diff options
Diffstat (limited to 'include/linux')
53 files changed, 415 insertions, 201 deletions
diff --git a/include/linux/audit.h b/include/linux/audit.h index aa865a9..ec1464d 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -43,6 +43,7 @@ struct mq_attr; struct mqstat; struct audit_watch; struct audit_tree; +struct sk_buff; struct audit_krule { int vers_ops; @@ -463,7 +464,7 @@ extern int audit_filter_user(int type); extern int audit_filter_type(int type); extern int audit_rule_change(int type, __u32 portid, int seq, void *data, size_t datasz); -extern int audit_list_rules_send(__u32 portid, int seq); +extern int audit_list_rules_send(struct sk_buff *request_skb, int seq); extern u32 audit_enabled; #else /* CONFIG_AUDIT */ diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index fd8bf32..b4a745d 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -115,7 +115,6 @@ extern int copy_strings_kernel(int argc, const char *const *argv, extern int prepare_bprm_creds(struct linux_binprm *bprm); extern void install_exec_creds(struct linux_binprm *bprm); extern void set_binfmt(struct linux_binfmt *new); -extern void free_bprm(struct linux_binprm *); extern ssize_t read_code(struct file *, unsigned long, loff_t, size_t); #endif /* _LINUX_BINFMTS_H */ diff --git a/include/linux/bio.h b/include/linux/bio.h index 7065452..5a4d39b 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -250,6 +250,17 @@ static inline unsigned bio_segments(struct bio *bio) struct bio_vec bv; struct bvec_iter iter; + /* + * We special case discard/write same, because they interpret bi_size + * differently: + */ + + if (bio->bi_rw & REQ_DISCARD) + return 1; + + if (bio->bi_rw & REQ_WRITE_SAME) + return 1; + bio_for_each_segment(bv, bio, iter) segs++; @@ -332,6 +343,7 @@ extern struct bio *bio_clone_fast(struct bio *, gfp_t, struct bio_set *); extern struct bio *bio_clone_bioset(struct bio *, gfp_t, struct bio_set *bs); extern struct bio_set *fs_bio_set; +unsigned int bio_integrity_tag_size(struct bio *bio); static inline struct bio *bio_alloc(gfp_t gfp_mask, unsigned int nr_iovecs) { diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 161b231..2ff2e8d 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -83,6 +83,8 @@ struct blk_mq_ops { */ rq_timed_out_fn *timeout; + softirq_done_fn *complete; + /* * Override for hctx allocations (should probably go) */ @@ -119,11 +121,11 @@ void blk_mq_init_commands(struct request_queue *, void (*init)(void *data, struc void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule); -void blk_mq_insert_request(struct request_queue *, struct request *, bool); +void blk_mq_insert_request(struct request *, bool, bool, bool); void blk_mq_run_queues(struct request_queue *q, bool async); void blk_mq_free_request(struct request *rq); bool blk_mq_can_queue(struct blk_mq_hw_ctx *); -struct request *blk_mq_alloc_request(struct request_queue *q, int rw, gfp_t gfp, bool reserved); +struct request *blk_mq_alloc_request(struct request_queue *q, int rw, gfp_t gfp); struct request *blk_mq_alloc_reserved_request(struct request_queue *q, int rw, gfp_t gfp); struct request *blk_mq_rq_from_tag(struct request_queue *q, unsigned int tag); @@ -131,7 +133,15 @@ struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *, const int ctx_ind struct blk_mq_hw_ctx *blk_mq_alloc_single_hw_queue(struct blk_mq_reg *, unsigned int); void blk_mq_free_single_hw_queue(struct blk_mq_hw_ctx *, unsigned int); -void blk_mq_end_io(struct request *rq, int error); +bool blk_mq_end_io_partial(struct request *rq, int error, + unsigned int nr_bytes); +static inline void blk_mq_end_io(struct request *rq, int error) +{ + bool done = !blk_mq_end_io_partial(rq, error, blk_rq_bytes(rq)); + BUG_ON(!done); +} + +void blk_mq_complete_request(struct request *rq); void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx); void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 8678c43..4afa4f8 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -98,7 +98,7 @@ struct request { struct list_head queuelist; union { struct call_single_data csd; - struct work_struct mq_flush_data; + struct work_struct mq_flush_work; }; struct request_queue *q; @@ -448,13 +448,8 @@ struct request_queue { unsigned long flush_pending_since; struct list_head flush_queue[2]; struct list_head flush_data_in_flight; - union { - struct request flush_rq; - struct { - spinlock_t mq_flush_lock; - struct work_struct mq_flush_work; - }; - }; + struct request *flush_rq; + spinlock_t mq_flush_lock; struct mutex sysfs_lock; diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h index 2f0543f..f9bbbb4 100644 --- a/include/linux/can/skb.h +++ b/include/linux/can/skb.h @@ -11,7 +11,9 @@ #define CAN_SKB_H #include <linux/types.h> +#include <linux/skbuff.h> #include <linux/can.h> +#include <net/sock.h> /* * The struct can_skb_priv is used to transport additional information along @@ -42,4 +44,40 @@ static inline void can_skb_reserve(struct sk_buff *skb) skb_reserve(skb, sizeof(struct can_skb_priv)); } +static inline void can_skb_destructor(struct sk_buff *skb) +{ + sock_put(skb->sk); +} + +static inline void can_skb_set_owner(struct sk_buff *skb, struct sock *sk) +{ + if (sk) { + sock_hold(sk); + skb->destructor = can_skb_destructor; + skb->sk = sk; + } +} + +/* + * returns an unshared skb owned by the original sock to be echo'ed back + */ +static inline struct sk_buff *can_create_echo_skb(struct sk_buff *skb) +{ + if (skb_shared(skb)) { + struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC); + + if (likely(nskb)) { + can_skb_set_owner(nskb, skb->sk); + consume_skb(skb); + return nskb; + } else { + kfree_skb(skb); + return NULL; + } + } + + /* we can assume to have an unshared skb with proper owner */ + return skb; +} + #endif /* CAN_SKB_H */ diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index 2623cff..25bfb0e 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -373,8 +373,9 @@ extern const char *ceph_mds_op_name(int op); /* * Ceph setxattr request flags. */ -#define CEPH_XATTR_CREATE 1 -#define CEPH_XATTR_REPLACE 2 +#define CEPH_XATTR_CREATE (1 << 0) +#define CEPH_XATTR_REPLACE (1 << 1) +#define CEPH_XATTR_REMOVE (1 << 31) union ceph_mds_request_args { struct { diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 5c09759..9450f02 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -166,6 +166,8 @@ struct cgroup { * * The ID of the root cgroup is always 0, and a new cgroup * will be assigned with a smallest available ID. + * + * Allocating/Removing ID must be protected by cgroup_mutex. */ int id; diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index 092b641..4a21a87 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -245,6 +245,10 @@ long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate, void omap2_init_clk_clkdm(struct clk_hw *clk); unsigned long omap3_clkoutx2_recalc(struct clk_hw *hw, unsigned long parent_rate); +int omap3_clkoutx2_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate); +long omap3_clkoutx2_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *prate); int omap2_clkops_enable_clkdm(struct clk_hw *hw); void omap2_clkops_disable_clkdm(struct clk_hw *hw); int omap2_clk_disable_autoidle_all(void); diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h index ded4299..2507fd2 100644 --- a/include/linux/compiler-gcc4.h +++ b/include/linux/compiler-gcc4.h @@ -75,11 +75,7 @@ * * (asm goto is automatically volatile - the naming reflects this.) */ -#if GCC_VERSION <= 40801 -# define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) -#else -# define asm_volatile_goto(x...) do { asm goto(x); } while (0) -#endif +#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) #ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP #if GCC_VERSION >= 40400 diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index dfac5ed..f886985 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -171,7 +171,7 @@ struct dma_buf *dma_buf_export_named(void *priv, const struct dma_buf_ops *ops, size_t size, int flags, const char *); #define dma_buf_export(priv, ops, size, flags) \ - dma_buf_export_named(priv, ops, size, flags, __FILE__) + dma_buf_export_named(priv, ops, size, flags, KBUILD_MODNAME) int dma_buf_fd(struct dma_buf *dmabuf, int flags); struct dma_buf *dma_buf_get(int fd); diff --git a/include/linux/file.h b/include/linux/file.h index cbacf4f..4d69123 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -28,33 +28,36 @@ static inline void fput_light(struct file *file, int fput_needed) struct fd { struct file *file; - int need_put; + unsigned int flags; }; +#define FDPUT_FPUT 1 +#define FDPUT_POS_UNLOCK 2 static inline void fdput(struct fd fd) { - if (fd.need_put) + if (fd.flags & FDPUT_FPUT) fput(fd.file); } extern struct file *fget(unsigned int fd); -extern struct file *fget_light(unsigned int fd, int *fput_needed); +extern struct file *fget_raw(unsigned int fd); +extern unsigned long __fdget(unsigned int fd); +extern unsigned long __fdget_raw(unsigned int fd); +extern unsigned long __fdget_pos(unsigned int fd); -static inline struct fd fdget(unsigned int fd) +static inline struct fd __to_fd(unsigned long v) { - int b; - struct file *f = fget_light(fd, &b); - return (struct fd){f,b}; + return (struct fd){(struct file *)(v & ~3),v & 3}; } -extern struct file *fget_raw(unsigned int fd); -extern struct file *fget_raw_light(unsigned int fd, int *fput_needed); +static inline struct fd fdget(unsigned int fd) +{ + return __to_fd(__fdget(fd)); +} static inline struct fd fdget_raw(unsigned int fd) { - int b; - struct file *f = fget_raw_light(fd, &b); - return (struct fd){f,b}; + return __to_fd(__fdget_raw(fd)); } extern int f_dupfd(unsigned int from, struct file *file, unsigned flags); diff --git a/include/linux/firewire.h b/include/linux/firewire.h index 5d7782e..c3683bd 100644 --- a/include/linux/firewire.h +++ b/include/linux/firewire.h @@ -200,6 +200,7 @@ struct fw_device { unsigned irmc:1; unsigned bc_implemented:2; + work_func_t workfn; struct delayed_work work; struct fw_attribute_group attribute_group; }; diff --git a/include/linux/fs.h b/include/linux/fs.h index 09f553c..23b2a35 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -123,6 +123,9 @@ typedef void (dio_iodone_t)(struct kiocb *iocb, loff_t offset, /* File is opened with O_PATH; almost nothing can be done with it */ #define FMODE_PATH ((__force fmode_t)0x4000) +/* File needs atomic accesses to f_pos */ +#define FMODE_ATOMIC_POS ((__force fmode_t)0x8000) + /* File was opened by fanotify and shouldn't generate fanotify events */ #define FMODE_NONOTIFY ((__force fmode_t)0x1000000) @@ -780,13 +783,14 @@ struct file { const struct file_operations *f_op; /* - * Protects f_ep_links, f_flags, f_pos vs i_size in lseek SEEK_CUR. + * Protects f_ep_links, f_flags. * Must not be taken from IRQ context. */ spinlock_t f_lock; atomic_long_t f_count; unsigned int f_flags; fmode_t f_mode; + struct mutex f_pos_lock; loff_t f_pos; struct fown_struct f_owner; const struct cred *f_cred; @@ -808,7 +812,7 @@ struct file { #ifdef CONFIG_DEBUG_WRITECOUNT unsigned long f_mnt_write_state; #endif -}; +} __attribute__((aligned(4))); /* lest something weird decides that 2 is OK */ struct file_handle { __u32 handle_bytes; @@ -2079,6 +2083,7 @@ extern struct file * dentry_open(const struct path *, int, const struct cred *); extern int filp_close(struct file *, fl_owner_t id); extern struct filename *getname(const char __user *); +extern struct filename *getname_kernel(const char *); enum { FILE_CREATED = 1, @@ -2273,7 +2278,13 @@ extern int filemap_fdatawrite_range(struct address_space *mapping, extern int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync); extern int vfs_fsync(struct file *file, int datasync); -extern int generic_write_sync(struct file *file, loff_t pos, loff_t count); +static inline int generic_write_sync(struct file *file, loff_t pos, loff_t count) +{ + if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host)) + return 0; + return vfs_fsync_range(file, pos, pos + count - 1, + (file->f_flags & __O_SYNC) ? 0 : 1); +} extern void emergency_sync(void); extern void emergency_remount(void); #ifdef CONFIG_BLOCK diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index 3d286ff..64cf3ef 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -99,7 +99,7 @@ struct fsnotify_ops { struct fsnotify_mark *inode_mark, struct fsnotify_mark *vfsmount_mark, u32 mask, void *data, int data_type, - const unsigned char *file_name); + const unsigned char *file_name, u32 cookie); void (*free_group_priv)(struct fsnotify_group *group); void (*freeing_mark)(struct fsnotify_mark *mark, struct fsnotify_group *group); void (*free_event)(struct fsnotify_event *event); @@ -160,7 +160,7 @@ struct fsnotify_group { struct fasync_struct *fsn_fa; /* async notification */ - struct fsnotify_event overflow_event; /* Event we queue when the + struct fsnotify_event *overflow_event; /* Event we queue when the * notification list is too * full */ diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 4e4cc28..4cdb3a1 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -495,10 +495,6 @@ enum { FILTER_TRACE_FN, }; -#define EVENT_STORAGE_SIZE 128 -extern struct mutex event_storage_mutex; -extern char event_storage[EVENT_STORAGE_SIZE]; - extern int trace_event_raw_init(struct ftrace_event_call *call); extern int trace_define_field(struct ftrace_event_call *call, const char *type, const char *name, int offset, int size, diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 0437439..39b81dc 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -123,6 +123,10 @@ struct vm_area_struct; __GFP_NOMEMALLOC | __GFP_NORETRY | __GFP_NOWARN | \ __GFP_NO_KSWAPD) +/* + * GFP_THISNODE does not perform any reclaim, you most likely want to + * use __GFP_THISNODE to allocate from a given node without fallback! + */ #ifdef CONFIG_NUMA #define GFP_THISNODE (__GFP_THISNODE | __GFP_NOWARN | __GFP_NORETRY) #else diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index 4d34dbb..7a8144f 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -4,8 +4,6 @@ #include <linux/err.h> #include <linux/kernel.h> -#ifdef CONFIG_GPIOLIB - struct device; struct gpio_chip; @@ -18,6 +16,8 @@ struct gpio_chip; */ struct gpio_desc; +#ifdef CONFIG_GPIOLIB + /* Acquire and dispose GPIOs */ struct gpio_desc *__must_check gpiod_get(struct device *dev, const char *con_id); diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index db51201..b826239 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -157,46 +157,6 @@ static inline int hpage_nr_pages(struct page *page) return HPAGE_PMD_NR; return 1; } -/* - * compound_trans_head() should be used instead of compound_head(), - * whenever the "page" passed as parameter could be the tail of a - * transparent hugepage that could be undergoing a - * __split_huge_page_refcount(). The page structure layout often - * changes across releases and it makes extensive use of unions. So if - * the page structure layout will change in a way that - * page->first_page gets clobbered by __split_huge_page_refcount, the - * implementation making use of smp_rmb() will be required. - * - * Currently we define compound_trans_head as compound_head, because - * page->private is in the same union with page->first_page, and - * page->private isn't clobbered. However this also means we're - * currently leaving dirt into the page->private field of anonymous - * pages resulting from a THP split, instead of setting page->private - * to zero like for every other page that has PG_private not set. But - * anonymous pages don't use page->private so this is not a problem. - */ -#if 0 -/* This will be needed if page->private will be clobbered in split_huge_page */ -static inline struct page *compound_trans_head(struct page *page) -{ - if (PageTail(page)) { - struct page *head; - head = page->first_page; - smp_rmb(); - /* - * head may be a dangling pointer. - * __split_huge_page_refcount clears PageTail before - * overwriting first_page, so if PageTail is still - * there it means the head pointer isn't dangling. - */ - if (PageTail(page)) - return head; - } - return page; -} -#else -#define compound_trans_head(page) compound_head(page) -#endif extern int do_huge_pmd_numa_page(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long addr, pmd_t pmd, pmd_t *pmdp); @@ -226,7 +186,6 @@ static inline int split_huge_page(struct page *page) do { } while (0) #define split_huge_page_pmd_mm(__mm, __address, __pmd) \ do { } while (0) -#define compound_trans_head(page) compound_head(page) static inline int hugepage_madvise(struct vm_area_struct *vma, unsigned long *vm_flags, int advice) { diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index 15da677..344883d 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -875,7 +875,7 @@ struct vmbus_channel_relid_released { struct vmbus_channel_initiate_contact { struct vmbus_channel_message_header header; u32 vmbus_version_requested; - u32 padding2; + u32 target_vcpu; /* The VCPU the host should respond to */ u64 interrupt_page; u64 monitor_page1; u64 monitor_page2; diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 0053add..a2678d3 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -158,6 +158,11 @@ devm_request_irq(struct device *dev, unsigned int irq, irq_handler_t handler, devname, dev_id); } +extern int __must_check +devm_request_any_context_irq(struct device *dev, unsigned int irq, + irq_handler_t handler, unsigned long irqflags, + const char *devname, void *dev_id); + extern void devm_free_irq(struct device *dev, unsigned int irq, void *dev_id); /* diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h index e7831d2..35e7eca 100644 --- a/include/linux/ipc_namespace.h +++ b/include/linux/ipc_namespace.h @@ -118,9 +118,7 @@ extern int mq_init_ns(struct ipc_namespace *ns); * the new maximum will handle anyone else. I may have to revisit this * in the future. */ -#define MIN_QUEUESMAX 1 #define DFLT_QUEUESMAX 256 -#define HARD_QUEUESMAX 1024 #define MIN_MSGMAX 1 #define DFLT_MSG 10U #define DFLT_MSGMAX 10 diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index 5be9f02..d267623 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -249,7 +249,8 @@ void kernfs_notify(struct kernfs_node *kn); const void *kernfs_super_ns(struct super_block *sb); struct dentry *kernfs_mount_ns(struct file_system_type *fs_type, int flags, - struct kernfs_root *root, const void *ns); + struct kernfs_root *root, bool *new_sb_created, + const void *ns); void kernfs_kill_sb(struct super_block *sb); void kernfs_init(void); @@ -317,7 +318,7 @@ static inline const void *kernfs_super_ns(struct super_block *sb) static inline struct dentry * kernfs_mount_ns(struct file_system_type *fs_type, int flags, - struct kernfs_root *root, const void *ns) + struct kernfs_root *root, bool *new_sb_created, const void *ns) { return ERR_PTR(-ENOSYS); } static inline void kernfs_kill_sb(struct super_block *sb) { } @@ -368,9 +369,9 @@ static inline int kernfs_remove_by_name(struct kernfs_node *parent, static inline struct dentry * kernfs_mount(struct file_system_type *fs_type, int flags, - struct kernfs_root *root) + struct kernfs_root *root, bool *new_sb_created) { - return kernfs_mount_ns(fs_type, flags, root, NULL); + return kernfs_mount_ns(fs_type, flags, root, new_sb_created, NULL); } #endif /* __LINUX_KERNFS_H */ diff --git a/include/linux/mfd/max8997-private.h b/include/linux/mfd/max8997-private.h index ad1ae7f..78c76cd 100644 --- a/include/linux/mfd/max8997-private.h +++ b/include/linux/mfd/max8997-private.h @@ -387,7 +387,7 @@ struct max8997_dev { struct i2c_client *muic; /* slave addr 0x4a */ struct mutex iolock; - int type; + unsigned long type; struct platform_device *battery; /* battery control (not fuel gauge) */ int irq; diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h index 4ecb24b..d68ada5 100644 --- a/include/linux/mfd/max8998-private.h +++ b/include/linux/mfd/max8998-private.h @@ -163,7 +163,7 @@ struct max8998_dev { int ono; u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS]; u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS]; - int type; + unsigned long type; bool wakeup; }; diff --git a/include/linux/mfd/tps65217.h b/include/linux/mfd/tps65217.h index a5a7f01..54b5458 100644 --- a/include/linux/mfd/tps65217.h +++ b/include/linux/mfd/tps65217.h @@ -252,7 +252,7 @@ struct tps65217_board { struct tps65217 { struct device *dev; struct tps65217_board *pdata; - unsigned int id; + unsigned long id; struct regulator_desc desc[TPS65217_NUM_REGULATOR]; struct regulator_dev *rdev[TPS65217_NUM_REGULATOR]; struct regmap *regmap; @@ -263,7 +263,7 @@ static inline struct tps65217 *dev_to_tps65217(struct device *dev) return dev_get_drvdata(dev); } -static inline int tps65217_chip_id(struct tps65217 *tps65217) +static inline unsigned long tps65217_chip_id(struct tps65217 *tps65217) { return tps65217->id; } diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 554548c..130bc8d 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -38,8 +38,10 @@ #include <linux/pci.h> #include <linux/spinlock_types.h> #include <linux/semaphore.h> +#include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/radix-tree.h> + #include <linux/mlx5/device.h> #include <linux/mlx5/doorbell.h> @@ -227,6 +229,7 @@ struct mlx5_uuar_info { * protect uuar allocation data structs */ struct mutex lock; + u32 ver; }; struct mlx5_bf { diff --git a/include/linux/mm.h b/include/linux/mm.h index f28f46e..c1b7414 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -175,7 +175,7 @@ extern unsigned int kobjsize(const void *objp); * Special vmas that are non-mergable, non-mlock()able. * Note: mm/huge_memory.c VM_NO_THP depends on this definition. */ -#define VM_SPECIAL (VM_IO | VM_DONTEXPAND | VM_PFNMAP) +#define VM_SPECIAL (VM_IO | VM_DONTEXPAND | VM_PFNMAP | VM_MIXEDMAP) /* * mapping from the currently active vm_flags protection bits (the @@ -399,8 +399,18 @@ static inline void compound_unlock_irqrestore(struct page *page, static inline struct page *compound_head(struct page *page) { - if (unlikely(PageTail(page))) - return page->first_page; + if (unlikely(PageTail(page))) { + struct page *head = page->first_page; + + /* + * page->first_page may be a dangling pointer to an old + * compound page, so recheck that it is still a tail + * page before returning. + */ + smp_rmb(); + if (likely(PageTail(page))) + return head; + } return page; } @@ -757,7 +767,7 @@ static inline bool __cpupid_match_pid(pid_t task_pid, int cpupid) #ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS static inline int page_cpupid_xchg_last(struct page *page, int cpupid) { - return xchg(&page->_last_cpupid, cpupid); + return xchg(&page->_last_cpupid, cpupid & LAST_CPUPID_MASK); } static inline int page_cpupid_last(struct page *page) @@ -766,7 +776,7 @@ static inline int page_cpupid_last(struct page *page) } static inline void page_cpupid_reset_last(struct page *page) { - page->_last_cpupid = -1; + page->_last_cpupid = -1 & LAST_CPUPID_MASK; } #else static inline int page_cpupid_last(struct page *page) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 5f2052c..9b61b9b 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -590,10 +590,10 @@ static inline bool zone_is_empty(struct zone *zone) /* * The NUMA zonelists are doubled because we need zonelists that restrict the - * allocations to a single node for GFP_THISNODE. + * allocations to a single node for __GFP_THISNODE. * * [0] : Zonelist with fallback - * [1] : No fallback (GFP_THISNODE) + * [1] : No fallback (__GFP_THISNODE) */ #define MAX_ZONELISTS 2 diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 440a02e..e8eeebd 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -752,6 +752,9 @@ struct netdev_phys_port_id { unsigned char id_len; }; +typedef u16 (*select_queue_fallback_t)(struct net_device *dev, + struct sk_buff *skb); + /* * This structure defines the management hooks for network devices. * The following hooks can be defined; unless noted otherwise, they are @@ -783,7 +786,7 @@ struct netdev_phys_port_id { * Required can not be NULL. * * u16 (*ndo_select_queue)(struct net_device *dev, struct sk_buff *skb, - * void *accel_priv); + * void *accel_priv, select_queue_fallback_t fallback); * Called to decide which queue to when device supports multiple * transmit queues. * @@ -1005,7 +1008,8 @@ struct net_device_ops { struct net_device *dev); u16 (*ndo_select_queue)(struct net_device *dev, struct sk_buff *skb, - void *accel_priv); + void *accel_priv, + select_queue_fallback_t fallback); void (*ndo_change_rx_flags)(struct net_device *dev, int flags); void (*ndo_set_rx_mode)(struct net_device *dev); @@ -1551,7 +1555,6 @@ static inline void netdev_for_each_tx_queue(struct net_device *dev, struct netdev_queue *netdev_pick_tx(struct net_device *dev, struct sk_buff *skb, void *accel_priv); -u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb); /* * Net namespace inlines @@ -2276,6 +2279,26 @@ static inline void netdev_reset_queue(struct net_device *dev_queue) } /** + * netdev_cap_txqueue - check if selected tx queue exceeds device queues + * @dev: network device + * @queue_index: given tx queue index + * + * Returns 0 if given tx queue index >= number of device tx queues, + * otherwise returns the originally passed tx queue index. + */ +static inline u16 netdev_cap_txqueue(struct net_device *dev, u16 queue_index) +{ + if (unlikely(queue_index >= dev->real_num_tx_queues)) { + net_warn_ratelimited("%s selects TX queue %d, but real number of TX queues is %d\n", + dev->name, queue_index, + dev->real_num_tx_queues); + return 0; + } + + return queue_index; +} + +/** * netif_running - test if up * @dev: network device * @@ -3068,7 +3091,12 @@ void netdev_change_features(struct net_device *dev); void netif_stacked_transfer_operstate(const struct net_device *rootdev, struct net_device *dev); -netdev_features_t netif_skb_features(struct sk_buff *skb); +netdev_features_t netif_skb_dev_features(struct sk_buff *skb, + const struct net_device *dev); +static inline netdev_features_t netif_skb_features(struct sk_buff *skb) +{ + return netif_skb_dev_features(skb, skb->dev); +} static inline bool net_gso_ok(netdev_features_t features, int gso_type) { diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 3ccfcec..5624e4e 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -379,12 +379,14 @@ struct nfs_openres { * Arguments to the open_confirm call. */ struct nfs_open_confirmargs { + struct nfs4_sequence_args seq_args; const struct nfs_fh * fh; nfs4_stateid * stateid; struct nfs_seqid * seqid; }; struct nfs_open_confirmres { + struct nfs4_sequence_res seq_res; nfs4_stateid stateid; struct nfs_seqid * seqid; }; @@ -465,9 +467,14 @@ struct nfs_lockt_res { }; struct nfs_release_lockowner_args { + struct nfs4_sequence_args seq_args; struct nfs_lowner lock_owner; }; +struct nfs_release_lockowner_res { + struct nfs4_sequence_res seq_res; +}; + struct nfs4_delegreturnargs { struct nfs4_sequence_args seq_args; const struct nfs_fh *fhandle; diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 26ebcf4..69ae03f 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -80,13 +80,14 @@ struct nvme_dev { struct dma_pool *prp_small_pool; int instance; int queue_count; - int db_stride; + u32 db_stride; u32 ctrl_config; struct msix_entry *entry; struct nvme_bar __iomem *bar; struct list_head namespaces; struct kref kref; struct miscdevice miscdev; + struct work_struct reset_work; char name[12]; char serial[20]; char model[40]; @@ -94,6 +95,8 @@ struct nvme_dev { u32 max_hw_sectors; u32 stripe_size; u16 oncs; + u16 abort_limit; + u8 initialized; }; /* @@ -165,6 +168,7 @@ int nvme_set_features(struct nvme_dev *dev, unsigned fid, unsigned dword11, struct sg_io_hdr; int nvme_sg_io(struct nvme_ns *ns, struct sg_io_hdr __user *u_hdr); +int nvme_sg_io32(struct nvme_ns *ns, unsigned long arg); int nvme_sg_get_version_num(int __user *ip); #endif /* _LINUX_NVME_H */ diff --git a/include/linux/of.h b/include/linux/of.h index 70c64ba..435cb99 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -169,35 +169,15 @@ static inline const char *of_node_full_name(const struct device_node *np) extern struct device_node *of_find_node_by_name(struct device_node *from, const char *name); -#define for_each_node_by_name(dn, name) \ - for (dn = of_find_node_by_name(NULL, name); dn; \ - dn = of_find_node_by_name(dn, name)) extern struct device_node *of_find_node_by_type(struct device_node *from, const char *type); -#define for_each_node_by_type(dn, type) \ - for (dn = of_find_node_by_type(NULL, type); dn; \ - dn = of_find_node_by_type(dn, type)) extern struct device_node *of_find_compatible_node(struct device_node *from, const char *type, const char *compat); -#define for_each_compatible_node(dn, type, compatible) \ - for (dn = of_find_compatible_node(NULL, type, compatible); dn; \ - dn = of_find_compatible_node(dn, type, compatible)) extern struct device_node *of_find_matching_node_and_match( struct device_node *from, const struct of_device_id *matches, const struct of_device_id **match); -static inline struct device_node *of_find_matching_node( - struct device_node *from, - const struct of_device_id *matches) -{ - return of_find_matching_node_and_match(from, matches, NULL); -} -#define for_each_matching_node(dn, matches) \ - for (dn = of_find_matching_node(NULL, matches); dn; \ - dn = of_find_matching_node(dn, matches)) -#define for_each_matching_node_and_match(dn, matches, match) \ - for (dn = of_find_matching_node_and_match(NULL, matches, match); \ - dn; dn = of_find_matching_node_and_match(dn, matches, match)) + extern struct device_node *of_find_node_by_path(const char *path); extern struct device_node *of_find_node_by_phandle(phandle handle); extern struct device_node *of_get_parent(const struct device_node *node); @@ -209,43 +189,11 @@ extern struct device_node *of_get_next_available_child( extern struct device_node *of_get_child_by_name(const struct device_node *node, const char *name); -#define for_each_child_of_node(parent, child) \ - for (child = of_get_next_child(parent, NULL); child != NULL; \ - child = of_get_next_child(parent, child)) - -#define for_each_available_child_of_node(parent, child) \ - for (child = of_get_next_available_child(parent, NULL); child != NULL; \ - child = of_get_next_available_child(parent, child)) - -static inline int of_get_child_count(const struct device_node *np) -{ - struct device_node *child; - int num = 0; - - for_each_child_of_node(np, child) - num++; - - return num; -} - -static inline int of_get_available_child_count(const struct device_node *np) -{ - struct device_node *child; - int num = 0; - - for_each_available_child_of_node(np, child) - num++; - - return num; -} /* cache lookup */ extern struct device_node *of_find_next_cache_node(const struct device_node *); extern struct device_node *of_find_node_with_property( struct device_node *from, const char *prop_name); -#define for_each_node_with_property(dn, prop_name) \ - for (dn = of_find_node_with_property(NULL, prop_name); dn; \ - dn = of_find_node_with_property(dn, prop_name)) extern struct property *of_find_property(const struct device_node *np, const char *name, @@ -367,42 +315,53 @@ static inline struct device_node *of_find_node_by_name(struct device_node *from, return NULL; } -static inline struct device_node *of_get_parent(const struct device_node *node) +static inline struct device_node *of_find_node_by_type(struct device_node *from, + const char *type) { return NULL; } -static inline bool of_have_populated_dt(void) +static inline struct device_node *of_find_matching_node_and_match( + struct device_node *from, + const struct of_device_id *matches, + const struct of_device_id **match) { - return false; + return NULL; } -/* Kill an unused variable warning on a device_node pointer */ -static inline void __of_use_dn(const struct device_node *np) +static inline struct device_node *of_get_parent(const struct device_node *node) { + return NULL; } -#define for_each_child_of_node(parent, child) \ - while (__of_use_dn(parent), __of_use_dn(child), 0) +static inline struct device_node *of_get_next_child( + const struct device_node *node, struct device_node *prev) +{ + return NULL; +} -#define for_each_available_child_of_node(parent, child) \ - while (0) +static inline struct device_node *of_get_next_available_child( + const struct device_node *node, struct device_node *prev) +{ + return NULL; +} -static inline struct device_node *of_get_child_by_name( - const struct device_node *node, - const char *name) +static inline struct device_node *of_find_node_with_property( + struct device_node *from, const char *prop_name) { return NULL; } -static inline int of_get_child_count(const struct device_node *np) +static inline bool of_have_populated_dt(void) { - return 0; + return false; } -static inline int of_get_available_child_count(const struct device_node *np) +static inline struct device_node *of_get_child_by_name( + const struct device_node *node, + const char *name) { - return 0; + return NULL; } static inline int of_device_is_compatible(const struct device_node *device, @@ -569,6 +528,13 @@ extern int of_node_to_nid(struct device_node *np); static inline int of_node_to_nid(struct device_node *device) { return 0; } #endif +static inline struct device_node *of_find_matching_node( + struct device_node *from, + const struct of_device_id *matches) +{ + return of_find_matching_node_and_match(from, matches, NULL); +} + /** * of_property_read_bool - Findfrom a property * @np: device node from which the property value is to be read. @@ -618,6 +584,55 @@ static inline int of_property_read_u32(const struct device_node *np, s; \ s = of_prop_next_string(prop, s)) +#define for_each_node_by_name(dn, name) \ + for (dn = of_find_node_by_name(NULL, name); dn; \ + dn = of_find_node_by_name(dn, name)) +#define for_each_node_by_type(dn, type) \ + for (dn = of_find_node_by_type(NULL, type); dn; \ + dn = of_find_node_by_type(dn, type)) +#define for_each_compatible_node(dn, type, compatible) \ + for (dn = of_find_compatible_node(NULL, type, compatible); dn; \ + dn = of_find_compatible_node(dn, type, compatible)) +#define for_each_matching_node(dn, matches) \ + for (dn = of_find_matching_node(NULL, matches); dn; \ + dn = of_find_matching_node(dn, matches)) +#define for_each_matching_node_and_match(dn, matches, match) \ + for (dn = of_find_matching_node_and_match(NULL, matches, match); \ + dn; dn = of_find_matching_node_and_match(dn, matches, match)) + +#define for_each_child_of_node(parent, child) \ + for (child = of_get_next_child(parent, NULL); child != NULL; \ + child = of_get_next_child(parent, child)) +#define for_each_available_child_of_node(parent, child) \ + for (child = of_get_next_available_child(parent, NULL); child != NULL; \ + child = of_get_next_available_child(parent, child)) + +#define for_each_node_with_property(dn, prop_name) \ + for (dn = of_find_node_with_property(NULL, prop_name); dn; \ + dn = of_find_node_with_property(dn, prop_name)) + +static inline int of_get_child_count(const struct device_node *np) +{ + struct device_node *child; + int num = 0; + + for_each_child_of_node(np, child) + num++; + + return num; +} + +static inline int of_get_available_child_count(const struct device_node *np) +{ + struct device_node *child; + int num = 0; + + for_each_available_child_of_node(np, child) + num++; + + return num; +} + #if defined(CONFIG_PROC_FS) && defined(CONFIG_PROC_DEVICETREE) extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *); extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop); diff --git a/include/linux/of_device.h b/include/linux/of_device.h index 8d7dd67..ef37021 100644 --- a/include/linux/of_device.h +++ b/include/linux/of_device.h @@ -78,11 +78,13 @@ static inline int of_device_uevent_modalias(struct device *dev, static inline void of_device_node_put(struct device *dev) { } -static inline const struct of_device_id *of_match_device( +static inline const struct of_device_id *__of_match_device( const struct of_device_id *matches, const struct device *dev) { return NULL; } +#define of_match_device(matches, dev) \ + __of_match_device(of_match_ptr(matches), (dev)) static inline struct device_node *of_cpu_device_node_get(int cpu) { diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index e464b4e..d1fe1a7 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -228,9 +228,9 @@ PAGEFLAG(OwnerPriv1, owner_priv_1) TESTCLEARFLAG(OwnerPriv1, owner_priv_1) TESTPAGEFLAG(Writeback, writeback) TESTSCFLAG(Writeback, writeback) PAGEFLAG(MappedToDisk, mappedtodisk) -/* PG_readahead is only used for file reads; PG_reclaim is only for writes */ +/* PG_readahead is only used for reads; PG_reclaim is only for writes */ PAGEFLAG(Reclaim, reclaim) TESTCLEARFLAG(Reclaim, reclaim) -PAGEFLAG(Readahead, reclaim) /* Reminder to do async read-ahead */ +PAGEFLAG(Readahead, reclaim) TESTCLEARFLAG(Readahead, reclaim) #ifdef CONFIG_HIGHMEM /* diff --git a/include/linux/pci.h b/include/linux/pci.h index fb57c89..33aa2ca 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1169,8 +1169,23 @@ void msi_remove_pci_irq_vectors(struct pci_dev *dev); void pci_restore_msi_state(struct pci_dev *dev); int pci_msi_enabled(void); int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec); +static inline int pci_enable_msi_exact(struct pci_dev *dev, int nvec) +{ + int rc = pci_enable_msi_range(dev, nvec, nvec); + if (rc < 0) + return rc; + return 0; +} int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, int minvec, int maxvec); +static inline int pci_enable_msix_exact(struct pci_dev *dev, + struct msix_entry *entries, int nvec) +{ + int rc = pci_enable_msix_range(dev, entries, nvec, nvec); + if (rc < 0) + return rc; + return 0; +} #else static inline int pci_msi_vec_count(struct pci_dev *dev) { return -ENOSYS; } static inline int pci_enable_msi_block(struct pci_dev *dev, int nvec) @@ -1189,9 +1204,14 @@ static inline int pci_msi_enabled(void) { return 0; } static inline int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec) { return -ENOSYS; } +static inline int pci_enable_msi_exact(struct pci_dev *dev, int nvec) +{ return -ENOSYS; } static inline int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, int minvec, int maxvec) { return -ENOSYS; } +static inline int pci_enable_msix_exact(struct pci_dev *dev, + struct msix_entry *entries, int nvec) +{ return -ENOSYS; } #endif #ifdef CONFIG_PCIEPORTBUS diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index e273e5a..3f83459 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -146,7 +146,9 @@ static inline void phy_set_bus_width(struct phy *phy, int bus_width) phy->attrs.bus_width = bus_width; } struct phy *phy_get(struct device *dev, const char *string); +struct phy *phy_optional_get(struct device *dev, const char *string); struct phy *devm_phy_get(struct device *dev, const char *string); +struct phy *devm_phy_optional_get(struct device *dev, const char *string); void phy_put(struct phy *phy); void devm_phy_put(struct device *dev, struct phy *phy); struct phy *of_phy_simple_xlate(struct device *dev, @@ -232,11 +234,23 @@ static inline struct phy *phy_get(struct device *dev, const char *string) return ERR_PTR(-ENOSYS); } +static inline struct phy *phy_optional_get(struct device *dev, + const char *string) +{ + return ERR_PTR(-ENOSYS); +} + static inline struct phy *devm_phy_get(struct device *dev, const char *string) { return ERR_PTR(-ENOSYS); } +static inline struct phy *devm_phy_optional_get(struct device *dev, + const char *string) +{ + return ERR_PTR(-ENOSYS); +} + static inline void phy_put(struct phy *phy) { } diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 1da693d..b66c211 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -250,8 +250,7 @@ struct rmap_walk_control { int (*rmap_one)(struct page *page, struct vm_area_struct *vma, unsigned long addr, void *arg); int (*done)(struct page *page); - int (*file_nonlinear)(struct page *, struct address_space *, - struct vm_area_struct *vma); + int (*file_nonlinear)(struct page *, struct address_space *, void *arg); struct anon_vma *(*anon_lock)(struct page *page); bool (*invalid_vma)(struct vm_area_struct *vma, void *arg); }; diff --git a/include/linux/sched.h b/include/linux/sched.h index 68a0e84..a781dec 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -128,6 +128,7 @@ struct bio_list; struct fs_struct; struct perf_event_context; struct blk_plug; +struct filename; /* * List of flags we want to share for kernel threads, @@ -2311,7 +2312,7 @@ extern void do_group_exit(int); extern int allow_signal(int); extern int disallow_signal(int); -extern int do_execve(const char *, +extern int do_execve(struct filename *, const char __user * const __user *, const char __user * const __user *); extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *); diff --git a/include/linux/security.h b/include/linux/security.h index 5623a7f..2fc42d1 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -1040,6 +1040,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * Allocate a security structure to the xp->security field; the security * field is initialized to NULL when the xfrm_policy is allocated. * Return 0 if operation was successful (memory to allocate, legal context) + * @gfp is to specify the context for the allocation * @xfrm_policy_clone_security: * @old_ctx contains an existing xfrm_sec_ctx. * @new_ctxp contains a new xfrm_sec_ctx being cloned from old. @@ -1683,7 +1684,7 @@ struct security_operations { #ifdef CONFIG_SECURITY_NETWORK_XFRM int (*xfrm_policy_alloc_security) (struct xfrm_sec_ctx **ctxp, - struct xfrm_user_sec_ctx *sec_ctx); + struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp); int (*xfrm_policy_clone_security) (struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctx); void (*xfrm_policy_free_security) (struct xfrm_sec_ctx *ctx); int (*xfrm_policy_delete_security) (struct xfrm_sec_ctx *ctx); @@ -2859,7 +2860,8 @@ static inline void security_skb_owned_by(struct sk_buff *skb, struct sock *sk) #ifdef CONFIG_SECURITY_NETWORK_XFRM -int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx); +int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, + struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp); int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp); void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx); int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx); @@ -2877,7 +2879,9 @@ void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl); #else /* CONFIG_SECURITY_NETWORK_XFRM */ -static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx) +static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, + struct xfrm_user_sec_ctx *sec_ctx, + gfp_t gfp) { return 0; } diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index f589c9af..5e1e6f2 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -2725,7 +2725,7 @@ static inline void nf_reset(struct sk_buff *skb) static inline void nf_reset_trace(struct sk_buff *skb) { -#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) +#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) || defined(CONFIG_NF_TABLES) skb->nf_trace = 0; #endif } @@ -2742,6 +2742,9 @@ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) dst->nf_bridge = src->nf_bridge; nf_bridge_get(src->nf_bridge); #endif +#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) || defined(CONFIG_NF_TABLES) + dst->nf_trace = src->nf_trace; +#endif } static inline void nf_copy(struct sk_buff *dst, const struct sk_buff *src) @@ -2916,5 +2919,22 @@ static inline bool skb_head_is_locked(const struct sk_buff *skb) { return !skb->head_frag || skb_cloned(skb); } + +/** + * skb_gso_network_seglen - Return length of individual segments of a gso packet + * + * @skb: GSO skb + * + * skb_gso_network_seglen is used to determine the real size of the + * individual segments, including Layer3 (IP, IPv6) and L4 headers (TCP/UDP). + * + * The MAC/L2 header is not accounted for. + */ +static inline unsigned int skb_gso_network_seglen(const struct sk_buff *skb) +{ + unsigned int hdr_len = skb_transport_header(skb) - + skb_network_header(skb); + return hdr_len + skb_gso_transport_seglen(skb); +} #endif /* __KERNEL__ */ #endif /* _LINUX_SKBUFF_H */ diff --git a/include/linux/slab.h b/include/linux/slab.h index 9260abd..b5b2df6 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -410,7 +410,7 @@ static __always_inline void *kmalloc_large(size_t size, gfp_t flags) * * %GFP_NOWAIT - Allocation will not sleep. * - * %GFP_THISNODE - Allocate node-local memory only. + * %__GFP_THISNODE - Allocate node-local memory only. * * %GFP_DMA - Allocation suitable for DMA. * Should only be used for kmalloc() caches. Otherwise, use a diff --git a/include/linux/smp.h b/include/linux/smp.h index 3834f43..6ae004e 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -188,6 +188,9 @@ static inline void kick_all_cpus_sync(void) { } */ extern void arch_disable_smp_support(void); +extern void arch_enable_nonboot_cpus_begin(void); +extern void arch_enable_nonboot_cpus_end(void); + void smp_setup_processor_id(void); #endif /* __LINUX_SMP_H */ diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index a1d4ca2..36c86ef 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -24,6 +24,9 @@ #include <linux/slab.h> #include <linux/kthread.h> #include <linux/completion.h> +#include <linux/scatterlist.h> + +struct dma_chan; /* * INTERFACES between SPI master-side drivers and SPI infrastructure. @@ -266,6 +269,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * @auto_runtime_pm: the core should ensure a runtime PM reference is held * while the hardware is prepared, using the parent * device for the spidev + * @max_dma_len: Maximum length of a DMA transfer for the device. * @prepare_transfer_hardware: a message will soon arrive from the queue * so the subsystem requests the driver to prepare the transfer hardware * by issuing this call @@ -273,7 +277,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * message while queuing transfers that arrive in the meantime. When the * driver is finished with this message, it must call * spi_finalize_current_message() so the subsystem can issue the next - * transfer + * message * @unprepare_transfer_hardware: there are currently no more messages on the * queue so the subsystem notifies the driver that it may relax the * hardware by issuing this call @@ -287,7 +291,10 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * - return 1 if the transfer is still in progress. When * the driver is finished with this transfer it must * call spi_finalize_current_transfer() so the subsystem - * can issue the next transfer + * can issue the next transfer. Note: transfer_one and + * transfer_one_message are mutually exclusive; when both + * are set, the generic subsystem does not call your + * transfer_one callback. * @unprepare_message: undo any work done by prepare_message(). * @cs_gpios: Array of GPIOs to use as chip select lines; one per CS * number. Any individual value may be -ENOENT for CS lines that @@ -345,6 +352,8 @@ struct spi_master { #define SPI_MASTER_HALF_DUPLEX BIT(0) /* can't do full duplex */ #define SPI_MASTER_NO_RX BIT(1) /* can't do buffer read */ #define SPI_MASTER_NO_TX BIT(2) /* can't do buffer write */ +#define SPI_MASTER_MUST_RX BIT(3) /* requires rx */ +#define SPI_MASTER_MUST_TX BIT(4) /* requires tx */ /* lock and mutex for SPI bus locking */ spinlock_t bus_lock_spinlock; @@ -387,6 +396,17 @@ struct spi_master { void (*cleanup)(struct spi_device *spi); /* + * Used to enable core support for DMA handling, if can_dma() + * exists and returns true then the transfer will be mapped + * prior to transfer_one() being called. The driver should + * not modify or store xfer and dma_tx and dma_rx must be set + * while the device is prepared. + */ + bool (*can_dma)(struct spi_master *master, + struct spi_device *spi, + struct spi_transfer *xfer); + + /* * These hooks are for drivers that want to use the generic * master transfer queueing mechanism. If these are used, the * transfer() function above must NOT be specified by the driver. @@ -404,7 +424,9 @@ struct spi_master { bool rt; bool auto_runtime_pm; bool cur_msg_prepared; + bool cur_msg_mapped; struct completion xfer_completion; + size_t max_dma_len; int (*prepare_transfer_hardware)(struct spi_master *master); int (*transfer_one_message)(struct spi_master *master, @@ -425,6 +447,14 @@ struct spi_master { /* gpio chip select */ int *cs_gpios; + + /* DMA channels for use with core dmaengine helpers */ + struct dma_chan *dma_tx; + struct dma_chan *dma_rx; + + /* dummy data for full duplex devices */ + void *dummy_rx; + void *dummy_tx; }; static inline void *spi_master_get_devdata(struct spi_master *master) @@ -509,6 +539,8 @@ extern struct spi_master *spi_busnum_to_master(u16 busnum); * (optionally) changing the chipselect status, then starting * the next transfer or completing this @spi_message. * @transfer_list: transfers are sequenced through @spi_message.transfers + * @tx_sg: Scatterlist for transmit, currently not for client use + * @rx_sg: Scatterlist for receive, currently not for client use * * SPI transfers always write the same number of bytes as they read. * Protocol drivers should always provide @rx_buf and/or @tx_buf. @@ -576,6 +608,8 @@ struct spi_transfer { dma_addr_t tx_dma; dma_addr_t rx_dma; + struct sg_table tx_sg; + struct sg_table rx_sg; unsigned cs_change:1; unsigned tx_nbits:3; diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h index daebaba..85578d4 100644 --- a/include/linux/spi/spi_bitbang.h +++ b/include/linux/spi/spi_bitbang.h @@ -42,6 +42,6 @@ extern int spi_bitbang_setup_transfer(struct spi_device *spi, /* start or stop queue processing */ extern int spi_bitbang_start(struct spi_bitbang *spi); -extern int spi_bitbang_stop(struct spi_bitbang *spi); +extern void spi_bitbang_stop(struct spi_bitbang *spi); #endif /* __SPI_BITBANG_H */ diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 40ed9e9..a747a77 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -281,13 +281,15 @@ asmlinkage long sys_sched_setscheduler(pid_t pid, int policy, asmlinkage long sys_sched_setparam(pid_t pid, struct sched_param __user *param); asmlinkage long sys_sched_setattr(pid_t pid, - struct sched_attr __user *attr); + struct sched_attr __user *attr, + unsigned int flags); asmlinkage long sys_sched_getscheduler(pid_t pid); asmlinkage long sys_sched_getparam(pid_t pid, struct sched_param __user *param); asmlinkage long sys_sched_getattr(pid_t pid, struct sched_attr __user *attr, - unsigned int size); + unsigned int size, + unsigned int flags); asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len, unsigned long __user *user_mask_ptr); asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len, diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index accc497..7159a0a 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -60,6 +60,12 @@ struct tp_module { unsigned int num_tracepoints; struct tracepoint * const *tracepoints_ptrs; }; +bool trace_module_has_bad_taint(struct module *mod); +#else +static inline bool trace_module_has_bad_taint(struct module *mod) +{ + return false; +} #endif /* CONFIG_MODULES */ struct tracepoint_iter { diff --git a/include/linux/usb.h b/include/linux/usb.h index c716da1..7f6eb85 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -1265,8 +1265,6 @@ typedef void (*usb_complete_t)(struct urb *); * @sg: scatter gather buffer list, the buffer size of each element in * the list (except the last) must be divisible by the endpoint's * max packet size if no_sg_constraint isn't set in 'struct usb_bus' - * (FIXME: scatter-gather under xHCI is broken for periodic transfers. - * Do not use urb->sg for interrupt endpoints for now, only bulk.) * @num_mapped_sgs: (internal) number of mapped sg entries * @num_sgs: number of entries in the sg list * @transfer_buffer_length: How big is transfer_buffer. The transfer may diff --git a/include/linux/usb/cdc_ncm.h b/include/linux/usb/cdc_ncm.h index c3fa807..2c14d9c 100644 --- a/include/linux/usb/cdc_ncm.h +++ b/include/linux/usb/cdc_ncm.h @@ -88,6 +88,7 @@ #define cdc_ncm_data_intf_is_mbim(x) ((x)->desc.bInterfaceProtocol == USB_CDC_MBIM_PROTO_NTB) struct cdc_ncm_ctx { + struct usb_cdc_ncm_ntb_parameters ncm_parm; struct hrtimer tx_timer; struct tasklet_struct bh; diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h index c557c6d..3a712e2 100644 --- a/include/linux/vm_event_item.h +++ b/include/linux/vm_event_item.h @@ -71,12 +71,14 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT, THP_ZERO_PAGE_ALLOC, THP_ZERO_PAGE_ALLOC_FAILED, #endif +#ifdef CONFIG_DEBUG_TLBFLUSH #ifdef CONFIG_SMP NR_TLB_REMOTE_FLUSH, /* cpu tried to flush others' tlbs */ NR_TLB_REMOTE_FLUSH_RECEIVED,/* cpu received ipi for flush */ -#endif +#endif /* CONFIG_SMP */ NR_TLB_LOCAL_FLUSH_ALL, NR_TLB_LOCAL_FLUSH_ONE, +#endif /* CONFIG_DEBUG_TLBFLUSH */ NR_VM_EVENT_ITEMS }; diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index a67b384..67ce70c 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -83,6 +83,14 @@ static inline void vm_events_fold_cpu(int cpu) #define count_vm_numa_events(x, y) do { (void)(y); } while (0) #endif /* CONFIG_NUMA_BALANCING */ +#ifdef CONFIG_DEBUG_TLBFLUSH +#define count_vm_tlb_event(x) count_vm_event(x) +#define count_vm_tlb_events(x, y) count_vm_events(x, y) +#else +#define count_vm_tlb_event(x) do {} while (0) +#define count_vm_tlb_events(x, y) do { (void)(y); } while (0) +#endif + #define __count_zone_vm_events(item, zone, delta) \ __count_vm_events(item##_NORMAL - ZONE_NORMAL + \ zone_idx(zone), delta) diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 594521b..704f4f6 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -419,10 +419,7 @@ __alloc_workqueue_key(const char *fmt, unsigned int flags, int max_active, static struct lock_class_key __key; \ const char *__lock_name; \ \ - if (__builtin_constant_p(fmt)) \ - __lock_name = (fmt); \ - else \ - __lock_name = #fmt; \ + __lock_name = #fmt#args; \ \ __alloc_workqueue_key((fmt), (flags), (max_active), \ &__key, __lock_name, ##args); \ diff --git a/include/linux/writeback.h b/include/linux/writeback.h index fc0e432..021b8a3 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -97,7 +97,7 @@ void writeback_inodes_sb_nr(struct super_block *, unsigned long nr, int try_to_writeback_inodes_sb(struct super_block *, enum wb_reason reason); int try_to_writeback_inodes_sb_nr(struct super_block *, unsigned long nr, enum wb_reason reason); -void sync_inodes_sb(struct super_block *sb, unsigned long older_than_this); +void sync_inodes_sb(struct super_block *); void wakeup_flusher_threads(long nr_pages, enum wb_reason reason); void inode_wait_for_writeback(struct inode *inode); |
