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authorIngo Molnar <mingo@elte.hu>2006-01-09 15:59:25 -0800
committerIngo Molnar <mingo@hera.kernel.org>2006-01-09 15:59:25 -0800
commit7892f2f48d165a34b0b8130c8a195dfd807b8cb6 (patch)
tree592b29350c168aa5758700820ab22fb56e72a567 /fs/super.c
parent1b1dcc1b57a49136f118a0f16367256ff9994a69 (diff)
downloadlinux-7892f2f48d165a34b0b8130c8a195dfd807b8cb6.tar.bz2
[PATCH] mutex subsystem, semaphore to mutex: VFS, sb->s_lock
This patch converts the superblock-lock semaphore to a mutex, affecting lock_super()/unlock_super(). Tested on ext3 and XFS. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/super.c')
-rw-r--r--fs/super.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/super.c b/fs/super.c
index 0a30e51692cf..c177b92419c5 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -72,7 +72,7 @@ static struct super_block *alloc_super(void)
INIT_HLIST_HEAD(&s->s_anon);
INIT_LIST_HEAD(&s->s_inodes);
init_rwsem(&s->s_umount);
- sema_init(&s->s_lock, 1);
+ mutex_init(&s->s_lock);
down_write(&s->s_umount);
s->s_count = S_BIAS;
atomic_set(&s->s_active, 1);