If the inode buffer backing a particular inode is locked, xfs_iflush() returns -EAGAIN and xfs_inode_item_push() skips the inode. It still returns success to xfsaild, however, which bypasses the xfsaild backoff heuristic. Update xfs_inode_item_push() to return locked status if the inode buffer couldn't be locked. Signed-off-by: Brian Foster <bfoster@xxxxxxxxxx> --- fs/xfs/xfs_inode_item.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c index 4a3d13d4a022..9a903babbcf7 100644 --- a/fs/xfs/xfs_inode_item.c +++ b/fs/xfs/xfs_inode_item.c @@ -552,7 +552,8 @@ xfs_inode_item_push( if (!xfs_buf_delwri_queue(bp, buffer_list)) rval = XFS_ITEM_FLUSHING; xfs_buf_relse(bp); - } + } else if (error == -EAGAIN) + rval = XFS_ITEM_LOCKED; spin_lock(&lip->li_ailp->ail_lock); out_unlock: -- 2.21.1
