commit: 54ad828df23ad0b32ae21e574ae1fe38fd441918 Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Wed Jan 18 21:38:20 2017 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Wed Jan 18 21:38:20 2017 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=54ad828d
Linux patches 3.18.46 and 3.18.47 0000_README | 8 + 1045_linux-3.18.46.patch | 728 ++++++++++++++++++ 1046_linux-3.18.47.patch | 1831 ++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 2567 insertions(+) diff --git a/0000_README b/0000_README index 7eda87f..4efb409 100644 --- a/0000_README +++ b/0000_README @@ -223,6 +223,14 @@ Patch: 1044_linux-3.18.45.patch From: http://www.kernel.org Desc: Linux 3.18.45 +Patch: 1045_linux-3.18.46.patch +From: http://www.kernel.org +Desc: Linux 3.18.46 + +Patch: 1046_linux-3.18.47.patch +From: http://www.kernel.org +Desc: Linux 3.18.47 + 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/1045_linux-3.18.46.patch b/1045_linux-3.18.46.patch new file mode 100644 index 0000000..d6886bb --- /dev/null +++ b/1045_linux-3.18.46.patch @@ -0,0 +1,728 @@ +diff --git a/Documentation/arm/CCN.txt b/Documentation/arm/CCN.txt +index 0632b3aad83e..715776f06df6 100644 +--- a/Documentation/arm/CCN.txt ++++ b/Documentation/arm/CCN.txt +@@ -38,7 +38,7 @@ Example of perf tool use: + / # perf list | grep ccn + ccn/cycles/ [Kernel PMU event] + <...> +- ccn/xp_valid_flit/ [Kernel PMU event] ++ ccn/xp_valid_flit,xp=?,port=?,vc=?,dir=?/ [Kernel PMU event] + <...> + + / # perf stat -C 0 -e ccn/cycles/,ccn/xp_valid_flit,xp=1,port=0,vc=1,dir=1/ \ +diff --git a/Makefile b/Makefile +index de29f33d03a9..e73fd98d4cfc 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,6 +1,6 @@ + VERSION = 3 + PATCHLEVEL = 18 +-SUBLEVEL = 45 ++SUBLEVEL = 46 + EXTRAVERSION = + NAME = Diseased Newt + +diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h +index 85738b200023..260308cd9b83 100644 +--- a/arch/arm/include/asm/dma-mapping.h ++++ b/arch/arm/include/asm/dma-mapping.h +@@ -117,7 +117,7 @@ static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) + /* The ARM override for dma_max_pfn() */ + static inline unsigned long dma_max_pfn(struct device *dev) + { +- return PHYS_PFN_OFFSET + dma_to_pfn(dev, *dev->dma_mask); ++ return dma_to_pfn(dev, *dev->dma_mask); + } + #define dma_max_pfn(dev) dma_max_pfn(dev) + +diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h +index cd791948b286..7e459b7ee708 100644 +--- a/arch/x86/include/asm/tlbflush.h ++++ b/arch/x86/include/asm/tlbflush.h +@@ -32,7 +32,7 @@ DECLARE_PER_CPU_SHARED_ALIGNED(struct tlb_state, cpu_tlbstate); + /* Initialize cr4 shadow for this CPU. */ + static inline void cr4_init_shadow(void) + { +- this_cpu_write(cpu_tlbstate.cr4, __read_cr4()); ++ this_cpu_write(cpu_tlbstate.cr4, __read_cr4_safe()); + } + + /* Set in this cpu's CR4. */ +diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile +index f52e033557c9..43653ba4d784 100644 +--- a/arch/x86/purgatory/Makefile ++++ b/arch/x86/purgatory/Makefile +@@ -12,6 +12,7 @@ targets += purgatory.ro + + KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -MD -Os -mcmodel=large + KBUILD_CFLAGS += -m$(BITS) ++KBUILD_CFLAGS += $(call cc-option,-fno-PIE) + + $(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE + $(call if_changed,ld) +diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c +index 27fd0dacad5f..4d523cfe51ce 100644 +--- a/drivers/bus/arm-ccn.c ++++ b/drivers/bus/arm-ccn.c +@@ -183,6 +183,7 @@ struct arm_ccn { + struct arm_ccn_component *xp; + + struct arm_ccn_dt dt; ++ int mn_id; + }; + + +@@ -322,6 +323,7 @@ struct arm_ccn_pmu_event { + static ssize_t arm_ccn_pmu_event_show(struct device *dev, + struct device_attribute *attr, char *buf) + { ++ struct arm_ccn *ccn = pmu_to_arm_ccn(dev_get_drvdata(dev)); + struct arm_ccn_pmu_event *event = container_of(attr, + struct arm_ccn_pmu_event, attr); + ssize_t res; +@@ -336,6 +338,26 @@ static ssize_t arm_ccn_pmu_event_show(struct device *dev, + if (event->mask) + res += snprintf(buf + res, PAGE_SIZE - res, ",mask=0x%x", + event->mask); ++ ++ /* Arguments required by an event */ ++ switch (event->type) { ++ case CCN_TYPE_CYCLES: ++ break; ++ case CCN_TYPE_XP: ++ res += snprintf(buf + res, PAGE_SIZE - res, ++ ",xp=?,port=?,vc=?,dir=?"); ++ if (event->event == CCN_EVENT_WATCHPOINT) ++ res += snprintf(buf + res, PAGE_SIZE - res, ++ ",cmp_l=?,cmp_h=?,mask=?"); ++ break; ++ case CCN_TYPE_MN: ++ res += snprintf(buf + res, PAGE_SIZE - res, ",node=%d", ccn->mn_id); ++ break; ++ default: ++ res += snprintf(buf + res, PAGE_SIZE - res, ",node=?"); ++ break; ++ } ++ + res += snprintf(buf + res, PAGE_SIZE - res, "\n"); + + return res; +@@ -360,9 +382,9 @@ static umode_t arm_ccn_pmu_events_is_visible(struct kobject *kobj, + } + + static struct arm_ccn_pmu_event arm_ccn_pmu_events[] = { +- CCN_EVENT_MN(eobarrier, "dir=0,vc=0,cmp_h=0x1c00", CCN_IDX_MASK_OPCODE), +- CCN_EVENT_MN(ecbarrier, "dir=0,vc=0,cmp_h=0x1e00", CCN_IDX_MASK_OPCODE), +- CCN_EVENT_MN(dvmop, "dir=0,vc=0,cmp_h=0x2800", CCN_IDX_MASK_OPCODE), ++ CCN_EVENT_MN(eobarrier, "dir=1,vc=0,cmp_h=0x1c00", CCN_IDX_MASK_OPCODE), ++ CCN_EVENT_MN(ecbarrier, "dir=1,vc=0,cmp_h=0x1e00", CCN_IDX_MASK_OPCODE), ++ CCN_EVENT_MN(dvmop, "dir=1,vc=0,cmp_h=0x2800", CCN_IDX_MASK_OPCODE), + CCN_EVENT_HNI(txdatflits, "dir=1,vc=3", CCN_IDX_MASK_ANY), + CCN_EVENT_HNI(rxdatflits, "dir=0,vc=3", CCN_IDX_MASK_ANY), + CCN_EVENT_HNI(txreqflits, "dir=1,vc=0", CCN_IDX_MASK_ANY), +@@ -649,6 +671,12 @@ static int arm_ccn_pmu_event_init(struct perf_event *event) + + /* Validate node/xp vs topology */ + switch (type) { ++ case CCN_TYPE_MN: ++ if (node_xp != ccn->mn_id) { ++ dev_warn(ccn->dev, "Invalid MN ID %d!\n", node_xp); ++ return -EINVAL; ++ } ++ break; + case CCN_TYPE_XP: + if (node_xp >= ccn->num_xps) { + dev_warn(ccn->dev, "Invalid XP ID %d!\n", node_xp); +@@ -1214,6 +1242,8 @@ static int arm_ccn_init_nodes(struct arm_ccn *ccn, int region, + + switch (type) { + case CCN_TYPE_MN: ++ ccn->mn_id = id; ++ return 0; + case CCN_TYPE_DT: + return 0; + case CCN_TYPE_XP: +diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c +index cd0554f68316..4ff8c334e7c8 100644 +--- a/drivers/gpu/drm/msm/msm_gem_submit.c ++++ b/drivers/gpu/drm/msm/msm_gem_submit.c +@@ -55,6 +55,14 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev, + return submit; + } + ++static inline unsigned long __must_check ++copy_from_user_inatomic(void *to, const void __user *from, unsigned long n) ++{ ++ if (access_ok(VERIFY_READ, from, n)) ++ return __copy_from_user_inatomic(to, from, n); ++ return -EFAULT; ++} ++ + static int submit_lookup_objects(struct msm_gem_submit *submit, + struct drm_msm_gem_submit *args, struct drm_file *file) + { +@@ -62,6 +70,7 @@ static int submit_lookup_objects(struct msm_gem_submit *submit, + int ret = 0; + + spin_lock(&file->table_lock); ++ pagefault_disable(); + + for (i = 0; i < args->nr_bos; i++) { + struct drm_msm_gem_submit_bo submit_bo; +@@ -70,10 +79,15 @@ static int submit_lookup_objects(struct msm_gem_submit *submit, + void __user *userptr = + to_user_ptr(args->bos + (i * sizeof(submit_bo))); + +- ret = copy_from_user(&submit_bo, userptr, sizeof(submit_bo)); +- if (ret) { +- ret = -EFAULT; +- goto out_unlock; ++ ret = copy_from_user_inatomic(&submit_bo, userptr, sizeof(submit_bo)); ++ if (unlikely(ret)) { ++ pagefault_enable(); ++ spin_unlock(&file->table_lock); ++ ret = copy_from_user(&submit_bo, userptr, sizeof(submit_bo)); ++ if (ret) ++ goto out; ++ spin_lock(&file->table_lock); ++ pagefault_disable(); + } + + if (submit_bo.flags & ~MSM_SUBMIT_BO_FLAGS) { +@@ -113,9 +127,12 @@ static int submit_lookup_objects(struct msm_gem_submit *submit, + } + + out_unlock: +- submit->nr_bos = i; ++ pagefault_enable(); + spin_unlock(&file->table_lock); + ++out: ++ submit->nr_bos = i; ++ + return ret; + } + +diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c +index b922c8efcf40..0ba96f9e1aa5 100644 +--- a/drivers/mtd/nand/davinci_nand.c ++++ b/drivers/mtd/nand/davinci_nand.c +@@ -241,6 +241,9 @@ static void nand_davinci_hwctl_4bit(struct mtd_info *mtd, int mode) + unsigned long flags; + u32 val; + ++ /* Reset ECC hardware */ ++ davinci_nand_readl(info, NAND_4BIT_ECC1_OFFSET); ++ + spin_lock_irqsave(&davinci_nand_lock, flags); + + /* Start 4-bit ECC calculation for read/write */ +diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c +index bcefb375d232..031b6877acf9 100644 +--- a/drivers/net/can/dev.c ++++ b/drivers/net/can/dev.c +@@ -21,6 +21,7 @@ + #include <linux/slab.h> + #include <linux/netdevice.h> + #include <linux/if_arp.h> ++#include <linux/workqueue.h> + #include <linux/can.h> + #include <linux/can/dev.h> + #include <linux/can/skb.h> +@@ -391,9 +392,8 @@ EXPORT_SYMBOL_GPL(can_free_echo_skb); + /* + * CAN device restart for bus-off recovery + */ +-static void can_restart(unsigned long data) ++static void can_restart(struct net_device *dev) + { +- struct net_device *dev = (struct net_device *)data; + struct can_priv *priv = netdev_priv(dev); + struct net_device_stats *stats = &dev->stats; + struct sk_buff *skb; +@@ -433,6 +433,14 @@ restart: + netdev_err(dev, "Error %d during restart", err); + } + ++static void can_restart_work(struct work_struct *work) ++{ ++ struct delayed_work *dwork = to_delayed_work(work); ++ struct can_priv *priv = container_of(dwork, struct can_priv, restart_work); ++ ++ can_restart(priv->dev); ++} ++ + int can_restart_now(struct net_device *dev) + { + struct can_priv *priv = netdev_priv(dev); +@@ -446,8 +454,8 @@ int can_restart_now(struct net_device *dev) + if (priv->state != CAN_STATE_BUS_OFF) + return -EBUSY; + +- /* Runs as soon as possible in the timer context */ +- mod_timer(&priv->restart_timer, jiffies); ++ cancel_delayed_work_sync(&priv->restart_work); ++ can_restart(dev); + + return 0; + } +@@ -469,8 +477,8 @@ void can_bus_off(struct net_device *dev) + priv->can_stats.bus_off++; + + if (priv->restart_ms) +- mod_timer(&priv->restart_timer, +- jiffies + (priv->restart_ms * HZ) / 1000); ++ schedule_delayed_work(&priv->restart_work, ++ msecs_to_jiffies(priv->restart_ms)); + } + EXPORT_SYMBOL_GPL(can_bus_off); + +@@ -577,6 +585,7 @@ struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max) + return NULL; + + priv = netdev_priv(dev); ++ priv->dev = dev; + + if (echo_skb_max) { + priv->echo_skb_max = echo_skb_max; +@@ -586,7 +595,7 @@ struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max) + + priv->state = CAN_STATE_STOPPED; + +- init_timer(&priv->restart_timer); ++ INIT_DELAYED_WORK(&priv->restart_work, can_restart_work); + + return dev; + } +@@ -667,8 +676,6 @@ int open_candev(struct net_device *dev) + if (!netif_carrier_ok(dev)) + netif_carrier_on(dev); + +- setup_timer(&priv->restart_timer, can_restart, (unsigned long)dev); +- + return 0; + } + EXPORT_SYMBOL_GPL(open_candev); +@@ -683,7 +690,7 @@ void close_candev(struct net_device *dev) + { + struct can_priv *priv = netdev_priv(dev); + +- del_timer_sync(&priv->restart_timer); ++ cancel_delayed_work_sync(&priv->restart_work); + can_flush_echo_skb(dev); + } + EXPORT_SYMBOL_GPL(close_candev); +diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c +index 7bded8e3f116..ce6b16991068 100644 +--- a/drivers/scsi/arcmsr/arcmsr_hba.c ++++ b/drivers/scsi/arcmsr/arcmsr_hba.c +@@ -2305,7 +2305,8 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, + } + case ARCMSR_MESSAGE_WRITE_WQBUFFER: { + unsigned char *ver_addr; +- int32_t user_len, cnt2end; ++ uint32_t user_len; ++ int32_t cnt2end; + uint8_t *pQbuffer, *ptmpuserbuffer; + ver_addr = kmalloc(ARCMSR_API_DATA_BUFLEN, GFP_ATOMIC); + if (!ver_addr) { +@@ -2314,6 +2315,11 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, + } + ptmpuserbuffer = ver_addr; + user_len = pcmdmessagefld->cmdmessage.Length; ++ if (user_len > ARCMSR_API_DATA_BUFLEN) { ++ retvalue = ARCMSR_MESSAGE_FAIL; ++ kfree(ver_addr); ++ goto message_out; ++ } + memcpy(ptmpuserbuffer, + pcmdmessagefld->messagedatabuffer, user_len); + spin_lock_irqsave(&acb->wqbuffer_lock, flags); +diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h +index a49914de4b95..4cf75e01c498 100644 +--- a/drivers/scsi/megaraid/megaraid_sas.h ++++ b/drivers/scsi/megaraid/megaraid_sas.h +@@ -1823,7 +1823,7 @@ struct megasas_instance_template { + }; + + #define MEGASAS_IS_LOGICAL(scp) \ +- (scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1 ++ ((scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1) + + #define MEGASAS_DEV_INDEX(inst, scp) \ + ((scp->device->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + \ +diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c +index dbab798f5caf..015e21edd6bc 100644 +--- a/fs/fuse/dir.c ++++ b/fs/fuse/dir.c +@@ -1693,9 +1693,10 @@ int fuse_flush_times(struct inode *inode, struct fuse_file *ff) + * vmtruncate() doesn't allow for this case, so do the rlimit checking + * and the actual truncation by hand. + */ +-int fuse_do_setattr(struct inode *inode, struct iattr *attr, ++int fuse_do_setattr(struct dentry *dentry, struct iattr *attr, + struct file *file) + { ++ struct inode *inode = d_inode(dentry); + struct fuse_conn *fc = get_fuse_conn(inode); + struct fuse_inode *fi = get_fuse_inode(inode); + struct fuse_req *req; +@@ -1815,9 +1816,9 @@ static int fuse_setattr(struct dentry *entry, struct iattr *attr) + return -EACCES; + + if (attr->ia_valid & ATTR_FILE) +- return fuse_do_setattr(inode, attr, attr->ia_file); ++ return fuse_do_setattr(entry, attr, attr->ia_file); + else +- return fuse_do_setattr(inode, attr, NULL); ++ return fuse_do_setattr(entry, attr, NULL); + } + + static int fuse_getattr(struct vfsmount *mnt, struct dentry *entry, +diff --git a/fs/fuse/file.c b/fs/fuse/file.c +index 8e2c5ccc09b1..52717269a5ac 100644 +--- a/fs/fuse/file.c ++++ b/fs/fuse/file.c +@@ -2879,7 +2879,7 @@ static void fuse_do_truncate(struct file *file) + attr.ia_file = file; + attr.ia_valid |= ATTR_FILE; + +- fuse_do_setattr(inode, &attr, file); ++ fuse_do_setattr(file->f_path.dentry, &attr, file); + } + + static inline loff_t fuse_round_up(loff_t off) +diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h +index e8e47a6ab518..300619ba8591 100644 +--- a/fs/fuse/fuse_i.h ++++ b/fs/fuse/fuse_i.h +@@ -894,7 +894,7 @@ bool fuse_write_update_size(struct inode *inode, loff_t pos); + int fuse_flush_times(struct inode *inode, struct fuse_file *ff); + int fuse_write_inode(struct inode *inode, struct writeback_control *wbc); + +-int fuse_do_setattr(struct inode *inode, struct iattr *attr, ++int fuse_do_setattr(struct dentry *dentry, struct iattr *attr, + struct file *file); + + #endif /* _FS_FUSE_I_H */ +diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c +index b8680738f588..0ce7ce3e48cb 100644 +--- a/fs/nfsd/nfsproc.c ++++ b/fs/nfsd/nfsproc.c +@@ -59,13 +59,61 @@ static __be32 + nfsd_proc_setattr(struct svc_rqst *rqstp, struct nfsd_sattrargs *argp, + struct nfsd_attrstat *resp) + { ++ struct iattr *iap = &argp->attrs; ++ struct svc_fh *fhp; + __be32 nfserr; ++ + dprintk("nfsd: SETATTR %s, valid=%x, size=%ld\n", + SVCFH_fmt(&argp->fh), + argp->attrs.ia_valid, (long) argp->attrs.ia_size); + +- fh_copy(&resp->fh, &argp->fh); +- nfserr = nfsd_setattr(rqstp, &resp->fh, &argp->attrs,0, (time_t)0); ++ fhp = fh_copy(&resp->fh, &argp->fh); ++ ++ /* ++ * NFSv2 does not differentiate between "set-[ac]time-to-now" ++ * which only requires access, and "set-[ac]time-to-X" which ++ * requires ownership. ++ * So if it looks like it might be "set both to the same time which ++ * is close to now", and if inode_change_ok fails, then we ++ * convert to "set to now" instead of "set to explicit time" ++ * ++ * We only call inode_change_ok as the last test as technically ++ * it is not an interface that we should be using. ++ */ ++#define BOTH_TIME_SET (ATTR_ATIME_SET | ATTR_MTIME_SET) ++#define MAX_TOUCH_TIME_ERROR (30*60) ++ if ((iap->ia_valid & BOTH_TIME_SET) == BOTH_TIME_SET && ++ iap->ia_mtime.tv_sec == iap->ia_atime.tv_sec) { ++ /* ++ * Looks probable. ++ * ++ * Now just make sure time is in the right ballpark. ++ * Solaris, at least, doesn't seem to care what the time ++ * request is. We require it be within 30 minutes of now. ++ */ ++ time_t delta = iap->ia_atime.tv_sec - get_seconds(); ++ struct inode *inode; ++ ++ nfserr = fh_verify(rqstp, fhp, 0, NFSD_MAY_NOP); ++ if (nfserr) ++ goto done; ++ inode = d_inode(fhp->fh_dentry); ++ ++ if (delta < 0) ++ delta = -delta; ++ if (delta < MAX_TOUCH_TIME_ERROR && ++ inode_change_ok(inode, iap) != 0) { ++ /* ++ * Turn off ATTR_[AM]TIME_SET but leave ATTR_[AM]TIME. ++ * This will cause notify_change to set these times ++ * to "now" ++ */ ++ iap->ia_valid &= ~BOTH_TIME_SET; ++ } ++ } ++ ++ nfserr = nfsd_setattr(rqstp, fhp, iap, 0, (time_t)0); ++done: + return nfsd_return_attrs(nfserr, resp); + } + +diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c +index 989129e2d6ea..35cbf570495f 100644 +--- a/fs/nfsd/vfs.c ++++ b/fs/nfsd/vfs.c +@@ -301,42 +301,6 @@ commit_metadata(struct svc_fh *fhp) + static void + nfsd_sanitize_attrs(struct inode *inode, struct iattr *iap) + { +- /* +- * NFSv2 does not differentiate between "set-[ac]time-to-now" +- * which only requires access, and "set-[ac]time-to-X" which +- * requires ownership. +- * So if it looks like it might be "set both to the same time which +- * is close to now", and if inode_change_ok fails, then we +- * convert to "set to now" instead of "set to explicit time" +- * +- * We only call inode_change_ok as the last test as technically +- * it is not an interface that we should be using. +- */ +-#define BOTH_TIME_SET (ATTR_ATIME_SET | ATTR_MTIME_SET) +-#define MAX_TOUCH_TIME_ERROR (30*60) +- if ((iap->ia_valid & BOTH_TIME_SET) == BOTH_TIME_SET && +- iap->ia_mtime.tv_sec == iap->ia_atime.tv_sec) { +- /* +- * Looks probable. +- * +- * Now just make sure time is in the right ballpark. +- * Solaris, at least, doesn't seem to care what the time +- * request is. We require it be within 30 minutes of now. +- */ +- time_t delta = iap->ia_atime.tv_sec - get_seconds(); +- if (delta < 0) +- delta = -delta; +- if (delta < MAX_TOUCH_TIME_ERROR && +- inode_change_ok(inode, iap) != 0) { +- /* +- * Turn off ATTR_[AM]TIME_SET but leave ATTR_[AM]TIME. +- * This will cause notify_change to set these times +- * to "now" +- */ +- iap->ia_valid &= ~BOTH_TIME_SET; +- } +- } +- + /* sanitize the mode change */ + if (iap->ia_valid & ATTR_MODE) { + iap->ia_mode &= S_IALLUGO; +diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h +index 71e37afd7290..49093889362c 100644 +--- a/include/linux/can/dev.h ++++ b/include/linux/can/dev.h +@@ -31,6 +31,7 @@ enum can_mode { + * CAN common private data + */ + struct can_priv { ++ struct net_device *dev; + struct can_device_stats can_stats; + + struct can_bittiming bittiming, data_bittiming; +@@ -46,7 +47,7 @@ struct can_priv { + u32 ctrlmode_static; /* static enabled options for driver/hardware */ + + int restart_ms; +- struct timer_list restart_timer; ++ struct delayed_work restart_work; + + int (*do_set_bittiming)(struct net_device *dev); + int (*do_set_data_bittiming)(struct net_device *dev); +diff --git a/include/net/tcp.h b/include/net/tcp.h +index 4062b4f0d121..7219b8f38cef 100644 +--- a/include/net/tcp.h ++++ b/include/net/tcp.h +@@ -1431,6 +1431,8 @@ static inline void tcp_check_send_head(struct sock *sk, struct sk_buff *skb_unli + { + if (sk->sk_send_head == skb_unlinked) + sk->sk_send_head = NULL; ++ if (tcp_sk(sk)->highest_sack == skb_unlinked) ++ tcp_sk(sk)->highest_sack = NULL; + } + + static inline void tcp_init_send_head(struct sock *sk) +diff --git a/kernel/cpuset.c b/kernel/cpuset.c +index 56dc7c1b6300..fe33cb70d89d 100644 +--- a/kernel/cpuset.c ++++ b/kernel/cpuset.c +@@ -323,8 +323,7 @@ static struct file_system_type cpuset_fs_type = { + /* + * Return in pmask the portion of a cpusets's cpus_allowed that + * are online. If none are online, walk up the cpuset hierarchy +- * until we find one that does have some online cpus. The top +- * cpuset always has some cpus online. ++ * until we find one that does have some online cpus. + * + * One way or another, we guarantee to return some non-empty subset + * of cpu_online_mask. +@@ -333,8 +332,20 @@ static struct file_system_type cpuset_fs_type = { + */ + static void guarantee_online_cpus(struct cpuset *cs, struct cpumask *pmask) + { +- while (!cpumask_intersects(cs->effective_cpus, cpu_online_mask)) ++ while (!cpumask_intersects(cs->effective_cpus, cpu_online_mask)) { + cs = parent_cs(cs); ++ if (unlikely(!cs)) { ++ /* ++ * The top cpuset doesn't have any online cpu as a ++ * consequence of a race between cpuset_hotplug_work ++ * and cpu hotplug notifier. But we know the top ++ * cpuset's effective_cpus is on its way to to be ++ * identical to cpu_online_mask. ++ */ ++ cpumask_copy(pmask, cpu_online_mask); ++ return; ++ } ++ } + cpumask_and(pmask, cs->effective_cpus, cpu_online_mask); + } + +diff --git a/mm/ksm.c b/mm/ksm.c +index a0ed043a1096..effb699de487 100644 +--- a/mm/ksm.c ++++ b/mm/ksm.c +@@ -283,7 +283,8 @@ static inline struct rmap_item *alloc_rmap_item(void) + { + struct rmap_item *rmap_item; + +- rmap_item = kmem_cache_zalloc(rmap_item_cache, GFP_KERNEL); ++ rmap_item = kmem_cache_zalloc(rmap_item_cache, GFP_KERNEL | ++ __GFP_NORETRY | __GFP_NOWARN); + if (rmap_item) + ksm_rmap_items++; + return rmap_item; +diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c +index 8bbbb5ec468c..bcb3160fefb4 100644 +--- a/net/bluetooth/rfcomm/sock.c ++++ b/net/bluetooth/rfcomm/sock.c +@@ -334,16 +334,19 @@ static int rfcomm_sock_create(struct net *net, struct socket *sock, + + static int rfcomm_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len) + { +- struct sockaddr_rc *sa = (struct sockaddr_rc *) addr; ++ struct sockaddr_rc sa; + struct sock *sk = sock->sk; +- int chan = sa->rc_channel; +- int err = 0; +- +- BT_DBG("sk %p %pMR", sk, &sa->rc_bdaddr); ++ int len, err = 0; + + if (!addr || addr->sa_family != AF_BLUETOOTH) + return -EINVAL; + ++ memset(&sa, 0, sizeof(sa)); ++ len = min_t(unsigned int, sizeof(sa), addr_len); ++ memcpy(&sa, addr, len); ++ ++ BT_DBG("sk %p %pMR", sk, &sa.rc_bdaddr); ++ + lock_sock(sk); + + if (sk->sk_state != BT_OPEN) { +@@ -358,12 +361,13 @@ static int rfcomm_sock_bind(struct socket *sock, struct sockaddr *addr, int addr + + write_lock(&rfcomm_sk_list.lock); + +- if (chan && __rfcomm_get_listen_sock_by_addr(chan, &sa->rc_bdaddr)) { ++ if (sa.rc_channel && ++ __rfcomm_get_listen_sock_by_addr(sa.rc_channel, &sa.rc_bdaddr)) { + err = -EADDRINUSE; + } else { + /* Save source address */ +- bacpy(&rfcomm_pi(sk)->src, &sa->rc_bdaddr); +- rfcomm_pi(sk)->channel = chan; ++ bacpy(&rfcomm_pi(sk)->src, &sa.rc_bdaddr); ++ rfcomm_pi(sk)->channel = sa.rc_channel; + sk->sk_state = BT_BOUND; + } + +diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c +index e73b3fb1a144..abffc1519e4d 100644 +--- a/net/packet/af_packet.c ++++ b/net/packet/af_packet.c +@@ -3281,19 +3281,25 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv + + if (optlen != sizeof(val)) + return -EINVAL; +- if (po->rx_ring.pg_vec || po->tx_ring.pg_vec) +- return -EBUSY; + if (copy_from_user(&val, optval, sizeof(val))) + return -EFAULT; + switch (val) { + case TPACKET_V1: + case TPACKET_V2: + case TPACKET_V3: +- po->tp_version = val; +- return 0; ++ break; + default: + return -EINVAL; + } ++ lock_sock(sk); ++ if (po->rx_ring.pg_vec || po->tx_ring.pg_vec) { ++ ret = -EBUSY; ++ } else { ++ po->tp_version = val; ++ ret = 0; ++ } ++ release_sock(sk); ++ return ret; + } + case PACKET_RESERVE: + { +@@ -3756,6 +3762,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, + /* Added to avoid minimal code churn */ + struct tpacket_req *req = &req_u->req; + ++ lock_sock(sk); + /* Opening a Tx-ring is NOT supported in TPACKET_V3 */ + if (!closing && tx_ring && (po->tp_version > TPACKET_V2)) { + WARN(1, "Tx-ring is not supported.\n"); +@@ -3837,7 +3844,6 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, + goto out; + } + +- lock_sock(sk); + + /* Detach socket from network */ + spin_lock(&po->bind_lock); +@@ -3886,11 +3892,11 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, + if (!tx_ring) + prb_shutdown_retire_blk_timer(po, tx_ring, rb_queue); + } +- release_sock(sk); + + if (pg_vec) + free_pg_vec(pg_vec, order, req->tp_block_nr); + out: ++ release_sock(sk); + return err; + } + +diff --git a/scripts/gcc-x86_64-has-stack-protector.sh b/scripts/gcc-x86_64-has-stack-protector.sh +index 973e8c141567..17867e723a51 100755 +--- a/scripts/gcc-x86_64-has-stack-protector.sh ++++ b/scripts/gcc-x86_64-has-stack-protector.sh +@@ -1,6 +1,6 @@ + #!/bin/sh + +-echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -O0 -mcmodel=kernel -fstack-protector - -o - 2> /dev/null | grep -q "%gs" ++echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -O0 -mcmodel=kernel -fno-PIE -fstack-protector - -o - 2> /dev/null | grep -q "%gs" + if [ "$?" -eq "0" ] ; then + echo y + else diff --git a/1046_linux-3.18.47.patch b/1046_linux-3.18.47.patch new file mode 100644 index 0000000..287e7b6 --- /dev/null +++ b/1046_linux-3.18.47.patch @@ -0,0 +1,1831 @@ +diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt +index 702bb2557db8..20e6898d02c9 100644 +--- a/Documentation/virtual/kvm/api.txt ++++ b/Documentation/virtual/kvm/api.txt +@@ -1919,6 +1919,7 @@ registers, find a list below: + PPC | KVM_REG_PPC_TM_VSCR | 32 + PPC | KVM_REG_PPC_TM_DSCR | 64 + PPC | KVM_REG_PPC_TM_TAR | 64 ++ PPC | KVM_REG_PPC_TM_XER | 64 + | | + MIPS | KVM_REG_MIPS_R0 | 64 + ... +diff --git a/Makefile b/Makefile +index e73fd98d4cfc..9132f73528b3 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,6 +1,6 @@ + VERSION = 3 + PATCHLEVEL = 18 +-SUBLEVEL = 46 ++SUBLEVEL = 47 + EXTRAVERSION = + NAME = Diseased Newt + +diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c +index 0e15f011f9c8..76e2ec624e88 100644 +--- a/arch/arm/xen/enlighten.c ++++ b/arch/arm/xen/enlighten.c +@@ -295,8 +295,7 @@ static int __init xen_guest_init(void) + * for secondary CPUs as they are brought up. + * For uniformity we use VCPUOP_register_vcpu_info even on cpu0. + */ +- xen_vcpu_info = __alloc_percpu(sizeof(struct vcpu_info), +- sizeof(struct vcpu_info)); ++ xen_vcpu_info = alloc_percpu(struct vcpu_info); + if (xen_vcpu_info == NULL) + return -ENOMEM; + +diff --git a/arch/powerpc/boot/ps3-head.S b/arch/powerpc/boot/ps3-head.S +index b6fcbaf5027b..3dc44b05fb97 100644 +--- a/arch/powerpc/boot/ps3-head.S ++++ b/arch/powerpc/boot/ps3-head.S +@@ -57,11 +57,6 @@ __system_reset_overlay: + bctr + + 1: +- /* Save the value at addr zero for a null pointer write check later. */ +- +- li r4, 0 +- lwz r3, 0(r4) +- + /* Primary delays then goes to _zimage_start in wrapper. */ + + or 31, 31, 31 /* db16cyc */ +diff --git a/arch/powerpc/boot/ps3.c b/arch/powerpc/boot/ps3.c +index 4ec2d86d3c50..a05558a7e51a 100644 +--- a/arch/powerpc/boot/ps3.c ++++ b/arch/powerpc/boot/ps3.c +@@ -119,13 +119,12 @@ void ps3_copy_vectors(void) + flush_cache((void *)0x100, 512); + } + +-void platform_init(unsigned long null_check) ++void platform_init(void) + { + const u32 heapsize = 0x1000000 - (u32)_end; /* 16MiB */ + void *chosen; + unsigned long ft_addr; + u64 rm_size; +- unsigned long val; + + console_ops.write = ps3_console_write; + platform_ops.exit = ps3_exit; +@@ -153,11 +152,6 @@ void platform_init(unsigned long null_check) + + printf(" flat tree at 0x%lx\n\r", ft_addr); + +- val = *(unsigned long *)0; +- +- if (val != null_check) +- printf("null check failed: %lx != %lx\n\r", val, null_check); +- + ((kernel_entry_t)0)(ft_addr, 0, NULL); + + ps3_exit(); +diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h +index 047855619cc4..9bb51b9e03c6 100644 +--- a/arch/powerpc/include/asm/kvm_host.h ++++ b/arch/powerpc/include/asm/kvm_host.h +@@ -537,6 +537,7 @@ struct kvm_vcpu_arch { + u64 tfiar; + + u32 cr_tm; ++ u64 xer_tm; + u64 lr_tm; + u64 ctr_tm; + u64 amr_tm; +diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h +index ab4d4732c492..720b71a636c8 100644 +--- a/arch/powerpc/include/uapi/asm/kvm.h ++++ b/arch/powerpc/include/uapi/asm/kvm.h +@@ -587,6 +587,7 @@ struct kvm_get_htab_header { + #define KVM_REG_PPC_TM_VSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U32 | 0x67) + #define KVM_REG_PPC_TM_DSCR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x68) + #define KVM_REG_PPC_TM_TAR (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x69) ++#define KVM_REG_PPC_TM_XER (KVM_REG_PPC_TM | KVM_REG_SIZE_U64 | 0x6a) + + /* PPC64 eXternal Interrupt Controller Specification */ + #define KVM_DEV_XICS_GRP_SOURCES 1 /* 64-bit source attributes */ +diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c +index 9d7dede2847c..a892c651ac2d 100644 +--- a/arch/powerpc/kernel/asm-offsets.c ++++ b/arch/powerpc/kernel/asm-offsets.c +@@ -571,6 +571,7 @@ int main(void) + DEFINE(VCPU_VRS_TM, offsetof(struct kvm_vcpu, arch.vr_tm.vr)); + DEFINE(VCPU_VRSAVE_TM, offsetof(struct kvm_vcpu, arch.vrsave_tm)); + DEFINE(VCPU_CR_TM, offsetof(struct kvm_vcpu, arch.cr_tm)); ++ DEFINE(VCPU_XER_TM, offsetof(struct kvm_vcpu, arch.xer_tm)); + DEFINE(VCPU_LR_TM, offsetof(struct kvm_vcpu, arch.lr_tm)); + DEFINE(VCPU_CTR_TM, offsetof(struct kvm_vcpu, arch.ctr_tm)); + DEFINE(VCPU_AMR_TM, offsetof(struct kvm_vcpu, arch.amr_tm)); +diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c +index e63587d30b70..ed86c263a103 100644 +--- a/arch/powerpc/kvm/book3s_hv.c ++++ b/arch/powerpc/kvm/book3s_hv.c +@@ -1097,6 +1097,9 @@ static int kvmppc_get_one_reg_hv(struct kvm_vcpu *vcpu, u64 id, + case KVM_REG_PPC_TM_CR: + *val = get_reg_val(id, vcpu->arch.cr_tm); + break; ++ case KVM_REG_PPC_TM_XER: ++ *val = get_reg_val(id, vcpu->arch.xer_tm); ++ break; + case KVM_REG_PPC_TM_LR: + *val = get_reg_val(id, vcpu->arch.lr_tm); + break; +@@ -1304,6 +1307,9 @@ static int kvmppc_set_one_reg_hv(struct kvm_vcpu *vcpu, u64 id, + case KVM_REG_PPC_TM_CR: + vcpu->arch.cr_tm = set_reg_val(id, *val); + break; ++ case KVM_REG_PPC_TM_XER: ++ vcpu->arch.xer_tm = set_reg_val(id, *val); ++ break; + case KVM_REG_PPC_TM_LR: + vcpu->arch.lr_tm = set_reg_val(id, *val); + break; +diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S +index 549d28fdc291..791ad037749c 100644 +--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S ++++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S +@@ -2385,11 +2385,13 @@ kvmppc_save_tm: + mfctr r7 + mfspr r8, SPRN_AMR + mfspr r10, SPRN_TAR ++ mfxer r11 + std r5, VCPU_LR_TM(r9) + stw r6, VCPU_CR_TM(r9) + std r7, VCPU_CTR_TM(r9) + std r8, VCPU_AMR_TM(r9) + std r10, VCPU_TAR_TM(r9) ++ std r11, VCPU_XER_TM(r9) + + /* Restore r12 as trap number. */ + lwz r12, VCPU_TRAP(r9) +@@ -2482,11 +2484,13 @@ kvmppc_restore_tm: + ld r7, VCPU_CTR_TM(r4) + ld r8, VCPU_AMR_TM(r4) + ld r9, VCPU_TAR_TM(r4) ++ ld r10, VCPU_XER_TM(r4) + mtlr r5 + mtcr r6 + mtctr r7 + mtspr SPRN_AMR, r8 + mtspr SPRN_TAR, r9 ++ mtxer r10 + + /* + * Load up PPR and DSCR values but don't put them in the actual SPRs +diff --git a/block/bsg.c b/block/bsg.c +index 276e869e686c..fc607692cfe4 100644 +--- a/block/bsg.c ++++ b/block/bsg.c +@@ -677,6 +677,9 @@ bsg_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) + + dprintk("%s: write %Zd bytes\n", bd->name, count); + ++ if (unlikely(segment_eq(get_fs(), KERNEL_DS))) ++ return -EINVAL; ++ + bsg_set_block(bd, file); + + bytes_written = 0; +diff --git a/drivers/crypto/caam/caamalg.c b/drivers/crypto/caam/caamalg.c +index a80ea853701d..50297a23ac6e 100644 +--- a/drivers/crypto/caam/caamalg.c ++++ b/drivers/crypto/caam/caamalg.c +@@ -597,7 +597,9 @@ static int aead_set_sh_desc(struct crypto_aead *aead) + + /* Will read cryptlen */ + append_math_add(desc, VARSEQINLEN, SEQINLEN, REG0, CAAM_CMD_SZ); +- aead_append_src_dst(desc, FIFOLD_TYPE_MSG1OUT2); ++ append_seq_fifo_load(desc, 0, FIFOLD_CLASS_BOTH | KEY_VLF | ++ FIFOLD_TYPE_MSG1OUT2 | FIFOLD_TYPE_LASTBOTH); ++ append_seq_fifo_store(desc, 0, FIFOST_TYPE_MESSAGE_DATA | KEY_VLF); + + /* Write ICV */ + append_seq_store(desc, ctx->authsize, LDST_CLASS_2_CCB | +diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c +index fd5c5f3370f6..e53dbc90fcb6 100644 +--- a/drivers/gpu/drm/ast/ast_main.c ++++ b/drivers/gpu/drm/ast/ast_main.c +@@ -223,7 +223,8 @@ static int ast_get_dram_info(struct drm_device *dev) + ast_write32(ast, 0x10000, 0xfc600309); + + do { +- ; ++ if (pci_channel_offline(dev->pdev)) ++ return -EIO; + } while (ast_read32(ast, 0x10000) != 0x01); + data = ast_read32(ast, 0x10004); + +@@ -429,7 +430,9 @@ int ast_driver_load(struct drm_device *dev, unsigned long flags) + ast_detect_chip(dev, &need_post); + + if (ast->chip != AST1180) { +- ast_get_dram_info(dev); ++ ret = ast_get_dram_info(dev); ++ if (ret) ++ goto out_free; + ast->vram_size = ast_get_vram_info(dev); + DRM_INFO("dram %d %d %d %08x\n", ast->mclk, ast->dram_type, ast->dram_bus_width, ast->vram_size); + } +diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c +index 6ec3a905fdd2..bdba0c11f989 100644 +--- a/drivers/gpu/drm/gma500/psb_drv.c ++++ b/drivers/gpu/drm/gma500/psb_drv.c +@@ -464,6 +464,9 @@ static const struct file_operations psb_gem_fops = { + .open = drm_open, + .release = drm_release, + .unlocked_ioctl = psb_unlocked_ioctl, ++#ifdef CONFIG_COMPAT ++ .compat_ioctl = drm_compat_ioctl, ++#endif + .mmap = drm_gem_mmap, + .poll = drm_poll, + .read = drm_read, +diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c +index 1a75d78a2708..e684508d5188 100644 +--- a/drivers/gpu/drm/radeon/si_dpm.c ++++ b/drivers/gpu/drm/radeon/si_dpm.c +@@ -2972,6 +2972,7 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, + (rdev->pdev->revision == 0x80) || + (rdev->pdev->revision == 0x81) || + (rdev->pdev->revision == 0x83) || ++ (rdev->pdev->revision == 0x87) || + (rdev->pdev->device == 0x6604) || + (rdev->pdev->device == 0x6605)) { + max_sclk = 75000; +diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +index ffb83b5f7e80..6391ed0fe449 100644 +--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c ++++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +@@ -523,8 +523,11 @@ void ipoib_mcast_join_task(struct work_struct *work) + if (!test_bit(IPOIB_MCAST_RUN, &priv->flags)) + return; + +- if (ib_query_port(priv->ca, priv->port, &port_attr) || +- port_attr.state != IB_PORT_ACTIVE) { ++ if (ib_query_port(priv->ca, priv->port, &port_attr)) { ++ ipoib_dbg(priv, "ib_query_port() failed\n"); ++ return; ++ } ++ if (port_attr.state != IB_PORT_ACTIVE) { + ipoib_dbg(priv, "port state is not ACTIVE (state = %d) suspending join task\n", + port_attr.state); + return; +diff --git a/drivers/input/misc/drv260x.c b/drivers/input/misc/drv260x.c +index cab87f5ce6d3..e4b337bf6132 100644 +--- a/drivers/input/misc/drv260x.c ++++ b/drivers/input/misc/drv260x.c +@@ -597,7 +597,6 @@ static int drv260x_probe(struct i2c_client *client, + } + + haptics->input_dev->name = "drv260x:haptics"; +- haptics->input_dev->dev.parent = client->dev.parent; + haptics->input_dev->close = drv260x_close; + input_set_drvdata(haptics->input_dev, haptics); + input_set_capability(haptics->input_dev, EV_FF, FF_RUMBLE); +diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c +index b1c2bef46f8d..9c4836f5fea7 100644 +--- a/drivers/md/dm-crypt.c ++++ b/drivers/md/dm-crypt.c +@@ -1450,12 +1450,15 @@ static int crypt_set_key(struct crypt_config *cc, char *key) + if (!cc->key_size && strcmp(key, "-")) + goto out; + ++ /* clear the flag since following operations may invalidate previously valid key */ ++ clear_bit(DM_CRYPT_KEY_VALID, &cc->flags); ++ + if (cc->key_size && crypt_decode_key(cc->key, key, cc->key_size) < 0) + goto out; + +- set_bit(DM_CRYPT_KEY_VALID, &cc->flags); +- + r = crypt_setkey_allcpus(cc); ++ if (!r) ++ set_bit(DM_CRYPT_KEY_VALID, &cc->flags); + + out: + /* Hex key string not needed after here, so wipe it. */ +diff --git a/drivers/md/persistent-data/dm-space-map-metadata.c b/drivers/md/persistent-data/dm-space-map-metadata.c +index 199c9ccd1f5d..023e9d8e5c83 100644 +--- a/drivers/md/persistent-data/dm-space-map-metadata.c ++++ b/drivers/md/persistent-data/dm-space-map-metadata.c +@@ -764,17 +764,15 @@ int dm_sm_metadata_create(struct dm_space_map *sm, + memcpy(&smm->sm, &bootstrap_ops, sizeof(smm->sm)); + + r = sm_ll_new_metadata(&smm->ll, tm); ++ if (!r) { ++ if (nr_blocks > DM_SM_METADATA_MAX_BLOCKS) ++ nr_blocks = DM_SM_METADATA_MAX_BLOCKS; ++ r = sm_ll_extend(&smm->ll, nr_blocks); ++ } ++ memcpy(&smm->sm, &ops, sizeof(smm->sm)); + if (r) + return r; + +- if (nr_blocks > DM_SM_METADATA_MAX_BLOCKS) +- nr_blocks = DM_SM_METADATA_MAX_BLOCKS; +- r = sm_ll_extend(&smm->ll, nr_blocks); +- if (r) +- return r; +- +- memcpy(&smm->sm, &ops, sizeof(smm->sm)); +- + /* + * Now we need to update the newly created data structures with the + * allocated blocks that they were built from. +diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c +index cdd8770de1c2..48096d09fef3 100644 +--- a/drivers/md/raid5.c ++++ b/drivers/md/raid5.c +@@ -6203,6 +6203,15 @@ static int run(struct mddev *mddev) + stripe = (stripe | (stripe-1)) + 1; + mddev->queue->limits.discard_alignment = stripe; + mddev->queue->limits.discard_granularity = stripe; ++ ++ /* ++ * We use 16-bit counter of active stripes in bi_phys_segments ++ * (minus one for over-loaded initialization) ++ */ ++ blk_queue_max_hw_sectors(mddev->queue, 0xfffe * STRIPE_SECTORS); ++ blk_queue_max_discard_sectors(mddev->queue, ++ 0xfffe * STRIPE_SECTORS); ++ + /* + * unaligned part of discard request will be ignored, so can't + * guarantee discard_zeroes_data +diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c +index 388046e71e80..fd033cda0d53 100644 +--- a/drivers/mmc/host/sdhci.c ++++ b/drivers/mmc/host/sdhci.c +@@ -1988,7 +1988,27 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode) + ctrl &= ~SDHCI_CTRL_EXEC_TUNING; + sdhci_writew(host, ctrl, SDHCI_HOST_CONTROL2); + ++ sdhci_do_reset(host, SDHCI_RESET_CMD); ++ sdhci_do_reset(host, SDHCI_RESET_DATA); ++ + err = -EIO; ++ ++ if (cmd.opcode != MMC_SEND_TUNING_BLOCK_HS200) ++ goto out; ++ ++ sdhci_writel(host, host->ier, SDHCI_INT_ENABLE); ++ sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE); ++ ++ spin_unlock_irqrestore(&host->lock, flags); ++ ++ memset(&cmd, 0, sizeof(cmd)); ++ cmd.opcode = MMC_STOP_TRANSMISSION; ++ cmd.flags = MMC_RSP_SPI_R1B | MMC_RSP_R1B | MMC_CMD_AC; ++ cmd.busy_timeout = 50; ++ mmc_wait_for_cmd(mmc, &cmd, 0); ++ ++ spin_lock_irqsave(&host->lock, flags); ++ + goto out; + } + +diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c +index 94ff20e9a8a0..33d83b0d1318 100644 +--- a/drivers/pci/pci.c ++++ b/drivers/pci/pci.c +@@ -1987,6 +1987,10 @@ bool pci_dev_run_wake(struct pci_dev *dev) + if (!dev->pme_support) + return false; + ++ /* PME-capable in principle, but not from the intended sleep state */ ++ if (!pci_pme_capable(dev, pci_target_state(dev))) ++ return false; ++ + while (bus->parent) { + struct pci_dev *bridge = bus->self; + +diff --git a/drivers/regulator/stw481x-vmmc.c b/drivers/regulator/stw481x-vmmc.c +index a7e152696a02..f140b42956a4 100644 +--- a/drivers/regulator/stw481x-vmmc.c ++++ b/drivers/regulator/stw481x-vmmc.c +@@ -47,7 +47,8 @@ static struct regulator_desc vmmc_regulator = { + .volt_table = stw481x_vmmc_voltages, + .enable_time = 200, /* FIXME: look this up */ + .enable_reg = STW_CONF1, +- .enable_mask = STW_CONF1_PDN_VMMC, ++ .enable_mask = STW_CONF1_PDN_VMMC | STW_CONF1_MMC_LS_STATUS, ++ .enable_val = STW_CONF1_PDN_VMMC, + .vsel_reg = STW_CONF1, + .vsel_mask = STW_CONF1_VMMC_MASK, + }; +diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c +index 9bb48d70957c..4d20f7298cb8 100644 +--- a/drivers/s390/char/vmlogrdr.c ++++ b/drivers/s390/char/vmlogrdr.c +@@ -872,7 +872,7 @@ static int __init vmlogrdr_init(void) + goto cleanup; + + for (i=0; i < MAXMINOR; ++i ) { +- sys_ser[i].buffer = (char *) get_zeroed_page(GFP_KERNEL); ++ sys_ser[i].buffer = (char *) get_zeroed_page(GFP_KERNEL | GFP_DMA); + if (!sys_ser[i].buffer) { + rc = -ENOMEM; + break; +diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c +index 554395634592..e37b5e82e068 100644 +--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c ++++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c +@@ -2508,6 +2508,7 @@ int megasas_wait_for_outstanding_fusion(struct megasas_instance *instance, + printk("megaraid_sas: pending commands remain after waiting, " + "will reset adapter scsi%d.\n", + instance->host->host_no); ++ *convert = 1; + retval = 1; + } + out: +diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c +index f4cb7b3e9e23..9bfc6835ff2f 100644 +--- a/drivers/scsi/scsi_sysfs.c ++++ b/drivers/scsi/scsi_sysfs.c +@@ -1027,10 +1027,6 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) + struct request_queue *rq = sdev->request_queue; + struct scsi_target *starget = sdev->sdev_target; + +- error = scsi_device_set_state(sdev, SDEV_RUNNING); +- if (error) +- return error; +- + error = scsi_target_add(starget); + if (error) + return error; +diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c +index bc09f1d196c9..0becdb6e1ba0 100644 +--- a/drivers/scsi/sg.c ++++ b/drivers/scsi/sg.c +@@ -592,6 +592,9 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos) + sg_io_hdr_t *hp; + unsigned char cmnd[SG_MAX_CDB_SIZE]; + ++ if (unlikely(segment_eq(get_fs(), KERNEL_DS))) ++ return -EINVAL; ++ + if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp))) + return -ENXIO; + SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp, +diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c +index 0f28c08fcb3c..77b551da5728 100644 +--- a/drivers/ssb/pci.c ++++ b/drivers/ssb/pci.c +@@ -909,6 +909,7 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus, + if (err) { + ssb_warn("WARNING: Using fallback SPROM failed (err %d)\n", + err); ++ goto out_free; + } else { + ssb_dbg("Using SPROM revision %d provided by platform\n", + sprom->revision); +diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c +index 8400f2fa76bd..04f7a3bd3ddc 100644 +--- a/drivers/staging/comedi/drivers/ni_mio_common.c ++++ b/drivers/staging/comedi/drivers/ni_mio_common.c +@@ -2105,7 +2105,7 @@ static int ni_ai_insn_read(struct comedi_device *dev, + unsigned int *data) + { + struct ni_private *devpriv = dev->private; +- unsigned int mask = (s->maxdata + 1) >> 1; ++ unsigned int mask = s->maxdata; + int i, n; + unsigned signbits; + unsigned int d; +diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c +index 9a1b314f6482..90e55b469c1e 100644 +--- a/drivers/target/target_core_user.c ++++ b/drivers/target/target_core_user.c +@@ -587,8 +587,6 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data) + target_complete_cmd(cmd->se_cmd, SAM_STAT_CHECK_CONDITION); + cmd->se_cmd = NULL; + +- kmem_cache_free(tcmu_cmd_cache, cmd); +- + return 0; + } + +diff --git a/drivers/thermal/thermal_hwmon.c b/drivers/thermal/thermal_hwmon.c +index 1967bee4f076..9035fbc5e98d 100644 +--- a/drivers/thermal/thermal_hwmon.c ++++ b/drivers/thermal/thermal_hwmon.c +@@ -98,7 +98,7 @@ temp_crit_show(struct device *dev, struct device_attribute *attr, char *buf) + long temperature; + int ret; + +- ret = tz->ops->get_trip_temp(tz, 0, &temperature); ++ ret = tz->ops->get_crit_temp(tz, &temperature); + if (ret) + return ret; + +diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c +index f88ee8f3373d..e2f63f5d30cb 100644 +--- a/drivers/usb/class/cdc-acm.c ++++ b/drivers/usb/class/cdc-acm.c +@@ -1727,6 +1727,7 @@ static const struct usb_device_id acm_ids[] = { + { USB_DEVICE(0x20df, 0x0001), /* Simtec Electronics Entropy Key */ + .driver_info = QUIRK_CONTROL_LINE_STATE, }, + { USB_DEVICE(0x2184, 0x001c) }, /* GW Instek AFG-2225 */ ++ { USB_DEVICE(0x2184, 0x0036) }, /* GW Instek AFG-125 */ + { USB_DEVICE(0x22b8, 0x6425), /* Motorola MOTOMAGX phones */ + }, + /* Motorola H24 HSPA module: */ +diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c +index 464542a046c7..1a3df0f8b891 100644 +--- a/drivers/usb/core/hub.c ++++ b/drivers/usb/core/hub.c +@@ -101,6 +101,8 @@ EXPORT_SYMBOL_GPL(ehci_cf_port_reset_rwsem); + + static void hub_release(struct kref *kref); + static int usb_reset_and_verify_device(struct usb_device *udev); ++static void hub_usb3_port_prepare_disable(struct usb_hub *hub, ++ struct usb_port *port_dev); + + static inline char *portspeed(struct usb_hub *hub, int portstatus) + { +@@ -882,82 +884,28 @@ static int hub_set_port_link_state(struct usb_hub *hub, int port1, + } + + /* +- * If USB 3.0 ports are placed into the Disabled state, they will no longer +- * detect any device connects or disconnects. This is generally not what the +- * USB core wants, since it expects a disabled port to produce a port status +- * change event when a new device connects. +- * +- * Instead, set the link state to Disabled, wait for the link to settle into +- * that state, clear any change bits, and then put the port into the RxDetect +- * state. ++ * USB-3 does not have a similar link state as USB-2 that will avoid negotiating ++ * a connection with a plugged-in cable but will signal the host when the cable ++ * is unplugged. Disable remote wake and set link state to U3 for USB-3 devices + */ +-static int hub_usb3_port_disable(struct usb_hub *hub, int port1) +-{ +- int ret; +- int total_time; +- u16 portchange, portstatus; +- +- if (!hub_is_superspeed(hub->hdev)) +- return -EINVAL; +- +- ret = hub_port_status(hub, port1, &portstatus, &portchange); +- if (ret < 0) +- return ret; +- +- /* +- * USB controller Advanced Micro Devices, Inc. [AMD] FCH USB XHCI +- * Controller [1022:7814] will have spurious result making the following +- * usb 3.0 device hotplugging route to the 2.0 root hub and recognized +- * as high-speed device if we set the usb 3.0 port link state to +- * Disabled. Since it's already in USB_SS_PORT_LS_RX_DETECT state, we +- * check the state here to avoid the bug. +- */ +- if ((portstatus & USB_PORT_STAT_LINK_STATE) == +- USB_SS_PORT_LS_RX_DETECT) { +- dev_dbg(&hub->ports[port1 - 1]->dev, +- "Not disabling port; link state is RxDetect\n"); +- return ret; +- } +- +- ret = hub_set_port_link_state(hub, port1, USB_SS_PORT_LS_SS_DISABLED); +- if (ret) +- return ret; +- +- /* Wait for the link to enter the disabled state. */ +- for (total_time = 0; ; total_time += HUB_DEBOUNCE_STEP) { +- ret = hub_port_status(hub, port1, &portstatus, &portchange); +- if (ret < 0) +- return ret; +- +- if ((portstatus & USB_PORT_STAT_LINK_STATE) == +- USB_SS_PORT_LS_SS_DISABLED) +- break; +- if (total_time >= HUB_DEBOUNCE_TIMEOUT) +- break; +- msleep(HUB_DEBOUNCE_STEP); +- } +- if (total_time >= HUB_DEBOUNCE_TIMEOUT) +- dev_warn(&hub->ports[port1 - 1]->dev, +- "Could not disable after %d ms\n", total_time); +- +- return hub_set_port_link_state(hub, port1, USB_SS_PORT_LS_RX_DETECT); +-} +- + static int hub_port_disable(struct usb_hub *hub, int port1, int set_state) + { + struct usb_port *port_dev = hub->ports[port1 - 1]; + struct usb_device *hdev = hub->hdev; + int ret = 0; + +- if (port_dev->child && set_state) +- usb_set_device_state(port_dev->child, USB_STATE_NOTATTACHED); + if (!hub->error) { +- if (hub_is_superspeed(hub->hdev)) +- ret = hub_usb3_port_disable(hub, port1); +- else ++ if (hub_is_superspeed(hub->hdev)) { ++ hub_usb3_port_prepare_disable(hub, port_dev); ++ ret = hub_set_port_link_state(hub, port_dev->portnum, ++ USB_SS_PORT_LS_U3); ++ } else { + ret = usb_clear_port_feature(hdev, port1, + USB_PORT_FEAT_ENABLE); ++ } + } ++ if (port_dev->child && set_state) ++ usb_set_device_state(port_dev->child, USB_STATE_NOTATTACHED); + if (ret && ret != -ENODEV) + dev_err(&port_dev->dev, "cannot disable (err = %d)\n", ret); + return ret; +@@ -4041,6 +3989,26 @@ void usb_unlocked_enable_lpm(struct usb_device *udev) + } + EXPORT_SYMBOL_GPL(usb_unlocked_enable_lpm); + ++/* usb3 devices use U3 for disabled, make sure remote wakeup is disabled */ ++static void hub_usb3_port_prepare_disable(struct usb_hub *hub, ++ struct usb_port *port_dev) ++{ ++ struct usb_device *udev = port_dev->child; ++ int ret; ++ ++ if (udev && udev->port_is_suspended && udev->do_remote_wakeup) { ++ ret = hub_set_port_link_state(hub, port_dev->portnum, ++ USB_SS_PORT_LS_U0); ++ if (!ret) { ++ msleep(USB_RESUME_TIMEOUT); ++ ret = usb_disable_remote_wakeup(udev); ++ } ++ if (ret) ++ dev_warn(&udev->dev, ++ "Port disable: can't disable remote wake\n"); ++ udev->do_remote_wakeup = 0; ++ } ++} + + #else /* CONFIG_PM */ + +@@ -4048,6 +4016,9 @@ EXPORT_SYMBOL_GPL(usb_unlocked_enable_lpm); + #define hub_resume NULL + #define hub_reset_resume NULL + ++static inline void hub_usb3_port_prepare_disable(struct usb_hub *hub, ++ struct usb_port *port_dev) { } ++ + int usb_disable_lpm(struct usb_device *udev) + { + return 0; +diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c +index f6a51fddd5b5..7b2ba34cf5e7 100644 +--- a/drivers/usb/gadget/composite.c ++++ b/drivers/usb/gadget/composite.c +@@ -143,7 +143,7 @@ int config_ep_by_speed(struct usb_gadget *g, + + ep_found: + /* commit results */ +- _ep->maxpacket = usb_endpoint_maxp(chosen_desc); ++ _ep->maxpacket = usb_endpoint_maxp(chosen_desc) & 0x7ff; + _ep->desc = chosen_desc; + _ep->comp_desc = NULL; + _ep->maxburst = 0; +diff --git a/drivers/usb/host/uhci-pci.c b/drivers/usb/host/uhci-pci.c +index 940304c33224..02260cfdedb1 100644 +--- a/drivers/usb/host/uhci-pci.c ++++ b/drivers/usb/host/uhci-pci.c +@@ -129,6 +129,10 @@ static int uhci_pci_init(struct usb_hcd *hcd) + if (to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_HP) + uhci->wait_for_hp = 1; + ++ /* Intel controllers use non-PME wakeup signalling */ ++ if (to_pci_dev(uhci_dev(uhci))->vendor == PCI_VENDOR_ID_INTEL) ++ device_set_run_wake(uhci_dev(uhci), 1); ++ + /* Set up pointers to PCI-specific functions */ + uhci->reset_hc = uhci_pci_reset_hc; + uhci->check_and_reset_hc = uhci_pci_check_and_reset_hc; +diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c +index e020ad28a00c..53c90131764d 100644 +--- a/drivers/usb/serial/kl5kusb105.c ++++ b/drivers/usb/serial/kl5kusb105.c +@@ -296,7 +296,7 @@ static int klsi_105_open(struct tty_struct *tty, struct usb_serial_port *port) + rc = usb_serial_generic_open(tty, port); + if (rc) { + retval = rc; +- goto exit; ++ goto err_free_cfg; + } + + rc = usb_control_msg(port->serial->dev, +@@ -315,17 +315,32 @@ static int klsi_105_open(struct tty_struct *tty, struct usb_serial_port *port) + dev_dbg(&port->dev, "%s - enabled reading\n", __func__); + + rc = klsi_105_get_line_state(port, &line_state); +- if (rc >= 0) { +- spin_lock_irqsave(&priv->lock, flags); +- priv->line_state = line_state; +- spin_unlock_irqrestore(&priv->lock, flags); +- dev_dbg(&port->dev, "%s - read line state 0x%lx\n", __func__, line_state); +- retval = 0; +- } else ++ if (rc < 0) { + retval = rc; ++ goto err_disable_read; ++ } ++ ++ spin_lock_irqsave(&priv->lock, flags); ++ priv->line_state = line_state; ++ spin_unlock_irqrestore(&priv->lock, flags); ++ dev_dbg(&port->dev, "%s - read line state 0x%lx\n", __func__, ++ line_state); ++ ++ return 0; + +-exit: ++err_disable_read: ++ usb_control_msg(port->serial->dev, ++ usb_sndctrlpipe(port->serial->dev, 0), ++ KL5KUSB105A_SIO_CONFIGURE, ++ USB_TYPE_VENDOR | USB_DIR_OUT, ++ KL5KUSB105A_SIO_CONFIGURE_READ_OFF, ++ 0, /* index */ ++ NULL, 0, ++ KLSI_TIMEOUT); ++ usb_serial_generic_close(port); ++err_free_cfg: + kfree(cfg); ++ + return retval; + } + +diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c +index 3814b7bd7d9f..295a00a9c257 100644 +--- a/drivers/usb/serial/option.c ++++ b/drivers/usb/serial/option.c +@@ -270,6 +270,8 @@ static void option_instat_callback(struct urb *urb); + #define TELIT_PRODUCT_CC864_SINGLE 0x1006 + #define TELIT_PRODUCT_DE910_DUAL 0x1010 + #define TELIT_PRODUCT_UE910_V2 0x1012 ++#define TELIT_PRODUCT_LE922_USBCFG1 0x1040 ++#define TELIT_PRODUCT_LE922_USBCFG2 0x1041 + #define TELIT_PRODUCT_LE922_USBCFG0 0x1042 + #define TELIT_PRODUCT_LE922_USBCFG3 0x1043 + #define TELIT_PRODUCT_LE922_USBCFG5 0x1045 +@@ -1223,6 +1225,10 @@ static const struct usb_device_id option_ids[] = { + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UE910_V2) }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG0), + .driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg0 }, ++ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG1), ++ .driver_info = (kernel_ulong_t)&telit_le910_blacklist }, ++ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG2), ++ .driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg3 }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG3), + .driver_info = (kernel_ulong_t)&telit_le922_blacklist_usbcfg3 }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG5, 0xff), +@@ -1999,6 +2005,7 @@ static const struct usb_device_id option_ids[] = { + { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d02, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) }, + { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) }, ++ { USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7d04, 0xff) }, /* D-Link DWM-158 */ + { USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e19, 0xff), /* D-Link DWM-221 B1 */ + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, + { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e01, 0xff, 0xff, 0xff) }, /* D-Link DWM-152/C1 */ +diff --git a/fs/block_dev.c b/fs/block_dev.c +index 1d9c9f3754f8..543dcf972120 100644 +--- a/fs/block_dev.c ++++ b/fs/block_dev.c +@@ -694,7 +694,7 @@ static bool bd_may_claim(struct block_device *bdev, struct block_device *whole, + return true; /* already a holder */ + else if (bdev->bd_holder != NULL) + return false; /* held by someone else */ +- else if (bdev->bd_contains == bdev) ++ else if (whole == bdev) + return true; /* is a whole device which isn't held */ + + else if (whole->bd_holder == bd_may_claim) +@@ -1727,6 +1727,7 @@ void iterate_bdevs(void (*func)(struct block_device *, void *), void *arg) + spin_lock(&inode_sb_list_lock); + list_for_each_entry(inode, &blockdev_superblock->s_inodes, i_sb_list) { + struct address_space *mapping = inode->i_mapping; ++ struct block_device *bdev; + + spin_lock(&inode->i_lock); + if (inode->i_state & (I_FREEING|I_WILL_FREE|I_NEW) || +@@ -1747,8 +1748,12 @@ void iterate_bdevs(void (*func)(struct block_device *, void *), void *arg) + */ + iput(old_inode); + old_inode = inode; ++ bdev = I_BDEV(inode); + +- func(I_BDEV(inode), arg); ++ mutex_lock(&bdev->bd_mutex); ++ if (bdev->bd_openers) ++ func(bdev, arg); ++ mutex_unlock(&bdev->bd_mutex); + + spin_lock(&inode_sb_list_lock); + } +diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c +index 6f5fe1104ec6..001b338abe17 100644 +--- a/fs/btrfs/tree-log.c ++++ b/fs/btrfs/tree-log.c +@@ -1782,12 +1782,11 @@ static noinline int find_dir_range(struct btrfs_root *root, + next: + /* check the next slot in the tree to see if it is a valid item */ + nritems = btrfs_header_nritems(path->nodes[0]); ++ path->slots[0]++; + if (path->slots[0] >= nritems) { + ret = btrfs_next_leaf(root, path); + if (ret) + goto out; +- } else { +- path->slots[0]++; + } + + btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]); +diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h +index 02a33e529904..2d7026888b53 100644 +--- a/fs/cifs/cifsglob.h ++++ b/fs/cifs/cifsglob.h +@@ -615,6 +615,8 @@ struct TCP_Server_Info { + #ifdef CONFIG_CIFS_SMB2 + unsigned int max_read; + unsigned int max_write; ++ struct delayed_work reconnect; /* reconnect workqueue job */ ++ struct mutex reconnect_mutex; /* prevent simultaneous reconnects */ + #endif /* CONFIG_CIFS_SMB2 */ + }; + +@@ -814,6 +816,7 @@ cap_unix(struct cifs_ses *ses) + struct cifs_tcon { + struct list_head tcon_list; + int tc_count; ++ struct list_head rlist; /* reconnect list */ + struct list_head openFileList; + struct cifs_ses *ses; /* pointer to session associated with */ + char treeName[MAX_TREE_SIZE + 1]; /* UNC name of resource in ASCII */ +diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h +index 5b868060eab8..26f19549ef35 100644 +--- a/fs/cifs/cifsproto.h ++++ b/fs/cifs/cifsproto.h +@@ -207,6 +207,9 @@ extern void cifs_add_pending_open_locked(struct cifs_fid *fid, + struct tcon_link *tlink, + struct cifs_pending_open *open); + extern void cifs_del_pending_open(struct cifs_pending_open *open); ++extern void cifs_put_tcp_session(struct TCP_Server_Info *server, ++ int from_reconnect); ++extern void cifs_put_tcon(struct cifs_tcon *tcon); + + #if IS_ENABLED(CONFIG_CIFS_DFS_UPCALL) + extern void cifs_dfs_release_automount_timer(void); +diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c +index 5093710e7660..8770f4de457b 100644 +--- a/fs/cifs/connect.c ++++ b/fs/cifs/connect.c +@@ -52,6 +52,9 @@ + #include "nterr.h" + #include "rfc1002pdu.h" + #include "fscache.h" ++#ifdef CONFIG_CIFS_SMB2 ++#include "smb2proto.h" ++#endif + + #define CIFS_PORT 445 + #define RFC1001_PORT 139 +@@ -2066,8 +2069,8 @@ cifs_find_tcp_session(struct smb_vol *vol) + return NULL; + } + +-static void +-cifs_put_tcp_session(struct TCP_Server_Info *server) ++void ++cifs_put_tcp_session(struct TCP_Server_Info *server, int from_reconnect) + { + struct task_struct *task; + +@@ -2084,6 +2087,19 @@ cifs_put_tcp_session(struct TCP_Server_Info *server) + + cancel_delayed_work_sync(&server->echo); + ++#ifdef CONFIG_CIFS_SMB2 ++ if (from_reconnect) ++ /* ++ * Avoid deadlock here: reconnect work calls ++ * cifs_put_tcp_session() at its end. Need to be sure ++ * that reconnect work does nothing with server pointer after ++ * that step. ++ */ ++ cancel_delayed_work(&server->reconnect); ++ else ++ cancel_delayed_work_sync(&server->reconnect); ++#endif ++ + spin_lock(&GlobalMid_Lock); + server->tcpStatus = CifsExiting; + spin_unlock(&GlobalMid_Lock); +@@ -2148,6 +2164,10 @@ cifs_get_tcp_session(struct smb_vol *volume_info) + INIT_LIST_HEAD(&tcp_ses->tcp_ses_list); + INIT_LIST_HEAD(&tcp_ses->smb_ses_list); + INIT_DELAYED_WORK(&tcp_ses->echo, cifs_echo_request); ++#ifdef CONFIG_CIFS_SMB2 ++ INIT_DELAYED_WORK(&tcp_ses->reconnect, smb2_reconnect_server); ++ mutex_init(&tcp_ses->reconnect_mutex); ++#endif + memcpy(&tcp_ses->srcaddr, &volume_info->srcaddr, + sizeof(tcp_ses->srcaddr)); + memcpy(&tcp_ses->dstaddr, &volume_info->dstaddr, +@@ -2300,7 +2320,7 @@ cifs_put_smb_ses(struct cifs_ses *ses) + spin_unlock(&cifs_tcp_ses_lock); + + sesInfoFree(ses); +- cifs_put_tcp_session(server); ++ cifs_put_tcp_session(server, 0); + } + + #ifdef CONFIG_KEYS +@@ -2473,7 +2493,7 @@ cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info) + mutex_unlock(&ses->session_mutex); + + /* existing SMB ses has a server reference already */ +- cifs_put_tcp_session(server); ++ cifs_put_tcp_session(server, 0); + free_xid(xid); + return ses; + } +@@ -2563,7 +2583,7 @@ cifs_find_tcon(struct cifs_ses *ses, const char *unc) + return NULL; + } + +-static void ++void + cifs_put_tcon(struct cifs_tcon *tcon) + { + unsigned int xid; +@@ -3671,7 +3691,7 @@ mount_fail_check: + else if (ses) + cifs_put_smb_ses(ses); + else +- cifs_put_tcp_session(server); ++ cifs_put_tcp_session(server, 0); + bdi_destroy(&cifs_sb->bdi); + } + +@@ -3976,7 +3996,7 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid) + ses = cifs_get_smb_ses(master_tcon->ses->server, vol_info); + if (IS_ERR(ses)) { + tcon = (struct cifs_tcon *)ses; +- cifs_put_tcp_session(master_tcon->ses->server); ++ cifs_put_tcp_session(master_tcon->ses->server, 0); + goto out; + } + +diff --git a/fs/cifs/smb2file.c b/fs/cifs/smb2file.c +index 45992944e238..b87b07504947 100644 +--- a/fs/cifs/smb2file.c ++++ b/fs/cifs/smb2file.c +@@ -241,7 +241,7 @@ smb2_push_mandatory_locks(struct cifsFileInfo *cfile) + * and check it for zero before using. + */ + max_buf = tlink_tcon(cfile->tlink)->ses->server->maxBuf; +- if (!max_buf) { ++ if (max_buf < sizeof(struct smb2_lock_element)) { + free_xid(xid); + return -EINVAL; + } +diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c +index d759ecdfa9d6..c39773959a49 100644 +--- a/fs/cifs/smb2pdu.c ++++ b/fs/cifs/smb2pdu.c +@@ -264,7 +264,7 @@ out: + case SMB2_CHANGE_NOTIFY: + case SMB2_QUERY_INFO: + case SMB2_SET_INFO: +- return -EAGAIN; ++ rc = -EAGAIN; + } + unload_nls(nls_codepage); + return rc; +@@ -1612,6 +1612,54 @@ smb2_echo_callback(struct mid_q_entry *mid) + add_credits(server, credits_received, CIFS_ECHO_OP); + } + ++void smb2_reconnect_server(struct work_struct *work) ++{ ++ struct TCP_Server_Info *server = container_of(work, ++ struct TCP_Server_Info, reconnect.work); ++ struct cifs_ses *ses; ++ struct cifs_tcon *tcon, *tcon2; ++ struct list_head tmp_list; ++ int tcon_exist = false; ++ ++ /* Prevent simultaneous reconnects that can corrupt tcon->rlist list */ ++ mutex_lock(&server->reconnect_mutex); ++ ++ INIT_LIST_HEAD(&tmp_list); ++ cifs_dbg(FYI, "Need negotiate, reconnecting tcons\n"); ++ ++ spin_lock(&cifs_tcp_ses_lock); ++ list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) { ++ list_for_each_entry(tcon, &ses->tcon_list, tcon_list) { ++ if (tcon->need_reconnect) { ++ tcon->tc_count++; ++ list_add_tail(&tcon->rlist, &tmp_list); ++ tcon_exist = true; ++ } ++ } ++ } ++ /* ++ * Get the reference to server struct to be sure that the last call of ++ * cifs_put_tcon() in the loop below won't release the server pointer. ++ */ ++ if (tcon_exist) ++ server->srv_count++; ++ ++ spin_unlock(&cifs_tcp_ses_lock); ++ ++ list_for_each_entry_safe(tcon, tcon2, &tmp_list, rlist) { ++ smb2_reconnect(SMB2_ECHO, tcon); ++ list_del_init(&tcon->rlist); ++ cifs_put_tcon(tcon); ++ } ++ ++ cifs_dbg(FYI, "Reconnecting tcons finished\n"); ++ mutex_unlock(&server->reconnect_mutex); ++ ++ /* now we can safely release srv struct */ ++ if (tcon_exist) ++ cifs_put_tcp_session(server, 1); ++} ++ + int + SMB2_echo(struct TCP_Server_Info *server) + { +@@ -1624,32 +1672,11 @@ SMB2_echo(struct TCP_Server_Info *server) + cifs_dbg(FYI, "In echo request\n"); + + if (server->tcpStatus == CifsNeedNegotiate) { +- struct list_head *tmp, *tmp2; +- struct cifs_ses *ses; +- struct cifs_tcon *tcon; +- +- cifs_dbg(FYI, "Need negotiate, reconnecting tcons\n"); +- spin_lock(&cifs_tcp_ses_lock); +- list_for_each(tmp, &server->smb_ses_list) { +- ses = list_entry(tmp, struct cifs_ses, smb_ses_list); +- list_for_each(tmp2, &ses->tcon_list) { +- tcon = list_entry(tmp2, struct cifs_tcon, +- tcon_list); +- /* add check for persistent handle reconnect */ +- if (tcon && tcon->need_reconnect) { +- spin_unlock(&cifs_tcp_ses_lock); +- rc = smb2_reconnect(SMB2_ECHO, tcon); +- spin_lock(&cifs_tcp_ses_lock); +- } +- } +- } +- spin_unlock(&cifs_tcp_ses_lock); ++ /* No need to send echo on newly established connections */ ++ queue_delayed_work(cifsiod_wq, &server->reconnect, 0); ++ return rc; + } + +- /* if no session, renegotiate failed above */ +- if (server->tcpStatus == CifsNeedNegotiate) +- return -EIO; +- + rc = small_smb2_init(SMB2_ECHO, NULL, (void **)&req); + if (rc) + return rc; +diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h +index 9bc59f9c12fb..0a406ae78129 100644 +--- a/fs/cifs/smb2proto.h ++++ b/fs/cifs/smb2proto.h +@@ -95,6 +95,7 @@ extern int smb2_open_file(const unsigned int xid, + extern int smb2_unlock_range(struct cifsFileInfo *cfile, + struct file_lock *flock, const unsigned int xid); + extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile); ++extern void smb2_reconnect_server(struct work_struct *work); + + /* + * SMB2 Worker functions - most of protocol specific implementation details +diff --git a/fs/exec.c b/fs/exec.c +index b7a5f46181b0..fe9ec45685a5 100644 +--- a/fs/exec.c ++++ b/fs/exec.c +@@ -19,7 +19,7 @@ + * current->executable is only used by the procfs. This allows a dispatch + * table to check for several different types of binary formats. We keep + * trying until we recognize the file or we run out of supported binary +- * formats. ++ * formats. + */ + + #include <linux/slab.h> +@@ -1083,6 +1083,13 @@ int flush_old_exec(struct linux_binprm * bprm) + flush_thread(); + current->personality &= ~bprm->per_clear; + ++ /* ++ * We have to apply CLOEXEC before we change whether the process is ++ * dumpable (in setup_new_exec) to avoid a race with a process in userspace ++ * trying to access the should-be-closed file descriptors of a process ++ * undergoing exec(2). ++ */ ++ do_close_on_exec(current->files); + return 0; + + out: +@@ -1132,7 +1139,6 @@ void setup_new_exec(struct linux_binprm * bprm) + group */ + current->self_exec_id++; + flush_signal_handlers(current, 0); +- do_close_on_exec(current->files); + } + EXPORT_SYMBOL(setup_new_exec); + +diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h +index 6ce71e4e82e5..bd997b3d6a6f 100644 +--- a/fs/ext4/ext4.h ++++ b/fs/ext4/ext4.h +@@ -233,6 +233,7 @@ struct ext4_io_submit { + #define EXT4_MAX_BLOCK_SIZE 65536 + #define EXT4_MIN_BLOCK_LOG_SIZE 10 + #define EXT4_MAX_BLOCK_LOG_SIZE 16 ++#define EXT4_MAX_CLUSTER_LOG_SIZE 30 + #ifdef __KERNEL__ + # define EXT4_BLOCK_SIZE(s) ((s)->s_blocksize) + #else +diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c +index 3ea62695abce..3968b164df6e 100644 +--- a/fs/ext4/inline.c ++++ b/fs/ext4/inline.c +@@ -334,8 +334,10 @@ static int ext4_update_inline_data(handle_t *handle, struct inode *inode, + + len -= EXT4_MIN_INLINE_DATA_SIZE; + value = kzalloc(len, GFP_NOFS); +- if (!value) ++ if (!value) { ++ error = -ENOMEM; + goto out; ++ } + + error = ext4_xattr_ibody_get(inode, i.name_index, i.name, + value, len); +diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c +index dee06cd428eb..da268894e7c7 100644 +--- a/fs/ext4/mballoc.c ++++ b/fs/ext4/mballoc.c +@@ -668,7 +668,7 @@ static void ext4_mb_mark_free_simple(struct super_block *sb, + ext4_grpblk_t min; + ext4_grpblk_t max; + ext4_grpblk_t chunk; +- unsigned short border; ++ unsigned int border; + + BUG_ON(len > EXT4_CLUSTERS_PER_GROUP(sb)); + +@@ -2254,7 +2254,7 @@ static int ext4_mb_seq_groups_show(struct seq_file *seq, void *v) + struct ext4_group_info *grinfo; + struct sg { + struct ext4_group_info info; +- ext4_grpblk_t counters[16]; ++ ext4_grpblk_t counters[EXT4_MAX_BLOCK_LOG_SIZE + 2]; + } sg; + + group--; +diff --git a/fs/ext4/super.c b/fs/ext4/super.c +index 60964b7d7ffe..a5200023e604 100644 +--- a/fs/ext4/super.c ++++ b/fs/ext4/super.c +@@ -3325,10 +3325,15 @@ static int count_overhead(struct super_block *sb, ext4_group_t grp, + ext4_set_bit(s++, buf); + count++; + } +- for (j = ext4_bg_num_gdb(sb, grp); j > 0; j--) { +- ext4_set_bit(EXT4_B2C(sbi, s++), buf); +- count++; ++ j = ext4_bg_num_gdb(sb, grp); ++ if (s + j > EXT4_BLOCKS_PER_GROUP(sb)) { ++ ext4_error(sb, "Invalid number of block group " ++ "descriptor blocks: %d", j); ++ j = EXT4_BLOCKS_PER_GROUP(sb) - s; + } ++ count += j; ++ for (; j > 0; j--) ++ ext4_set_bit(EXT4_B2C(sbi, s++), buf); + } + if (!count) + return 0; +@@ -3690,7 +3695,15 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) + if (blocksize < EXT4_MIN_BLOCK_SIZE || + blocksize > EXT4_MAX_BLOCK_SIZE) { + ext4_msg(sb, KERN_ERR, +- "Unsupported filesystem blocksize %d", blocksize); ++ "Unsupported filesystem blocksize %d (%d log_block_size)", ++ blocksize, le32_to_cpu(es->s_log_block_size)); ++ goto failed_mount; ++ } ++ if (le32_to_cpu(es->s_log_block_size) > ++ (EXT4_MAX_BLOCK_LOG_SIZE - EXT4_MIN_BLOCK_LOG_SIZE)) { ++ ext4_msg(sb, KERN_ERR, ++ "Invalid log block size: %u", ++ le32_to_cpu(es->s_log_block_size)); + goto failed_mount; + } + +@@ -3766,12 +3779,16 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) + + sbi->s_blocks_per_group = le32_to_cpu(es->s_blocks_per_group); + sbi->s_inodes_per_group = le32_to_cpu(es->s_inodes_per_group); +- if (EXT4_INODE_SIZE(sb) == 0 || EXT4_INODES_PER_GROUP(sb) == 0) +- goto cantfind_ext4; + + sbi->s_inodes_per_block = blocksize / EXT4_INODE_SIZE(sb); + if (sbi->s_inodes_per_block == 0) + goto cantfind_ext4; ++ if (sbi->s_inodes_per_group < sbi->s_inodes_per_block || ++ sbi->s_inodes_per_group > blocksize * 8) { ++ ext4_msg(sb, KERN_ERR, "invalid inodes per group: %lu\n", ++ sbi->s_blocks_per_group); ++ goto failed_mount; ++ } + sbi->s_itb_per_group = sbi->s_inodes_per_group / + sbi->s_inodes_per_block; + sbi->s_desc_per_block = blocksize / EXT4_DESC_SIZE(sb); +@@ -3812,6 +3829,13 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) + "block size (%d)", clustersize, blocksize); + goto failed_mount; + } ++ if (le32_to_cpu(es->s_log_cluster_size) > ++ (EXT4_MAX_CLUSTER_LOG_SIZE - EXT4_MIN_BLOCK_LOG_SIZE)) { ++ ext4_msg(sb, KERN_ERR, ++ "Invalid log cluster size: %u", ++ le32_to_cpu(es->s_log_cluster_size)); ++ goto failed_mount; ++ } + sbi->s_cluster_bits = le32_to_cpu(es->s_log_cluster_size) - + le32_to_cpu(es->s_log_block_size); + sbi->s_clusters_per_group = +@@ -3848,13 +3872,6 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) + } + sbi->s_cluster_ratio = clustersize / blocksize; + +- if (sbi->s_inodes_per_group > blocksize * 8) { +- ext4_msg(sb, KERN_ERR, +- "#inodes per group too big: %lu", +- sbi->s_inodes_per_group); +- goto failed_mount; +- } +- + /* Do we have standard group size of clustersize * 8 blocks ? */ + if (sbi->s_blocks_per_group == clustersize << 3) + set_opt2(sb, STD_GROUP_SIZE); +diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c +index 0a91ab813a9e..8e53d80c181a 100644 +--- a/fs/f2fs/debug.c ++++ b/fs/f2fs/debug.c +@@ -295,6 +295,7 @@ static int stat_open(struct inode *inode, struct file *file) + } + + static const struct file_operations stat_fops = { ++ .owner = THIS_MODULE, + .open = stat_open, + .read = seq_read, + .llseek = seq_lseek, +diff --git a/fs/nfs/file.c b/fs/nfs/file.c +index 2ab6f00dba5b..c85da0fc4593 100644 +--- a/fs/nfs/file.c ++++ b/fs/nfs/file.c +@@ -410,7 +410,7 @@ static int nfs_write_end(struct file *file, struct address_space *mapping, + */ + if (!PageUptodate(page)) { + unsigned pglen = nfs_page_length(page); +- unsigned end = offset + len; ++ unsigned end = offset + copied; + + if (pglen == 0) { + zero_user_segments(page, 0, offset, +diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c +index 5942b9fa5681..315f96c88091 100644 +--- a/fs/xfs/xfs_log_recover.c ++++ b/fs/xfs/xfs_log_recover.c +@@ -3861,6 +3861,7 @@ xlog_recover_clear_agi_bucket( + agi->agi_unlinked[bucket] = cpu_to_be32(NULLAGINO); + offset = offsetof(xfs_agi_t, agi_unlinked) + + (sizeof(xfs_agino_t) * bucket); ++ xfs_trans_buf_set_type(tp, agibp, XFS_BLFT_AGI_BUF); + xfs_trans_log_buf(tp, agibp, offset, + (offset + sizeof(xfs_agino_t) - 1)); + +diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h +index 70fde9c5c61d..49ac10f99da0 100644 +--- a/include/linux/netdevice.h ++++ b/include/linux/netdevice.h +@@ -1888,22 +1888,17 @@ struct napi_gro_cb { + /* Number of segments aggregated. */ + u16 count; + +- /* This is non-zero if the packet may be of the same flow. */ +- u8 same_flow; +- +- /* Free the skb? */ +- u8 free; +-#define NAPI_GRO_FREE 1 +-#define NAPI_GRO_FREE_STOLEN_HEAD 2 +- + /* jiffies when first packet was created/queued */ + unsigned long age; + + /* Used in ipv6_gro_receive() and foo-over-udp */ + u16 proto; + +- /* Used in udp_gro_receive */ +- u8 udp_mark:1; ++ /* This is non-zero if the packet may be of the same flow. */ ++ u8 same_flow:1; ++ ++ /* Used in tunnel GRO receive */ ++ u8 encap_mark:1; + + /* GRO checksum is valid */ + u8 csum_valid:1; +@@ -1911,9 +1906,16 @@ struct napi_gro_cb { + /* Number of checksums via CHECKSUM_UNNECESSARY */ + u8 csum_cnt:3; + ++ /* Free the skb? */ ++ u8 free:2; ++#define NAPI_GRO_FREE 1 ++#define NAPI_GRO_FREE_STOLEN_HEAD 2 ++ + /* Used in foo-over-udp, set in udp[46]_gro_receive */ + u8 is_ipv6:1; + ++ /* 7 bit hole */ ++ + /* used to support CHECKSUM_COMPLETE for tunneling protocols */ + __wsum csum; + +diff --git a/include/net/ip.h b/include/net/ip.h +index d00ebdf14ca4..7f0cd17668ae 100644 +--- a/include/net/ip.h ++++ b/include/net/ip.h +@@ -233,6 +233,8 @@ static inline int inet_is_local_reserved_port(struct net *net, int port) + } + #endif + ++__be32 inet_current_timestamp(void); ++ + /* From inetpeer.c */ + extern int inet_peer_threshold; + extern int inet_peer_minttl; +diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h +index ce55906b54a0..2ecac2032a3a 100644 +--- a/include/rdma/ib_addr.h ++++ b/include/rdma/ib_addr.h +@@ -184,10 +184,12 @@ static inline void iboe_addr_get_sgid(struct rdma_dev_addr *dev_addr, + + dev = dev_get_by_index(&init_net, dev_addr->bound_dev_if); + if (dev) { +- ip4 = (struct in_device *)dev->ip_ptr; +- if (ip4 && ip4->ifa_list && ip4->ifa_list->ifa_address) ++ ip4 = in_dev_get(dev); ++ if (ip4 && ip4->ifa_list && ip4->ifa_list->ifa_address) { + ipv6_addr_set_v4mapped(ip4->ifa_list->ifa_address, + (struct in6_addr *)gid); ++ in_dev_put(ip4); ++ } + dev_put(dev); + } + } +diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c +index 2964333687dc..a88178c9ca5f 100644 +--- a/kernel/trace/trace_functions_graph.c ++++ b/kernel/trace/trace_functions_graph.c +@@ -877,6 +877,10 @@ print_graph_entry_leaf(struct trace_iterator *iter, + + cpu_data = per_cpu_ptr(data->cpu_data, cpu); + ++ /* If a graph tracer ignored set_graph_notrace */ ++ if (call->depth < -1) ++ call->depth += FTRACE_NOTRACE_DEPTH; ++ + /* + * Comments display at + 1 to depth. Since + * this is a leaf function, keep the comments +@@ -885,7 +889,8 @@ print_graph_entry_leaf(struct trace_iterator *iter, + cpu_data->depth = call->depth - 1; + + /* No need to keep this function around for this depth */ +- if (call->depth < FTRACE_RETFUNC_DEPTH) ++ if (call->depth < FTRACE_RETFUNC_DEPTH && ++ !WARN_ON_ONCE(call->depth < 0)) + cpu_data->enter_funcs[call->depth] = 0; + } + +@@ -922,11 +927,16 @@ print_graph_entry_nested(struct trace_iterator *iter, + struct fgraph_cpu_data *cpu_data; + int cpu = iter->cpu; + ++ /* If a graph tracer ignored set_graph_notrace */ ++ if (call->depth < -1) ++ call->depth += FTRACE_NOTRACE_DEPTH; ++ + cpu_data = per_cpu_ptr(data->cpu_data, cpu); + cpu_data->depth = call->depth; + + /* Save this function pointer to see if the exit matches */ +- if (call->depth < FTRACE_RETFUNC_DEPTH) ++ if (call->depth < FTRACE_RETFUNC_DEPTH && ++ !WARN_ON_ONCE(call->depth < 0)) + cpu_data->enter_funcs[call->depth] = call->func; + } + +@@ -1179,7 +1189,8 @@ print_graph_return(struct ftrace_graph_ret *trace, struct trace_seq *s, + */ + cpu_data->depth = trace->depth - 1; + +- if (trace->depth < FTRACE_RETFUNC_DEPTH) { ++ if (trace->depth < FTRACE_RETFUNC_DEPTH && ++ !WARN_ON_ONCE(trace->depth < 0)) { + if (cpu_data->enter_funcs[trace->depth] != trace->func) + func_match = 0; + cpu_data->enter_funcs[trace->depth] = 0; +diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c +index 1519051603ff..0861598c2465 100644 +--- a/net/ceph/messenger.c ++++ b/net/ceph/messenger.c +@@ -1979,6 +1979,19 @@ static int process_connect(struct ceph_connection *con) + + dout("process_connect on %p tag %d\n", con, (int)con->in_tag); + ++ if (con->auth_reply_buf) { ++ /* ++ * Any connection that defines ->get_authorizer() ++ * should also define ->verify_authorizer_reply(). ++ * See get_connect_authorizer(). ++ */ ++ ret = con->ops->verify_authorizer_reply(con, 0); ++ if (ret < 0) { ++ con->error_msg = "bad authorize reply"; ++ return ret; ++ } ++ } ++ + switch (con->in_reply.tag) { + case CEPH_MSGR_TAG_FEATURES: + pr_err("%s%lld %s feature set mismatch," +diff --git a/net/core/dev.c b/net/core/dev.c +index 93612b2e3bbf..2a24197f3a45 100644 +--- a/net/core/dev.c ++++ b/net/core/dev.c +@@ -4020,7 +4020,7 @@ static enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff + NAPI_GRO_CB(skb)->same_flow = 0; + NAPI_GRO_CB(skb)->flush = 0; + NAPI_GRO_CB(skb)->free = 0; +- NAPI_GRO_CB(skb)->udp_mark = 0; ++ NAPI_GRO_CB(skb)->encap_mark = 0; + + /* Setup for GRO checksum validation */ + switch (skb->ip_summed) { +diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c +index 6cf020ea4f46..1a621e1f1864 100644 +--- a/net/ipv4/af_inet.c ++++ b/net/ipv4/af_inet.c +@@ -1391,6 +1391,45 @@ out: + return pp; + } + ++static struct sk_buff **ipip_gro_receive(struct sk_buff **head, ++ struct sk_buff *skb) ++{ ++ if (NAPI_GRO_CB(skb)->encap_mark) { ++ NAPI_GRO_CB(skb)->flush = 1; ++ return NULL; ++ } ++ ++ NAPI_GRO_CB(skb)->encap_mark = 1; ++ ++ return inet_gro_receive(head, skb); ++} ++ ++#define SECONDS_PER_DAY 86400 ++ ++/* inet_current_timestamp - Return IP network timestamp ++ * ++ * Return milliseconds since midnight in network byte order. ++ */ ++__be32 inet_current_timestamp(void) ++{ ++ u32 secs; ++ u32 msecs; ++ struct timespec64 ts; ++ ++ ktime_get_real_ts64(&ts); ++ ++ /* Get secs since midnight. */ ++ (void)div_u64_rem(ts.tv_sec, SECONDS_PER_DAY, &secs); ++ /* Convert to msecs. */ ++ msecs = secs * MSEC_PER_SEC; ++ /* Convert nsec to msec. */ ++ msecs += (u32)ts.tv_nsec / NSEC_PER_MSEC; ++ ++ /* Convert to network byte order. */ ++ return htons(msecs); ++} ++EXPORT_SYMBOL(inet_current_timestamp); ++ + int inet_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) + { + if (sk->sk_family == AF_INET) +@@ -1433,6 +1472,13 @@ out_unlock: + return err; + } + ++static int ipip_gro_complete(struct sk_buff *skb, int nhoff) ++{ ++ skb->encapsulation = 1; ++ skb_shinfo(skb)->gso_type |= SKB_GSO_IPIP; ++ return inet_gro_complete(skb, nhoff); ++} ++ + int inet_ctl_sock_create(struct sock **sk, unsigned short family, + unsigned short type, unsigned char protocol, + struct net *net) +@@ -1649,8 +1695,8 @@ static struct packet_offload ip_packet_offload __read_mostly = { + static const struct net_offload ipip_offload = { + .callbacks = { + .gso_segment = inet_gso_segment, +- .gro_receive = inet_gro_receive, +- .gro_complete = inet_gro_complete, ++ .gro_receive = ipip_gro_receive, ++ .gro_complete = ipip_gro_complete, + }, + }; + +diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c +index 8ce8e82d1abb..f7ae11d47e89 100644 +--- a/net/ipv4/fou.c ++++ b/net/ipv4/fou.c +@@ -113,6 +113,14 @@ static struct sk_buff **fou_gro_receive(struct sk_buff **head, + u8 proto = NAPI_GRO_CB(skb)->proto; + const struct net_offload **offloads; + ++ /* We can clear the encap_mark for FOU as we are essentially doing ++ * one of two possible things. We are either adding an L4 tunnel ++ * header to the outer L3 tunnel header, or we are are simply ++ * treating the GRE tunnel header as though it is a UDP protocol ++ * specific header such as VXLAN or GENEVE. ++ */ ++ NAPI_GRO_CB(skb)->encap_mark = 0; ++ + rcu_read_lock(); + offloads = NAPI_GRO_CB(skb)->is_ipv6 ? inet6_offloads : inet_offloads; + ops = rcu_dereference(offloads[proto]); +@@ -217,6 +225,14 @@ static struct sk_buff **gue_gro_receive(struct sk_buff **head, + + skb_gro_pull(skb, guehlen); + ++ /* We can clear the encap_mark for GUE as we are essentially doing ++ * one of two possible things. We are either adding an L4 tunnel ++ * header to the outer L3 tunnel header, or we are are simply ++ * treating the GRE tunnel header as though it is a UDP protocol ++ * specific header such as VXLAN or GENEVE. ++ */ ++ NAPI_GRO_CB(skb)->encap_mark = 0; ++ + /* Adjusted NAPI_GRO_CB(skb)->csum after skb_gro_pull()*/ + skb_gro_postpull_rcsum(skb, guehdr, guehlen); + +diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c +index abc50b41bc39..cc7b08232e92 100644 +--- a/net/ipv4/gre_offload.c ++++ b/net/ipv4/gre_offload.c +@@ -128,6 +128,11 @@ static struct sk_buff **gre_gro_receive(struct sk_buff **head, + struct packet_offload *ptype; + __be16 type; + ++ if (NAPI_GRO_CB(skb)->encap_mark) ++ goto out; ++ ++ NAPI_GRO_CB(skb)->encap_mark = 1; ++ + off = skb_gro_offset(skb); + hlen = off + sizeof(*greh); + greh = skb_gro_header_fast(skb, off); +diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c +index 5882f584910e..2d6f89070373 100644 +--- a/net/ipv4/icmp.c ++++ b/net/ipv4/icmp.c +@@ -902,7 +902,6 @@ static void icmp_echo(struct sk_buff *skb) + */ + static void icmp_timestamp(struct sk_buff *skb) + { +- struct timespec tv; + struct icmp_bxm icmp_param; + /* + * Too short. +@@ -913,9 +912,7 @@ static void icmp_timestamp(struct sk_buff *skb) + /* + * Fill in the current time as ms since midnight UT: + */ +- getnstimeofday(&tv); +- icmp_param.data.times[1] = htonl((tv.tv_sec % 86400) * MSEC_PER_SEC + +- tv.tv_nsec / NSEC_PER_MSEC); ++ icmp_param.data.times[1] = inet_current_timestamp(); + icmp_param.data.times[2] = icmp_param.data.times[1]; + if (skb_copy_bits(skb, 0, &icmp_param.data.times[0], 4)) + BUG(); +diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c +index 5b3d91be2db0..0e4632e93809 100644 +--- a/net/ipv4/ip_options.c ++++ b/net/ipv4/ip_options.c +@@ -58,10 +58,9 @@ void ip_options_build(struct sk_buff *skb, struct ip_options *opt, + if (opt->ts_needaddr) + ip_rt_get_source(iph+opt->ts+iph[opt->ts+2]-9, skb, rt); + if (opt->ts_needtime) { +- struct timespec tv; + __be32 midtime; +- getnstimeofday(&tv); +- midtime = htonl((tv.tv_sec % 86400) * MSEC_PER_SEC + tv.tv_nsec / NSEC_PER_MSEC); ++ ++ midtime = inet_current_timestamp(); + memcpy(iph+opt->ts+iph[opt->ts+2]-5, &midtime, 4); + } + return; +@@ -415,11 +414,10 @@ int ip_options_compile(struct net *net, + break; + } + if (timeptr) { +- struct timespec tv; +- u32 midtime; +- getnstimeofday(&tv); +- midtime = (tv.tv_sec % 86400) * MSEC_PER_SEC + tv.tv_nsec / NSEC_PER_MSEC; +- put_unaligned_be32(midtime, timeptr); ++ __be32 midtime; ++ ++ midtime = inet_current_timestamp(); ++ memcpy(timeptr, &midtime, 4); + opt->is_changed = 1; + } + } else if ((optptr[3]&0xF) != IPOPT_TS_PRESPEC) { +diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c +index 6480cea7aa53..e6d05ae1f22e 100644 +--- a/net/ipv4/udp_offload.c ++++ b/net/ipv4/udp_offload.c +@@ -266,14 +266,14 @@ struct sk_buff **udp_gro_receive(struct sk_buff **head, struct sk_buff *skb, + unsigned int off = skb_gro_offset(skb); + int flush = 1; + +- if (NAPI_GRO_CB(skb)->udp_mark || ++ if (NAPI_GRO_CB(skb)->encap_mark || + (skb->ip_summed != CHECKSUM_PARTIAL && + NAPI_GRO_CB(skb)->csum_cnt == 0 && + !NAPI_GRO_CB(skb)->csum_valid)) + goto out; + +- /* mark that this skb passed once through the udp gro layer */ +- NAPI_GRO_CB(skb)->udp_mark = 1; ++ /* mark that this skb passed once through the tunnel gro layer */ ++ NAPI_GRO_CB(skb)->encap_mark = 1; + + rcu_read_lock(); + uo_priv = rcu_dereference(udp_offload_base); +diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c +index 01e12d0d8fcc..f291813c7c0c 100644 +--- a/net/ipv6/ip6_offload.c ++++ b/net/ipv6/ip6_offload.c +@@ -258,6 +258,19 @@ out: + return pp; + } + ++static struct sk_buff **sit_gro_receive(struct sk_buff **head, ++ struct sk_buff *skb) ++{ ++ if (NAPI_GRO_CB(skb)->encap_mark) { ++ NAPI_GRO_CB(skb)->flush = 1; ++ return NULL; ++ } ++ ++ NAPI_GRO_CB(skb)->encap_mark = 1; ++ ++ return ipv6_gro_receive(head, skb); ++} ++ + static int ipv6_gro_complete(struct sk_buff *skb, int nhoff) + { + const struct net_offload *ops; +diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c +index 53ed8d3f8897..81e29f02d28e 100644 +--- a/net/sunrpc/auth_gss/auth_gss.c ++++ b/net/sunrpc/auth_gss/auth_gss.c +@@ -539,9 +539,13 @@ gss_setup_upcall(struct gss_auth *gss_auth, struct rpc_cred *cred) + return gss_new; + gss_msg = gss_add_msg(gss_new); + if (gss_msg == gss_new) { +- int res = rpc_queue_upcall(gss_new->pipe, &gss_new->msg); ++ int res; ++ atomic_inc(&gss_msg->count); ++ res = rpc_queue_upcall(gss_new->pipe, &gss_new->msg); + if (res) { + gss_unhash_msg(gss_new); ++ atomic_dec(&gss_msg->count); ++ gss_release_msg(gss_new); + gss_msg = ERR_PTR(res); + } + } else +@@ -834,6 +838,7 @@ gss_pipe_destroy_msg(struct rpc_pipe_msg *msg) + warn_gssd(); + gss_release_msg(gss_msg); + } ++ gss_release_msg(gss_msg); + } + + static void gss_pipe_dentry_destroy(struct dentry *dir, +diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c +index 8275f0e55106..4b2f44c20caf 100644 +--- a/scripts/kconfig/nconf.gui.c ++++ b/scripts/kconfig/nconf.gui.c +@@ -364,12 +364,14 @@ int dialog_inputbox(WINDOW *main_window, + WINDOW *prompt_win; + WINDOW *form_win; + PANEL *panel; +- int i, x, y; ++ int i, x, y, lines, columns, win_lines, win_cols; + int res = -1; + int cursor_position = strlen(init); + int cursor_form_win; + char *result = *resultp; + ++ getmaxyx(stdscr, lines, columns); ++ + if (strlen(init)+1 > *result_len) { + *result_len = strlen(init)+1; + *resultp = result = realloc(result, *result_len); +@@ -386,14 +388,19 @@ int dialog_inputbox(WINDOW *main_window, + if (title) + prompt_width = max(prompt_width, strlen(title)); + ++ win_lines = min(prompt_lines+6, lines-2); ++ win_cols = min(prompt_width+7, columns-2); ++ prompt_lines = max(win_lines-6, 0); ++ prompt_width = max(win_cols-7, 0); ++ + /* place dialog in middle of screen */ +- y = (getmaxy(stdscr)-(prompt_lines+4))/2; +- x = (getmaxx(stdscr)-(prompt_width+4))/2; ++ y = (lines-win_lines)/2; ++ x = (columns-win_cols)/2; + + strncpy(result, init, *result_len); + + /* create the windows */ +- win = newwin(prompt_lines+6, prompt_width+7, y, x); ++ win = newwin(win_lines, win_cols, y, x); + prompt_win = derwin(win, prompt_lines+1, prompt_width, 2, 2); + form_win = derwin(win, 1, prompt_width, prompt_lines+3, 2); + keypad(form_win, TRUE); +diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c +index ebb8feff0a84..0e4908b6163d 100644 +--- a/sound/pci/hda/patch_realtek.c ++++ b/sound/pci/hda/patch_realtek.c +@@ -5712,6 +5712,9 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = { + {0x12, 0x90a60180}, + {0x14, 0x90170120}, + {0x21, 0x02211030}), ++ SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE, ++ {0x1b, 0x01011020}, ++ {0x21, 0x02211010}), + SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE, + ALC256_STANDARD_PINS, + {0x13, 0x40000000}), +diff --git a/sound/usb/hiface/pcm.c b/sound/usb/hiface/pcm.c +index 2c44139b4041..33db205dd12b 100644 +--- a/sound/usb/hiface/pcm.c ++++ b/sound/usb/hiface/pcm.c +@@ -445,6 +445,8 @@ static int hiface_pcm_prepare(struct snd_pcm_substream *alsa_sub) + + mutex_lock(&rt->stream_mutex); + ++ hiface_pcm_stream_stop(rt); ++ + sub->dma_off = 0; + sub->period_off = 0; + +diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c +index 0d7f1ced1d3b..1ceeb9e875a4 100644 +--- a/sound/usb/mixer.c ++++ b/sound/usb/mixer.c +@@ -916,9 +916,10 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval, + case USB_ID(0x046d, 0x0826): /* HD Webcam c525 */ + case USB_ID(0x046d, 0x08ca): /* Logitech Quickcam Fusion */ + case USB_ID(0x046d, 0x0991): ++ case USB_ID(0x046d, 0x09a2): /* QuickCam Communicate Deluxe/S7500 */ + /* Most audio usb devices lie about volume resolution. + * Most Logitech webcams have res = 384. +- * Proboly there is some logitech magic behind this number --fishor ++ * Probably there is some logitech magic behind this number --fishor + */ + if (!strcmp(kctl->id.name, "Mic Capture Volume")) { + usb_audio_info(chip,
