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-rw-r--r--fs/buffer.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index ac78d4c19b3..6569fda5cfe 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -76,8 +76,7 @@ EXPORT_SYMBOL(__lock_buffer);
void unlock_buffer(struct buffer_head *bh)
{
- smp_mb__before_clear_bit();
- clear_buffer_locked(bh);
+ clear_bit_unlock(BH_Lock, &bh->b_state);
smp_mb__after_clear_bit();
wake_up_bit(&bh->b_state, BH_Lock);
}