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Diffstat (limited to 'fs/fs-writeback.c')
-rw-r--r--fs/fs-writeback.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 539f36cf3e4a..dd41437b7a1f 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -231,11 +231,8 @@ static void requeue_io(struct inode *inode, struct bdi_writeback *wb)
static void inode_sync_complete(struct inode *inode)
{
- /*
- * Prevent speculative execution through
- * spin_unlock(&wb->list_lock);
- */
-
+ inode->i_state &= ~I_SYNC;
+ /* Waiters must see I_SYNC cleared before being woken up */
smp_mb();
wake_up_bit(&inode->i_state, __I_SYNC);
}
@@ -436,7 +433,6 @@ writeback_single_inode(struct inode *inode, struct bdi_writeback *wb,
spin_lock(&wb->list_lock);
spin_lock(&inode->i_lock);
- inode->i_state &= ~I_SYNC;
if (!(inode->i_state & I_FREEING)) {
/*
* Sync livelock prevention. Each inode is tagged and synced in