diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-07-15 10:06:42 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-07-15 10:06:42 +0100 |
| commit | 4aa96ccf9ee35cdbd0d423e87a4d551019570218 (patch) | |
| tree | dca6322681df2e8f33f65c07defce24db68f645c /fs/locks.c | |
| parent | cb5fd904f0f14866ab76ec1f6ca3469896e4e2cf (diff) | |
| parent | 8f2ffa00fb3c05ec0659cd7b056c4e8e106072f1 (diff) | |
Merge branch 'kprobes-thumb' of git://git.yxit.co.uk/linux into devel-stable
Diffstat (limited to 'fs/locks.c')
| -rw-r--r-- | fs/locks.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/fs/locks.c b/fs/locks.c index 0a4f50dfadf..b286539d547 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -160,10 +160,28 @@ EXPORT_SYMBOL_GPL(unlock_flocks); static struct kmem_cache *filelock_cache __read_mostly; +static void locks_init_lock_always(struct file_lock *fl) +{ + fl->fl_next = NULL; + fl->fl_fasync = NULL; + fl->fl_owner = NULL; + fl->fl_pid = 0; + fl->fl_nspid = NULL; + fl->fl_file = NULL; + fl->fl_flags = 0; + fl->fl_type = 0; + fl->fl_start = fl->fl_end = 0; +} + /* Allocate an empty lock structure. */ struct file_lock *locks_alloc_lock(void) { - return kmem_cache_alloc(filelock_cache, GFP_KERNEL); + struct file_lock *fl = kmem_cache_alloc(filelock_cache, GFP_KERNEL); + + if (fl) + locks_init_lock_always(fl); + + return fl; } EXPORT_SYMBOL_GPL(locks_alloc_lock); @@ -200,17 +218,9 @@ void locks_init_lock(struct file_lock *fl) INIT_LIST_HEAD(&fl->fl_link); INIT_LIST_HEAD(&fl->fl_block); init_waitqueue_head(&fl->fl_wait); - fl->fl_next = NULL; - fl->fl_fasync = NULL; - fl->fl_owner = NULL; - fl->fl_pid = 0; - fl->fl_nspid = NULL; - fl->fl_file = NULL; - fl->fl_flags = 0; - fl->fl_type = 0; - fl->fl_start = fl->fl_end = 0; fl->fl_ops = NULL; fl->fl_lmops = NULL; + locks_init_lock_always(fl); } EXPORT_SYMBOL(locks_init_lock); |