *dev_cap)
+ 
+       if (mlx4_is_mfunc(dev))
+               disable_unsupported_roce_caps(outbox);
++      MLX4_GET(field, outbox, QUERY_DEV_CAP_MAP_CLOCK_TO_USER);
++      dev_cap->map_clock_to_user = field & 0x80;
+       MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET);
+       dev_cap->reserved_qps = 1 << (field & 0xf);
+       MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET);
+diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h 
b/drivers/net/ethernet/mellanox/mlx4/fw.h
+index 8f020f26ebf5f..cf64e54eecb05 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/fw.h
++++ b/drivers/net/ethernet/mellanox/mlx4/fw.h
+@@ -131,6 +131,7 @@ struct mlx4_dev_cap {
+       u32 health_buffer_addrs;
+       struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1];
+       bool wol_port[MLX4_MAX_PORTS + 1];
++      bool map_clock_to_user;
+ };
+ 
+ struct mlx4_func_cap {
+diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c 
b/drivers/net/ethernet/mellanox/mlx4/main.c
+index 8d7bb9a889677..a0affcb090a05 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/main.c
++++ b/drivers/net/ethernet/mellanox/mlx4/main.c
+@@ -498,6 +498,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct 
mlx4_dev_cap *dev_cap)
+               }
+       }
+ 
++      dev->caps.map_clock_to_user  = dev_cap->map_clock_to_user;
+       dev->caps.uar_page_size      = PAGE_SIZE;
+       dev->caps.num_uars           = dev_cap->uar_size / PAGE_SIZE;
+       dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay;
+@@ -1949,6 +1950,11 @@ int mlx4_get_internal_clock_params(struct mlx4_dev *dev,
+       if (mlx4_is_slave(dev))
+               return -EOPNOTSUPP;
+ 
++      if (!dev->caps.map_clock_to_user) {
++              mlx4_dbg(dev, "Map clock to user is not supported.\n");
++              return -EOPNOTSUPP;
++      }
++
+       if (!params)
+               return -EINVAL;
+ 
+diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c 
b/drivers/net/ethernet/qlogic/qla3xxx.c
+index 1b5e098b2367e..2d71646640ac5 100644
+--- a/drivers/net/ethernet/qlogic/qla3xxx.c
++++ b/drivers/net/ethernet/qlogic/qla3xxx.c
+@@ -115,7 +115,7 @@ static int ql_sem_spinlock(struct ql3_adapter *qdev,
+               value = readl(&port_regs->CommonRegs.semaphoreReg);
+               if ((value & (sem_mask >> 16)) == sem_bits)
+                       return 0;
+-              ssleep(1);
++              mdelay(1000);
+       } while (--seconds);
+       return -1;
+ }
+diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
+index 5c89a310359de..08c81d4cfca86 100644
+--- a/drivers/net/phy/mdio_bus.c
++++ b/drivers/net/phy/mdio_bus.c
+@@ -446,7 +446,8 @@ void mdiobus_unregister(struct mii_bus *bus)
+       struct mdio_device *mdiodev;
+       int i;
+ 
+-      BUG_ON(bus->state != MDIOBUS_REGISTERED);
++      if (WARN_ON_ONCE(bus->state != MDIOBUS_REGISTERED))
++              return;
+       bus->state = MDIOBUS_UNREGISTERED;
+ 
+       for (i = 0; i < PHY_MAX_ADDR; i++) {
+diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
+index 05dd46f984414..3ae800e879994 100644
+--- a/drivers/nvme/host/fabrics.c
++++ b/drivers/nvme/host/fabrics.c
+@@ -344,6 +344,11 @@ static void nvmf_log_connect_error(struct nvme_ctrl *ctrl,
+                       cmd->connect.recfmt);
+               break;
+ 
++      case NVME_SC_HOST_PATH_ERROR:
++              dev_err(ctrl->device,
++                      "Connect command failed: host path error\n");
++              break;
++
+       default:
+               dev_err(ctrl->device,
+                       "Connect command failed, error wo/DNR bit: %d\n",
+diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
+index 65e1cde13d59e..088ed4ee6d83e 100644
+--- a/drivers/regulator/core.c
++++ b/drivers/regulator/core.c
+@@ -1191,6 +1191,12 @@ static int set_machine_constraints(struct regulator_dev 
*rdev)
+        * and we have control then make sure it is enabled.
+        */
+       if (rdev->constraints->always_on || rdev->constraints->boot_on) {
++              /* If we want to enable this regulator, make sure that we know
++               * the supplying regulator.
++               */
++              if (rdev->supply_name && !rdev->supply)
++                      return -EPROBE_DEFER;
++
+               if (rdev->supply) {
+                       ret = regulator_enable(rdev->supply);
+                       if (ret < 0) {
+diff --git a/drivers/regulator/max77620-regulator.c 
b/drivers/regulator/max77620-regulator.c
+index cd93cf53e23c0..28baeac3a5a45 100644
+--- a/drivers/regulator/max77620-regulator.c
++++ b/drivers/regulator/max77620-regulator.c
+@@ -792,6 +792,13 @@ static int max77620_regulator_probe(struct 
platform_device *pdev)
+       config.dev = dev;
+       config.driver_data = pmic;
+ 
++      /*
++       * Set of_node_reuse flag to prevent driver core from attempting to
++       * claim any pinmux resources already claimed by the parent device.
++       * Otherwise PMIC driver will fail to re-probe.
++       */
++      device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent);
++
+       for (id = 0; id < MAX77620_NUM_REGS; id++) {
+               struct regulator_dev *rdev;
+               struct regulator_desc *rdesc;
+diff --git a/drivers/scsi/bnx2fc/bnx2fc_io.c b/drivers/scsi/bnx2fc/bnx2fc_io.c
+index bc9f2a2365f4d..5d89cc30bf301 100644
+--- a/drivers/scsi/bnx2fc/bnx2fc_io.c
++++ b/drivers/scsi/bnx2fc/bnx2fc_io.c
+@@ -1218,6 +1218,7 @@ int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd)
+                  was a result from the ABTS request rather than the CLEANUP
+                  request */
+               set_bit(BNX2FC_FLAG_IO_CLEANUP, &io_req->req_flags);
++              rc = FAILED;
+               goto done;
+       }
+ 
+diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
+index ea4b0bb0c1cd4..fa03be813f2cb 100644
+--- a/drivers/scsi/hosts.c
++++ b/drivers/scsi/hosts.c
+@@ -261,12 +261,11 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, 
struct device *dev,
+ 
+       device_enable_async_suspend(&shost->shost_dev);
+ 
++      get_device(&shost->shost_gendev);
+       error = device_add(&shost->shost_dev);
+       if (error)
+               goto out_del_gendev;
+ 
+-      get_device(&shost->shost_gendev);
+-
+       if (shost->transportt->host_size) {
+               shost->shost_data = kzalloc(shost->transportt->host_size,
+                                        GFP_KERNEL);
+@@ -303,6 +302,11 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, 
struct device *dev,
+  out_del_dev:
+       device_del(&shost->shost_dev);
+  out_del_gendev:
++      /*
++       * Host state is SHOST_RUNNING so we have to explicitly release
++       * ->shost_dev.
++       */
++      put_device(&shost->shost_dev);
+       device_del(&shost->shost_gendev);
+  out_disable_runtime_pm:
+       device_disable_async_suspend(&shost->shost_gendev);
+@@ -356,7 +360,7 @@ static void scsi_host_dev_release(struct device *dev)
+ 
+       ida_simple_remove(&host_index_ida, shost->host_no);
+ 
+-      if (parent)
++      if (shost->shost_state != SHOST_CREATED)
+               put_device(parent);
+       kfree(shost);
+ }
+@@ -403,8 +407,10 @@ struct Scsi_Host *scsi_host_alloc(struct 
scsi_host_template *sht, int privsize)
+       mutex_init(&shost->scan_mutex);
+ 
+       index = ida_simple_get(&host_index_ida, 0, 0, GFP_KERNEL);
+-      if (index < 0)
+-              goto fail_kfree;
++      if (index < 0) {
++              kfree(shost);
++              return NULL;
++      }
+       shost->host_no = index;
+ 
+       shost->dma_channel = 0xff;
+@@ -491,7 +497,7 @@ struct Scsi_Host *scsi_host_alloc(struct 
scsi_host_template *sht, int privsize)
+               shost_printk(KERN_WARNING, shost,
+                       "error handler thread failed to spawn, error = %ld\n",
+                       PTR_ERR(shost->ehandler));
+-              goto fail_index_remove;
++              goto fail;
+       }
+ 
+       shost->tmf_work_q = alloc_workqueue("scsi_tmf_%d",
+@@ -500,17 +506,18 @@ struct Scsi_Host *scsi_host_alloc(struct 
scsi_host_template *sht, int privsize)
+       if (!shost->tmf_work_q) {
+               shost_printk(KERN_WARNING, shost,
+                            "failed to create tmf workq\n");
+-              goto fail_kthread;
++              goto fail;
+       }
+       scsi_proc_hostdir_add(shost->hostt);
+       return shost;
++ fail:
++      /*
++       * Host state is still SHOST_CREATED and that is enough to release
++       * ->shost_gendev. scsi_host_dev_release() will free
++       * dev_name(&shost->shost_dev).
++       */
++      put_device(&shost->shost_gendev);
+ 
+- fail_kthread:
+-      kthread_stop(shost->ehandler);
+- fail_index_remove:
+-      ida_simple_remove(&host_index_ida, shost->host_no);
+- fail_kfree:
+-      kfree(shost);
+       return NULL;
+ }
+ EXPORT_SYMBOL(scsi_host_alloc);
+diff --git a/drivers/scsi/qla2xxx/qla_target.c 
b/drivers/scsi/qla2xxx/qla_target.c
+index eb6112eb475e9..ec54c8f34bc84 100644
+--- a/drivers/scsi/qla2xxx/qla_target.c
++++ b/drivers/scsi/qla2xxx/qla_target.c
+@@ -1571,10 +1571,12 @@ void qlt_stop_phase2(struct qla_tgt *tgt)
+               return;
+       }
+ 
++      mutex_lock(&tgt->ha->optrom_mutex);
+       mutex_lock(&vha->vha_tgt.tgt_mutex);
+       tgt->tgt_stop = 0;
+       tgt->tgt_stopped = 1;
+       mutex_unlock(&vha->vha_tgt.tgt_mutex);
++      mutex_unlock(&tgt->ha->optrom_mutex);
+ 
+       ql_dbg(ql_dbg_tgt_mgt, vha, 0xf00c, "Stop of tgt %p finished\n",
+           tgt);
+diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c
+index 64eb8ffb2ddfa..2c707b5c7b0b7 100644
+--- a/drivers/scsi/vmw_pvscsi.c
++++ b/drivers/scsi/vmw_pvscsi.c
+@@ -574,7 +574,13 @@ static void pvscsi_complete_request(struct pvscsi_adapter 
*adapter,
+               case BTSTAT_SUCCESS:
+               case BTSTAT_LINKED_COMMAND_COMPLETED:
+               case BTSTAT_LINKED_COMMAND_COMPLETED_WITH_FLAG:
+-                      /* If everything went fine, let's move on..  */
++                      /*
++                       * Commands like INQUIRY may transfer less data than
++                       * requested by the initiator via bufflen. Set residual
++                       * count to make upper layer aware of the actual amount
++                       * of data returned.
++                       */
++                      scsi_set_resid(cmd, scsi_bufflen(cmd) - e->dataLen);
+                       cmd->result = (DID_OK << 16);
+                       break;
+ 
+diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c 
b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+index db553f2e4c0b8..da2e6fde938ea 100644
+--- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
++++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
+@@ -2416,7 +2416,7 @@ void rtw_cfg80211_indicate_sta_assoc(struct adapter 
*padapter, u8 *pmgmt_frame,
+       DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+ 
+       {
+-              struct station_info sinfo;
++              struct station_info sinfo = {};
+               u8 ie_offset;
+               if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ)
+                       ie_offset = _ASOCREQ_IE_OFFSET_;
+diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
+index 0d95ca804c1e2..f0e492e25f480 100644
+--- a/drivers/usb/dwc3/ep0.c
++++ b/drivers/usb/dwc3/ep0.c
+@@ -292,6 +292,9 @@ static struct dwc3_ep *dwc3_wIndex_to_dep(struct dwc3 
*dwc, __le16 wIndex_le)
+               epnum |= 1;
+ 
+       dep = dwc->eps[epnum];
++      if (dep == NULL)
++              return NULL;
++
+       if (dep->flags & DWC3_EP_ENABLED)
+               return dep;
+ 
+diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c
+index 8bb25773b61e9..05507606b2b42 100644
+--- a/drivers/usb/gadget/config.c
++++ b/drivers/usb/gadget/config.c
+@@ -164,6 +164,14 @@ int usb_assign_descriptors(struct usb_function *f,
+ {
+       struct usb_gadget *g = f->config->cdev->gadget;
+ 
++      /* super-speed-plus descriptor falls back to super-speed one,
++       * if such a descriptor was provided, thus avoiding a NULL
++       * pointer dereference if a 5gbps capable gadget is used with
++       * a 10gbps capable config (device port + cable + host port)
++       */
++      if (!ssp)
++              ssp = ss;
++
+       if (fs) {
+               f->fs_descriptors = usb_copy_descriptors(fs);
+               if (!f->fs_descriptors)
+diff --git a/drivers/usb/gadget/function/f_ecm.c 
b/drivers/usb/gadget/function/f_ecm.c
+index 7f5cf488b2b1e..ffe2486fce71c 100644
+--- a/drivers/usb/gadget/function/f_ecm.c
++++ b/drivers/usb/gadget/function/f_ecm.c
+@@ -791,7 +791,7 @@ ecm_bind(struct usb_configuration *c, struct usb_function 
*f)
+               fs_ecm_notify_desc.bEndpointAddress;
+ 
+       status = usb_assign_descriptors(f, ecm_fs_function, ecm_hs_function,
+-                      ecm_ss_function, NULL);
++                      ecm_ss_function, ecm_ss_function);
+       if (status)
+               goto fail;
+ 
+diff --git a/drivers/usb/gadget/function/f_eem.c 
b/drivers/usb/gadget/function/f_eem.c
+index c13befa311107..bdd964ac9fa9a 100644
+--- a/drivers/usb/gadget/function/f_eem.c
++++ b/drivers/usb/gadget/function/f_eem.c
+@@ -305,7 +305,7 @@ static int eem_bind(struct usb_configuration *c, struct 
usb_function *f)
+       eem_ss_out_desc.bEndpointAddress = eem_fs_out_desc.bEndpointAddress;
+ 
+       status = usb_assign_descriptors(f, eem_fs_function, eem_hs_function,
+-                      eem_ss_function, NULL);
++                      eem_ss_function, eem_ss_function);
+       if (status)
+               goto fail;
+ 
+@@ -498,7 +498,7 @@ static int eem_unwrap(struct gether *port,
+                       skb2 = skb_clone(skb, GFP_ATOMIC);
+                       if (unlikely(!skb2)) {
+                               DBG(cdev, "unable to unframe EEM packet\n");
+-                              continue;
++                              goto next;
+                       }
+                       skb_trim(skb2, len - ETH_FCS_LEN);
+ 
+@@ -508,7 +508,7 @@ static int eem_unwrap(struct gether *port,
+                                               GFP_ATOMIC);
+                       if (unlikely(!skb3)) {
+                               dev_kfree_skb_any(skb2);
+-                              continue;
++                              goto next;
+                       }
+                       dev_kfree_skb_any(skb2);
+                       skb_queue_tail(list, skb3);
+diff --git a/drivers/usb/gadget/function/f_fs.c 
b/drivers/usb/gadget/function/f_fs.c
+index dcb432860d062..f13ec86371e72 100644
+--- a/drivers/usb/gadget/function/f_fs.c
++++ b/drivers/usb/gadget/function/f_fs.c
+@@ -3469,6 +3469,9 @@ static void ffs_func_unbind(struct usb_configuration *c,
+               ffs->func = NULL;
+       }
+ 
++      /* Drain any pending AIO completions */
++      drain_workqueue(ffs->io_completion_wq);
++
+       if (!--opts->refcnt)
+               functionfs_unbind(ffs);
+ 
+diff --git a/drivers/usb/gadget/function/f_hid.c 
b/drivers/usb/gadget/function/f_hid.c
+index 492bb44153b34..bc0a693c3260d 100644
+--- a/drivers/usb/gadget/function/f_hid.c
++++ b/drivers/usb/gadget/function/f_hid.c
+@@ -808,7 +808,8 @@ static int hidg_bind(struct usb_configuration *c, struct 
usb_function *f)
+               hidg_fs_out_ep_desc.bEndpointAddress;
+ 
+       status = usb_assign_descriptors(f, hidg_fs_descriptors,
+-                      hidg_hs_descriptors, hidg_ss_descriptors, NULL);
++                      hidg_hs_descriptors, hidg_ss_descriptors,
++                      hidg_ss_descriptors);
+       if (status)
+               goto fail;
+ 
+diff --git a/drivers/usb/gadget/function/f_loopback.c 
b/drivers/usb/gadget/function/f_loopback.c
+index 1803646b36780..90215a81c178b 100644
+--- a/drivers/usb/gadget/function/f_loopback.c
++++ b/drivers/usb/gadget/function/f_loopback.c
+@@ -207,7 +207,7 @@ autoconf_fail:
+       ss_loop_sink_desc.bEndpointAddress = fs_loop_sink_desc.bEndpointAddress;
+ 
+       ret = usb_assign_descriptors(f, fs_loopback_descs, hs_loopback_descs,
+-                      ss_loopback_descs, NULL);
++                      ss_loopback_descs, ss_loopback_descs);
+       if (ret)
+               return ret;
+ 
+diff --git a/drivers/usb/gadget/function/f_ncm.c 
b/drivers/usb/gadget/function/f_ncm.c
+index e4aa370e86a9e..10b4612df8a77 100644
+--- a/drivers/usb/gadget/function/f_ncm.c
++++ b/drivers/usb/gadget/function/f_ncm.c
+@@ -583,7 +583,7 @@ static void ncm_do_notify(struct f_ncm *ncm)
+               data[0] = cpu_to_le32(ncm_bitrate(cdev->gadget));
+               data[1] = data[0];
+ 
+-              DBG(cdev, "notify speed %d\n", ncm_bitrate(cdev->gadget));
++              DBG(cdev, "notify speed %u\n", ncm_bitrate(cdev->gadget));
+               ncm->notify_state = NCM_NOTIFY_CONNECT;
+               break;
+       }
+@@ -1104,11 +1104,11 @@ static struct sk_buff *ncm_wrap_ntb(struct gether 
*port,
+                       ncm->ndp_dgram_count = 1;
+ 
+                       /* Note: we skip opts->next_ndp_index */
+-              }
+ 
+-              /* Delay the timer. */
+-              hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS,
+-                            HRTIMER_MODE_REL_SOFT);
++                      /* Start the timer. */
++                      hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS,
++                                    HRTIMER_MODE_REL_SOFT);
++              }
+ 
+               /* Add the datagram position entries */
+               ntb_ndp = skb_put_zero(ncm->skb_tx_ndp, dgram_idx_len);
+diff --git a/drivers/usb/gadget/function/f_printer.c 
b/drivers/usb/gadget/function/f_printer.c
+index 0f47cd398d60a..2a1868b2d24cf 100644
+--- a/drivers/usb/gadget/function/f_printer.c
++++ b/drivers/usb/gadget/function/f_printer.c
+@@ -1063,7 +1063,8 @@ autoconf_fail:
+       ss_ep_out_desc.bEndpointAddress = fs_ep_out_desc.bEndpointAddress;
+ 
+       ret = usb_assign_descriptors(f, fs_printer_function,
+-                      hs_printer_function, ss_printer_function, NULL);
++                      hs_printer_function, ss_printer_function,
++                      ss_printer_function);
+       if (ret)
+               return ret;
+ 
+diff --git a/drivers/usb/gadget/function/f_rndis.c 
b/drivers/usb/gadget/function/f_rndis.c
+index cc1ff5b7b60c4..f20c55d42f219 100644
+--- a/drivers/usb/gadget/function/f_rndis.c
++++ b/drivers/usb/gadget/function/f_rndis.c
+@@ -789,7 +789,7 @@ rndis_bind(struct usb_configuration *c, struct 
usb_function *f)
+       ss_notify_desc.bEndpointAddress = fs_notify_desc.bEndpointAddress;
+ 
+       status = usb_assign_descriptors(f, eth_fs_function, eth_hs_function,
+-                      eth_ss_function, NULL);
++                      eth_ss_function, eth_ss_function);
+       if (status)
+               goto fail;
+ 
+diff --git a/drivers/usb/gadget/function/f_serial.c 
b/drivers/usb/gadget/function/f_serial.c
+index c860f30a0ea2b..6db973d0c252e 100644
+--- a/drivers/usb/gadget/function/f_serial.c
++++ b/drivers/usb/gadget/function/f_serial.c
+@@ -233,7 +233,7 @@ static int gser_bind(struct usb_configuration *c, struct 
usb_function *f)
+       gser_ss_out_desc.bEndpointAddress = gser_fs_out_desc.bEndpointAddress;
+ 
+       status = usb_assign_descriptors(f, gser_fs_function, gser_hs_function,
+-                      gser_ss_function, NULL);
++                      gser_ss_function, gser_ss_function);
+       if (status)
+               goto fail;
+       dev_dbg(&cdev->gadget->dev, "generic ttyGS%d: %s speed IN/%s OUT/%s\n",
+diff --git a/drivers/usb/gadget/function/f_sourcesink.c 
b/drivers/usb/gadget/function/f_sourcesink.c
+index ed68a4860b7d8..282737e4609ce 100644
+--- a/drivers/usb/gadget/function/f_sourcesink.c
++++ b/drivers/usb/gadget/function/f_sourcesink.c
+@@ -431,7 +431,8 @@ no_iso:
+       ss_iso_sink_desc.bEndpointAddress = fs_iso_sink_desc.bEndpointAddress;
+ 
+       ret = usb_assign_descriptors(f, fs_source_sink_descs,
+-                      hs_source_sink_descs, ss_source_sink_descs, NULL);
++                      hs_source_sink_descs, ss_source_sink_descs,
++                      ss_source_sink_descs);
+       if (ret)
+               return ret;
+ 
+diff --git a/drivers/usb/gadget/function/f_subset.c 
b/drivers/usb/gadget/function/f_subset.c
+index 4d945254905d9..51c1cae162d9b 100644
+--- a/drivers/usb/gadget/function/f_subset.c
++++ b/drivers/usb/gadget/function/f_subset.c
+@@ -358,7 +358,7 @@ geth_bind(struct usb_configuration *c, struct usb_function 
*f)
+               fs_subset_out_desc.bEndpointAddress;
+ 
+       status = usb_assign_descriptors(f, fs_eth_function, hs_eth_function,
+-                      ss_eth_function, NULL);
++                      ss_eth_function, ss_eth_function);
+       if (status)
+               goto fail;
+ 
+diff --git a/drivers/usb/gadget/function/f_tcm.c 
b/drivers/usb/gadget/function/f_tcm.c
+index 785826ab5348e..3c68b3ccb8a82 100644
+--- a/drivers/usb/gadget/function/f_tcm.c
++++ b/drivers/usb/gadget/function/f_tcm.c
+@@ -2071,7 +2071,8 @@ static int tcm_bind(struct usb_configuration *c, struct 
usb_function *f)
+       uasp_fs_cmd_desc.bEndpointAddress = uasp_ss_cmd_desc.bEndpointAddress;
+ 
+       ret = usb_assign_descriptors(f, uasp_fs_function_desc,
+-                      uasp_hs_function_desc, uasp_ss_function_desc, NULL);
++                      uasp_hs_function_desc, uasp_ss_function_desc,
++                      uasp_ss_function_desc);
+       if (ret)
+               goto ep_fail;
+ 
+diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
+index 7d602e6ccbc09..851f178ff56fc 100644
+--- a/drivers/usb/serial/cp210x.c
++++ b/drivers/usb/serial/cp210x.c
+@@ -485,6 +485,12 @@ struct cp210x_config {
+ #define CP210X_2NCONFIG_GPIO_RSTLATCH_IDX     587
+ #define CP210X_2NCONFIG_GPIO_CONTROL_IDX      600
+ 
++/* CP2102N QFN20 port configuration values */
++#define CP2102N_QFN20_GPIO2_TXLED_MODE                BIT(2)
++#define CP2102N_QFN20_GPIO3_RXLED_MODE                BIT(3)
++#define CP2102N_QFN20_GPIO1_RS485_MODE                BIT(4)
++#define CP2102N_QFN20_GPIO0_CLK_MODE          BIT(6)
++
+ /* CP210X_VENDOR_SPECIFIC, CP210X_WRITE_LATCH call writes these 0x2 bytes. */
+ struct cp210x_gpio_write {
+       u8      mask;
+@@ -1630,7 +1636,19 @@ static int cp2102n_gpioconf_init(struct usb_serial 
*serial)
+       priv->gpio_pushpull = (gpio_pushpull >> 3) & 0x0f;
+ 
+       /* 0 indicates GPIO mode, 1 is alternate function */
+-      priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f;
++      if (priv->partnum == CP210X_PARTNUM_CP2102N_QFN20) {
++              /* QFN20 is special... */
++              if (gpio_ctrl & CP2102N_QFN20_GPIO0_CLK_MODE)   /* GPIO 0 */
++                      priv->gpio_altfunc |= BIT(0);
++              if (gpio_ctrl & CP2102N_QFN20_GPIO1_RS485_MODE) /* GPIO 1 */
++                      priv->gpio_altfunc |= BIT(1);
++              if (gpio_ctrl & CP2102N_QFN20_GPIO2_TXLED_MODE) /* GPIO 2 */
++                      priv->gpio_altfunc |= BIT(2);
++              if (gpio_ctrl & CP2102N_QFN20_GPIO3_RXLED_MODE) /* GPIO 3 */
++                      priv->gpio_altfunc |= BIT(3);
++      } else {
++              priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f;
++      }
+ 
+       /*
+        * The CP2102N does not strictly has input and output pin modes,
+diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
+index 37575d7983c0b..8242bf6863035 100644
+--- a/drivers/usb/serial/ftdi_sio.c
++++ b/drivers/usb/serial/ftdi_sio.c
+@@ -601,6 +601,7 @@ static const struct usb_device_id id_table_combined[] = {
+               .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+       { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) },
+       { USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) },
++      { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) },
+       { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) },
+       { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) },
+       { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) },
+diff --git a/drivers/usb/serial/ftdi_sio_ids.h 
b/drivers/usb/serial/ftdi_sio_ids.h
+index d854e04a4286e..add602bebd820 100644
+--- a/drivers/usb/serial/ftdi_sio_ids.h
++++ b/drivers/usb/serial/ftdi_sio_ids.h
+@@ -581,6 +581,7 @@
+ #define FTDI_NT_ORIONLXM_PID          0x7c90  /* OrionLXm Substation 
Automation Platform */
+ #define FTDI_NT_ORIONLX_PLUS_PID      0x7c91  /* OrionLX+ Substation 
Automation Platform */
+ #define FTDI_NT_ORION_IO_PID          0x7c92  /* Orion I/O */
++#define FTDI_NT_ORIONMX_PID           0x7c93  /* OrionMX */
+ 
+ /*
+  * Synapse Wireless product ids (FTDI_VID)
+diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
+index e51c9464ea426..a9b0849c5ef67 100644
+--- a/drivers/usb/serial/omninet.c
++++ b/drivers/usb/serial/omninet.c
+@@ -26,6 +26,7 @@
+ 
+ #define ZYXEL_VENDOR_ID               0x0586
+ #define ZYXEL_OMNINET_ID      0x1000
++#define ZYXEL_OMNI_56K_PLUS_ID        0x1500
+ /* This one seems to be a re-branded ZyXEL device */
+ #define BT_IGNITIONPRO_ID     0x2000
+ 
+@@ -40,6 +41,7 @@ static int omninet_port_remove(struct usb_serial_port *port);
+ 
+ static const struct usb_device_id id_table[] = {
+       { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNINET_ID) },
++      { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNI_56K_PLUS_ID) },
+       { USB_DEVICE(ZYXEL_VENDOR_ID, BT_IGNITIONPRO_ID) },
+       { }                                             /* Terminating entry */
+ };
+diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
+index 9ae57a961027a..d212c80c59ace 100644
+--- a/drivers/usb/serial/quatech2.c
++++ b/drivers/usb/serial/quatech2.c
+@@ -416,7 +416,7 @@ static void qt2_close(struct usb_serial_port *port)
+ 
+       /* flush the port transmit buffer */
+       i = usb_control_msg(serial->dev,
+-                          usb_rcvctrlpipe(serial->dev, 0),
++                          usb_sndctrlpipe(serial->dev, 0),
+                           QT2_FLUSH_DEVICE, 0x40, 1,
+                           port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT);
+ 
+@@ -426,7 +426,7 @@ static void qt2_close(struct usb_serial_port *port)
+ 
+       /* flush the port receive buffer */
+       i = usb_control_msg(serial->dev,
+-                          usb_rcvctrlpipe(serial->dev, 0),
++                          usb_sndctrlpipe(serial->dev, 0),
+                           QT2_FLUSH_DEVICE, 0x40, 0,
+                           port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT);
+ 
+@@ -693,7 +693,7 @@ static int qt2_attach(struct usb_serial *serial)
+       int status;
+ 
+       /* power on unit */
+-      status = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
++      status = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
+                                0xc2, 0x40, 0x8000, 0, NULL, 0,
+                                QT2_USB_TIMEOUT);
+       if (status < 0) {
+diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
+index 8d0a6fe748bdc..b7a8aad35c89e 100644
+--- a/drivers/usb/typec/ucsi/ucsi.c
++++ b/drivers/usb/typec/ucsi/ucsi.c
+@@ -735,6 +735,7 @@ err_unregister:
+       }
+ 
+ err_reset:
++      memset(&ucsi->cap, 0, sizeof(ucsi->cap));
+       ucsi_reset_ppm(ucsi);
+ err:
+       mutex_unlock(&ucsi->ppm_lock);
+diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
+index a202f2f12b1c0..41ad37f8062a9 100644
+--- a/fs/btrfs/file.c
++++ b/fs/btrfs/file.c
+@@ -1154,7 +1154,7 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle 
*trans,
+       int del_nr = 0;
+       int del_slot = 0;
+       int recow;
+-      int ret;
++      int ret = 0;
+       u64 ino = btrfs_ino(inode);
+ 
+       path = btrfs_alloc_path();
+@@ -1374,7 +1374,7 @@ again:
+       }
+ out:
+       btrfs_free_path(path);
+-      return 0;
++      return ret;
+ }
+ 
+ /*
+diff --git a/fs/nfs/client.c b/fs/nfs/client.c
+index 07c5ddd5d6d50..78b6f8bc9d76b 100644
+--- a/fs/nfs/client.c
++++ b/fs/nfs/client.c
+@@ -407,7 +407,7 @@ struct nfs_client *nfs_get_client(const struct 
nfs_client_initdata *cl_init)
+ 
+       if (cl_init->hostname == NULL) {
+               WARN_ON(1);
+-              return NULL;
++              return ERR_PTR(-EINVAL);
+       }
+ 
+       /* see if the client already exists */
+diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
+index 5b61520dce888..4dc9bd7ddf073 100644
+--- a/fs/nfs/nfs4_fs.h
++++ b/fs/nfs/nfs4_fs.h
+@@ -201,6 +201,7 @@ struct nfs4_exception {
+       struct inode *inode;
+       nfs4_stateid *stateid;
+       long timeout;
++      unsigned char task_is_privileged : 1;
+       unsigned char delay : 1,
+                     recovering : 1,
+                     retry : 1;
+diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
+index faaabbedc891d..b5ce70c4ec87f 100644
+--- a/fs/nfs/nfs4client.c
++++ b/fs/nfs/nfs4client.c
+@@ -431,8 +431,8 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp,
+                */
+               nfs_mark_client_ready(clp, -EPERM);
+       }
+-      nfs_put_client(clp);
+       clear_bit(NFS_CS_TSM_POSSIBLE, &clp->cl_flags);
++      nfs_put_client(clp);
+       return old;
+ 
+ error:
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index bcad052db0650..759c834b60fd6 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -550,6 +550,8 @@ int nfs4_handle_exception(struct nfs_server *server, int 
errorcode, struct nfs4_
+               goto out_retry;
+       }
+       if (exception->recovering) {
++              if (exception->task_is_privileged)
++                      return -EDEADLOCK;
+               ret = nfs4_wait_clnt_recover(clp);
+               if (test_bit(NFS_MIG_FAILED, &server->mig_status))
+                       return -EIO;
+@@ -575,6 +577,8 @@ nfs4_async_handle_exception(struct rpc_task *task, struct 
nfs_server *server,
+               goto out_retry;
+       }
+       if (exception->recovering) {
++              if (exception->task_is_privileged)
++                      return -EDEADLOCK;
+               rpc_sleep_on(&clp->cl_rpcwaitq, task, NULL);
+               if (test_bit(NFS4CLNT_MANAGER_RUNNING, &clp->cl_state) == 0)
+                       rpc_wake_up_queued_task(&clp->cl_rpcwaitq, task);
+@@ -5576,6 +5580,14 @@ static int nfs4_proc_set_acl(struct inode *inode, const 
void *buf, size_t buflen
+       do {
+               err = __nfs4_proc_set_acl(inode, buf, buflen);
+               trace_nfs4_set_acl(inode, err);
++              if (err == -NFS4ERR_BADOWNER || err == -NFS4ERR_BADNAME) {
++                      /*
++                       * no need to retry since the kernel
++                       * isn't involved in encoding the ACEs.
++                       */
++                      err = -EINVAL;
++                      break;
++              }
+               err = nfs4_handle_exception(NFS_SERVER(inode), err,
+                               &exception);
+       } while (exception.retry);
+@@ -6017,6 +6029,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, 
void *calldata)
+       struct nfs4_exception exception = {
+               .inode = data->inode,
+               .stateid = &data->stateid,
++              .task_is_privileged = data->args.seq_args.sa_privileged,
+       };
+ 
+       if (!nfs4_sequence_done(task, &data->res.seq_res))
+@@ -6160,7 +6173,6 @@ static int _nfs4_proc_delegreturn(struct inode *inode, 
struct rpc_cred *cred, co
+       data = kzalloc(sizeof(*data), GFP_NOFS);
+       if (data == NULL)
+               return -ENOMEM;
+-      nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1, 0);
+ 
+       nfs4_state_protect(server->nfs_client,
+                       NFS_SP4_MACH_CRED_CLEANUP,
+@@ -6190,6 +6202,12 @@ static int _nfs4_proc_delegreturn(struct inode *inode, 
struct rpc_cred *cred, co
+               data->lr.roc = false;
+       }
+ 
++      if (!data->inode)
++              nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1,
++                                 1);
++      else
++              nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1,
++                                 0);
+       task_setup_data.callback_data = data;
+       msg.rpc_argp = &data->args;
+       msg.rpc_resp = &data->res;
+@@ -9057,15 +9075,20 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn 
*lrp, bool sync)
+                       &task_setup_data.rpc_client, &msg);
+ 
+       dprintk("--> %s\n", __func__);
++      lrp->inode = nfs_igrab_and_active(lrp->args.inode);
+       if (!sync) {
+-              lrp->inode = nfs_igrab_and_active(lrp->args.inode);
+               if (!lrp->inode) {
+                       nfs4_layoutreturn_release(lrp);
+                       return -EAGAIN;
+               }
+               task_setup_data.flags |= RPC_TASK_ASYNC;
+       }
+-      nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1, 0);
++      if (!lrp->inode)
++              nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1,
++                                 1);
++      else
++              nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1,
++                                 0);
+       task = rpc_run_task(&task_setup_data);
+       if (IS_ERR(task))
+               return PTR_ERR(task);
+diff --git a/fs/proc/base.c b/fs/proc/base.c
+index bc736ea1192ad..317a0762fc5f2 100644
+--- a/fs/proc/base.c
++++ b/fs/proc/base.c
+@@ -2535,6 +2535,13 @@ out:
+ }
+ 
+ #ifdef CONFIG_SECURITY
++static int proc_pid_attr_open(struct inode *inode, struct file *file)
++{
++      file->private_data = NULL;
++      __mem_open(inode, file, PTRACE_MODE_READ_FSCREDS);
++      return 0;
++}
++
+ static ssize_t proc_pid_attr_read(struct file * file, char __user * buf,
+                                 size_t count, loff_t *ppos)
+ {
+@@ -2565,7 +2572,7 @@ static ssize_t proc_pid_attr_write(struct file * file, 
const char __user * buf,
+       int rv;
+ 
+       /* A task may only write when it was the opener. */
+-      if (file->f_cred != current_real_cred())
++      if (file->private_data != current->mm)
+               return -EPERM;
+ 
+       rcu_read_lock();
+@@ -2613,9 +2620,11 @@ out:
+ }
+ 
+ static const struct file_operations proc_pid_attr_operations = {
++      .open           = proc_pid_attr_open,
+       .read           = proc_pid_attr_read,
+       .write          = proc_pid_attr_write,
+       .llseek         = generic_file_llseek,
++      .release        = mem_release,
+ };
+ 
+ static const struct pid_entry attr_dir_stuff[] = {
+diff --git a/include/asm-generic/vmlinux.lds.h 
b/include/asm-generic/vmlinux.lds.h
+index 88484ee023ca3..ad8766e1635e4 100644
+--- a/include/asm-generic/vmlinux.lds.h
++++ b/include/asm-generic/vmlinux.lds.h
+@@ -842,6 +842,7 @@
+ #ifdef CONFIG_AMD_MEM_ENCRYPT
+ #define PERCPU_DECRYPTED_SECTION                                      \
+       . = ALIGN(PAGE_SIZE);                                           \
++      *(.data..decrypted)                                             \
+       *(.data..percpu..decrypted)                                     \
+       . = ALIGN(PAGE_SIZE);
+ #else
+diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
+index a0de4c7dc9d3f..8dd4ebb58e973 100644
+--- a/include/linux/kvm_host.h
++++ b/include/linux/kvm_host.h
+@@ -1017,7 +1017,15 @@ __gfn_to_memslot(struct kvm_memslots *slots, gfn_t gfn)
+ static inline unsigned long
+ __gfn_to_hva_memslot(struct kvm_memory_slot *slot, gfn_t gfn)
+ {
+-      return slot->userspace_addr + (gfn - slot->base_gfn) * PAGE_SIZE;
++      /*
++       * The index was checked originally in search_memslots.  To avoid
++       * that a malicious guest builds a Spectre gadget out of e.g. page
++       * table walks, do not let the processor speculate loads outside
++       * the guest's registered memslots.
++       */
++      unsigned long offset = gfn - slot->base_gfn;
++      offset = array_index_nospec(offset, slot->npages);
++      return slot->userspace_addr + offset * PAGE_SIZE;
+ }
+ 
+ static inline int memslot_id(struct kvm *kvm, gfn_t gfn)
+diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
+index dca6ab4eaa992..3ebdd384ae335 100644
+--- a/include/linux/mlx4/device.h
++++ b/include/linux/mlx4/device.h
+@@ -631,6 +631,7 @@ struct mlx4_caps {
+       bool                    wol_port[MLX4_MAX_PORTS + 1];
+       struct mlx4_rate_limit_caps rl_caps;
+       u32                     health_buffer_addrs;
++      bool                    map_clock_to_user;
+ };
+ 
+ struct mlx4_buf_list {
+diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h
+index bdf4c88d2aa0a..c16574d4bd855 100644
+--- a/include/linux/usb/pd.h
++++ b/include/linux/usb/pd.h
+@@ -434,7 +434,7 @@ static inline unsigned int rdo_max_power(u32 rdo)
+ #define PD_T_SENDER_RESPONSE  60      /* 24 - 30 ms, relaxed */
+ #define PD_T_SOURCE_ACTIVITY  45
+ #define PD_T_SINK_ACTIVITY    135
+-#define PD_T_SINK_WAIT_CAP    240
++#define PD_T_SINK_WAIT_CAP    310     /* 310 - 620 ms */
+ #define PD_T_PS_TRANSITION    500
+ #define PD_T_SRC_TRANSITION   35
+ #define PD_T_DRP_SNK          40
+diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
+index dd8bdbfbbde1e..5456611874eb5 100644
+--- a/kernel/cgroup/cgroup-v1.c
++++ b/kernel/cgroup/cgroup-v1.c
+@@ -849,6 +849,10 @@ static int cgroup1_rename(struct kernfs_node *kn, struct 
kernfs_node *new_parent
+       struct cgroup *cgrp = kn->priv;
+       int ret;
+ 
++      /* do not accept '\n' to prevent making /proc/<pid>/cgroup unparsable */
++      if (strchr(new_name_str, '\n'))
++              return -EINVAL;
++
+       if (kernfs_type(kn) != KERNFS_DIR)
+               return -ENOTDIR;
+       if (kn->parent != new_parent)
+diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
+index 2a879d34bbe58..a74549693e7f5 100644
+--- a/kernel/cgroup/cgroup.c
++++ b/kernel/cgroup/cgroup.c
+@@ -5347,8 +5347,6 @@ int __init cgroup_init_early(void)
+       return 0;
+ }
+ 
+-static u16 cgroup_disable_mask __initdata;
+-
+ /**
+  * cgroup_init - cgroup initialization
+  *
+@@ -5408,12 +5406,8 @@ int __init cgroup_init(void)
+                * disabled flag and cftype registration needs kmalloc,
+                * both of which aren't available during early_init.
+                */
+-              if (cgroup_disable_mask & (1 << ssid)) {
+-                      static_branch_disable(cgroup_subsys_enabled_key[ssid]);
+-                      printk(KERN_INFO "Disabling %s control group 
subsystem\n",
+-                             ss->name);
++              if (!cgroup_ssid_enabled(ssid))
+                       continue;
+-              }
+ 
+               if (cgroup1_ssid_disabled(ssid))
+                       printk(KERN_INFO "Disabling %s control group subsystem 
in v1 mounts\n",
+@@ -5772,7 +5766,10 @@ static int __init cgroup_disable(char *str)
+                       if (strcmp(token, ss->name) &&
+                           strcmp(token, ss->legacy_name))
+                               continue;
+-                      cgroup_disable_mask |= 1 << i;
++
++                      static_branch_disable(cgroup_subsys_enabled_key[i]);
++                      pr_info("Disabling %s control group subsystem\n",
++                              ss->name);
+               }
+       }
+       return 1;
+diff --git a/kernel/events/core.c b/kernel/events/core.c
+index d3be2cd57af12..dd740f91de478 100644
+--- a/kernel/events/core.c
++++ b/kernel/events/core.c
+@@ -2086,6 +2086,7 @@ __perf_remove_from_context(struct perf_event *event,
+ 
+       if (!ctx->nr_events && ctx->is_active) {
+               ctx->is_active = 0;
++              ctx->rotate_necessary = 0;
+               if (ctx->task) {
+                       WARN_ON_ONCE(cpuctx->task_ctx != ctx);
+                       cpuctx->task_ctx = NULL;
+@@ -2952,12 +2953,6 @@ static void ctx_sched_out(struct perf_event_context 
*ctx,
+       if (!ctx->nr_active || !(is_active & EVENT_ALL))
+               return;
+ 
+-      /*
+-       * If we had been multiplexing, no rotations are necessary, now no 
events
+-       * are active.
+-       */
+-      ctx->rotate_necessary = 0;
+-
+       perf_pmu_disable(ctx->pmu);
+       if (is_active & EVENT_PINNED) {
+               list_for_each_entry_safe(event, tmp, &ctx->pinned_active, 
active_list)
+@@ -2967,6 +2962,13 @@ static void ctx_sched_out(struct perf_event_context 
*ctx,
+       if (is_active & EVENT_FLEXIBLE) {
+               list_for_each_entry_safe(event, tmp, &ctx->flexible_active, 
active_list)
+                       group_sched_out(event, cpuctx, ctx);
++
++              /*
++               * Since we cleared EVENT_FLEXIBLE, also clear
++               * rotate_necessary, is will be reset by
++               * ctx_flexible_sched_in() when needed.
++               */
++              ctx->rotate_necessary = 0;
+       }
+       perf_pmu_enable(ctx->pmu);
+ }
+@@ -3705,6 +3707,12 @@ ctx_event_to_rotate(struct perf_event_context *ctx)
+                                     typeof(*event), group_node);
+       }
+ 
++      /*
++       * Unconditionally clear rotate_necessary; if ctx_flexible_sched_in()
++       * finds there are unschedulable events, it will set it again.
++       */
++      ctx->rotate_necessary = 0;
++
+       return event;
+ }
+ 
+@@ -4147,7 +4155,9 @@ find_get_context(struct pmu *pmu, struct task_struct 
*task,
+               cpuctx = per_cpu_ptr(pmu->pmu_cpu_context, cpu);
+               ctx = &cpuctx->ctx;
+               get_ctx(ctx);
++              raw_spin_lock_irqsave(&ctx->lock, flags);
+               ++ctx->pin_count;
++              raw_spin_unlock_irqrestore(&ctx->lock, flags);
+ 
+               return ctx;
+       }
+diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
+index f06687053f96b..acb34e9df5515 100644
+--- a/kernel/sched/fair.c
++++ b/kernel/sched/fair.c
+@@ -7512,7 +7512,7 @@ static void update_blocked_averages(int cpu)
+               /* Propagate pending load changes to the parent, if any: */
+               se = cfs_rq->tg->se[cpu];
+               if (se && !skip_blocked_update(se))
+-                      update_load_avg(cfs_rq_of(se), se, 0);
++                      update_load_avg(cfs_rq_of(se), se, UPDATE_TG);
+ 
+               /*
+                * There can be a lot of idle CPU cgroups.  Don't let fully
+diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
+index f8d82b36dd668..c5c8aafa29cfc 100644
+--- a/kernel/trace/ftrace.c
++++ b/kernel/trace/ftrace.c
+@@ -1977,12 +1977,18 @@ static int ftrace_hash_ipmodify_update(struct 
ftrace_ops *ops,
+ 
+ static void print_ip_ins(const char *fmt, const unsigned char *p)
+ {
++      char ins[MCOUNT_INSN_SIZE];
+       int i;
+ 
++      if (probe_kernel_read(ins, p, MCOUNT_INSN_SIZE)) {
++              printk(KERN_CONT "%s[FAULT] %px\n", fmt, p);
++              return;
++      }
++
+       printk(KERN_CONT "%s", fmt);
+ 
+       for (i = 0; i < MCOUNT_INSN_SIZE; i++)
+-              printk(KERN_CONT "%s%02x", i ? ":" : "", p[i]);
++              printk(KERN_CONT "%s%02x", i ? ":" : "", ins[i]);
+ }
+ 
+ enum ftrace_bug_type ftrace_bug_type;
+diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
+index 4eea58a907f08..f8aaa7879d7d6 100644
+--- a/kernel/trace/trace.c
++++ b/kernel/trace/trace.c
+@@ -2281,7 +2281,7 @@ trace_event_buffer_lock_reserve(struct ring_buffer 
**current_rb,
+           (entry = this_cpu_read(trace_buffered_event))) {
+               /* Try to use the per cpu buffer first */
+               val = this_cpu_inc_return(trace_buffered_event_cnt);
+-              if ((len < (PAGE_SIZE - sizeof(*entry))) && val == 1) {
++              if ((len < (PAGE_SIZE - sizeof(*entry) - 
sizeof(entry->array[0]))) && val == 1) {
+                       trace_event_setup(entry, type, flags, pc);
+                       entry->array[0] = len;
+                       return entry;
+diff --git a/kernel/workqueue.c b/kernel/workqueue.c
+index 1cc49340b68ab..f278e2f584fd2 100644
+--- a/kernel/workqueue.c
++++ b/kernel/workqueue.c
+@@ -49,6 +49,7 @@
+ #include <linux/uaccess.h>
+ #include <linux/sched/isolation.h>
+ #include <linux/nmi.h>
++#include <linux/kvm_para.h>
+ 
+ #include "workqueue_internal.h"
+ 
+@@ -5555,6 +5556,7 @@ static void wq_watchdog_timer_fn(struct timer_list 
*unused)
+ {
+       unsigned long thresh = READ_ONCE(wq_watchdog_thresh) * HZ;
+       bool lockup_detected = false;
++      unsigned long now = jiffies;
+       struct worker_pool *pool;
+       int pi;
+ 
+@@ -5569,6 +5571,12 @@ static void wq_watchdog_timer_fn(struct timer_list 
*unused)
+               if (list_empty(&pool->worklist))
+                       continue;
+ 
++              /*
++               * If a virtual machine is stopped by the host it can look to
++               * the watchdog like a stall.
++               */
++              kvm_check_and_clear_guest_paused();
++
+               /* get the latest of pool and touched timestamps */
+               pool_ts = READ_ONCE(pool->watchdog_ts);
+               touched = READ_ONCE(wq_watchdog_touched);
+@@ -5587,12 +5595,12 @@ static void wq_watchdog_timer_fn(struct timer_list 
*unused)
+               }
+ 
+               /* did we stall? */
+-              if (time_after(jiffies, ts + thresh)) {
++              if (time_after(now, ts + thresh)) {
+                       lockup_detected = true;
+                       pr_emerg("BUG: workqueue lockup - pool");
+                       pr_cont_pool_info(pool);
+                       pr_cont(" stuck for %us!\n",
+-                              jiffies_to_msecs(jiffies - pool_ts) / 1000);
++                              jiffies_to_msecs(now - pool_ts) / 1000);
+               }
+       }
+ 
+diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
+index 1bb9f219f07d3..ac3fe507bc1c4 100644
+--- a/net/netlink/af_netlink.c
++++ b/net/netlink/af_netlink.c
+@@ -461,11 +461,13 @@ void netlink_table_ungrab(void)
+ static inline void
+ netlink_lock_table(void)
+ {
++      unsigned long flags;
++
+       /* read_lock() synchronizes us to netlink_table_grab */
+ 
+-      read_lock(&nl_table_lock);
++      read_lock_irqsave(&nl_table_lock, flags);
+       atomic_inc(&nl_table_users);
+-      read_unlock(&nl_table_lock);
++      read_unlock_irqrestore(&nl_table_lock, flags);
+ }
+ 
+ static inline void
+diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c
+index 57a07ab80d924..bdc72737fe240 100644
+--- a/net/nfc/rawsock.c
++++ b/net/nfc/rawsock.c
+@@ -345,7 +345,7 @@ static int rawsock_create(struct net *net, struct socket 
*sock,
+               return -ESOCKTNOSUPPORT;
+ 
+       if (sock->type == SOCK_RAW) {
+-              if (!capable(CAP_NET_RAW))
++              if (!ns_capable(net->user_ns, CAP_NET_RAW))
+                       return -EPERM;
+               sock->ops = &rawsock_raw_ops;
+       } else {
+diff --git a/net/rds/connection.c b/net/rds/connection.c
+index 3bd2f4a5a30d9..ac3300b204a6f 100644
+--- a/net/rds/connection.c
++++ b/net/rds/connection.c
+@@ -237,12 +237,23 @@ static struct rds_connection *__rds_conn_create(struct 
net *net,
+       if (loop_trans) {
+               rds_trans_put(loop_trans);
+               conn->c_loopback = 1;
+-              if (is_outgoing && trans->t_prefer_loopback) {
+-                      /* "outgoing" connection - and the transport
+-                       * says it wants the connection handled by the
+-                       * loopback transport. This is what TCP does.
+-                       */
+-                      trans = &rds_loop_transport;
++              if (trans->t_prefer_loopback) {
++                      if (likely(is_outgoing)) {
++                              /* "outgoing" connection to local address.
++                               * Protocol says it wants the connection
++                               * handled by the loopback transport.
++                               * This is what TCP does.
++                               */
++                              trans = &rds_loop_transport;
++                      } else {
++                              /* No transport currently in use
++                               * should end up here, but if it
++                               * does, reset/destroy the connection.
++                               */
++                              kmem_cache_free(rds_conn_slab, conn);
++                              conn = ERR_PTR(-EOPNOTSUPP);
++                              goto out;
++                      }
+               }
+       }
+ 
+diff --git a/net/rds/tcp.c b/net/rds/tcp.c
+index 18bb522df2823..d0bce439198fc 100644
+--- a/net/rds/tcp.c
++++ b/net/rds/tcp.c
+@@ -322,8 +322,8 @@ out:
+ }
+ #endif
+ 
+-static int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
+-                             __u32 scope_id)
++int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
++                      __u32 scope_id)
+ {
+       struct net_device *dev = NULL;
+ #if IS_ENABLED(CONFIG_IPV6)
+diff --git a/net/rds/tcp.h b/net/rds/tcp.h
+index 3c69361d21c73..4620549ecbebe 100644
+--- a/net/rds/tcp.h
++++ b/net/rds/tcp.h
+@@ -60,7 +60,8 @@ u32 rds_tcp_snd_una(struct rds_tcp_connection *tc);
+ u64 rds_tcp_map_seq(struct rds_tcp_connection *tc, u32 seq);
+ extern struct rds_transport rds_tcp_transport;
+ void rds_tcp_accept_work(struct sock *sk);
+-
++int rds_tcp_laddr_check(struct net *net, const struct in6_addr *addr,
++                      __u32 scope_id);
+ /* tcp_connect.c */
+ int rds_tcp_conn_path_connect(struct rds_conn_path *cp);
+ void rds_tcp_conn_path_shutdown(struct rds_conn_path *conn);
+diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c
+index c12203f646da9..0d095d3f5feec 100644
+--- a/net/rds/tcp_listen.c
++++ b/net/rds/tcp_listen.c
+@@ -198,6 +198,12 @@ int rds_tcp_accept_one(struct socket *sock)
+       }
+ #endif
+ 
++      if (!rds_tcp_laddr_check(sock_net(sock->sk), peer_addr, dev_if)) {
++              /* local address connection is only allowed via loopback */
++              ret = -EOPNOTSUPP;
++              goto out;
++      }
++
+       conn = rds_conn_create(sock_net(sock->sk),
+                              my_addr, peer_addr,
+                              &rds_tcp_transport, GFP_KERNEL, dev_if);
+diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c
+index 7316c80b81798..27196126f7107 100644
+--- a/sound/soc/codecs/sti-sas.c
++++ b/sound/soc/codecs/sti-sas.c
+@@ -411,6 +411,7 @@ static const struct of_device_id sti_sas_dev_match[] = {
+       },
+       {},
+ };
++MODULE_DEVICE_TABLE(of, sti_sas_dev_match);
+ 
+ static int sti_sas_driver_probe(struct platform_device *pdev)
+ {
+diff --git a/sound/soc/intel/boards/bytcr_rt5640.c 
b/sound/soc/intel/boards/bytcr_rt5640.c
+index 4ebc023f1507b..186c0ee059da7 100644
+--- a/sound/soc/intel/boards/bytcr_rt5640.c
++++ b/sound/soc/intel/boards/bytcr_rt5640.c
+@@ -565,6 +565,17 @@ static const struct dmi_system_id 
byt_rt5640_quirk_table[] = {
+                                       BYT_RT5640_SSP0_AIF1 |
+                                       BYT_RT5640_MCLK_EN),
+       },
++      {       /* Glavey TM800A550L */
++              .matches = {
++                      DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
++                      DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
++                      /* Above strings are too generic, also match on BIOS 
version */
++                      DMI_MATCH(DMI_BIOS_VERSION, 
"ZY-8-BI-PX4S70VTR400-X423B-005-D"),
++              },
++              .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
++                                      BYT_RT5640_SSP0_AIF1 |
++                                      BYT_RT5640_MCLK_EN),
++      },
+       {
+               .matches = {
+                       DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+@@ -632,6 +643,20 @@ static const struct dmi_system_id 
byt_rt5640_quirk_table[] = {
+                                       BYT_RT5640_MONO_SPEAKER |
+                                       BYT_RT5640_MCLK_EN),
+       },
++      {       /* Lenovo Miix 3-830 */
++              .matches = {
++                      DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
++                      DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 
3-830"),
++              },
++              .driver_data = (void *)(BYT_RT5640_IN1_MAP |
++                                      BYT_RT5640_JD_SRC_JD2_IN4N |
++                                      BYT_RT5640_OVCD_TH_2000UA |
++                                      BYT_RT5640_OVCD_SF_0P75 |
++                                      BYT_RT5640_MONO_SPEAKER |
++                                      BYT_RT5640_DIFF_MIC |
++                                      BYT_RT5640_SSP0_AIF1 |
++                                      BYT_RT5640_MCLK_EN),
++      },
+       {       /* Linx Linx7 tablet */
+               .matches = {
+                       DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"),
+diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
+index 6a2037b52098b..3be1534f1f033 100644
+--- a/tools/perf/util/session.c
++++ b/tools/perf/util/session.c
+@@ -1478,6 +1478,7 @@ int perf_session__peek_event(struct perf_session 
*session, off_t file_offset,
+       if (event->header.size < hdr_sz || event->header.size > buf_sz)
+               return -1;
+ 
++      buf += hdr_sz;
+       rest = event->header.size - hdr_sz;
+ 
+       if (readn(fd, buf, rest) != (ssize_t)rest)

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