diff options
| author | Ingo Molnar <mingo@elte.hu> | 2010-07-05 08:30:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-07-05 08:30:58 +0200 |
| commit | 08f8ba07998ab1b9efcdd3f28dadf6866a605ddb (patch) | |
| tree | 8e09855446f7b0312bb729d4b539090756e57927 /fs/fcntl.c | |
| parent | 0879b100f3c187257729f36cba33d96ec2875766 (diff) | |
| parent | 815c4163b6c8ebf8152f42b0a5fd015cfdcedc78 (diff) | |
Merge commit 'v2.6.35-rc4' into perf/core
Merge reason: Pick up the latest perf fixes
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/fcntl.c')
| -rw-r--r-- | fs/fcntl.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/fcntl.c b/fs/fcntl.c index 51e11bf5708..9d175d623aa 100644 --- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -733,12 +733,14 @@ static void kill_fasync_rcu(struct fasync_struct *fa, int sig, int band) { while (fa) { struct fown_struct *fown; + unsigned long flags; + if (fa->magic != FASYNC_MAGIC) { printk(KERN_ERR "kill_fasync: bad magic number in " "fasync_struct!\n"); return; } - spin_lock(&fa->fa_lock); + spin_lock_irqsave(&fa->fa_lock, flags); if (fa->fa_file) { fown = &fa->fa_file->f_owner; /* Don't send SIGURG to processes which have not set a @@ -747,7 +749,7 @@ static void kill_fasync_rcu(struct fasync_struct *fa, int sig, int band) if (!(sig == SIGURG && fown->signum == 0)) send_sigio(fown, fa->fa_fd, band); } - spin_unlock(&fa->fa_lock); + spin_unlock_irqrestore(&fa->fa_lock, flags); fa = rcu_dereference(fa->fa_next); } } |