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Merge branch 'flock' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl

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* 'flock' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl:
  locks: turn lock_flocks into a spinlock
  fasync: re-organize fasync entry insertion to allow it under a spinlock
  locks/nfsd: allocate file lock outside of spinlock
  lockd: fix nlmsvc_notify_blocked locking
  lockd: push lock_flocks down
This commit is contained in:
Linus Torvalds
2010-10-27 18:13:34 -07:00
parent 12ba8d1e92 72f98e7255
commit 7420a8c0de
10 changed files with 116 additions and 72 deletions
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6
include/linux/fs.h
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@@ -1122,6 +1122,7 @@ extern int fcntl_getlease(struct file *filp);
/* fs/locks.c */
extern void locks_init_lock(struct file_lock *);
extern struct file_lock * locks_alloc_lock(void);
extern void locks_copy_lock(struct file_lock *, struct file_lock *);
extern void __locks_copy_lock(struct file_lock *, const struct file_lock *);
extern void locks_remove_posix(struct file *, fl_owner_t);
@@ -1310,6 +1311,11 @@ struct fasync_struct {
/* SMP safe fasync helpers: */
extern int fasync_helper(int, struct file *, int, struct fasync_struct **);
extern struct fasync_struct *fasync_insert_entry(int, struct file *, struct fasync_struct **, struct fasync_struct *);
extern int fasync_remove_entry(struct file *, struct fasync_struct **);
extern struct fasync_struct *fasync_alloc(void);
extern void fasync_free(struct fasync_struct *);
/* can be called from interrupts */
extern void kill_fasync(struct fasync_struct **, int, int);