pnfsblock: use list_move_tail instead of list_del/list_add_tail
Using list_move_tail() instead of list_del() + list_add_tail().
spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/blocklayout/extents.c b/fs/nfs/blocklayout/extents.c
index 1f9a603..9c3e117 100644
--- a/fs/nfs/blocklayout/extents.c
+++ b/fs/nfs/blocklayout/extents.c
@@ -683,8 +683,7 @@
p = xdr_encode_hyper(p, lce->bse_length << SECTOR_SHIFT);
p = xdr_encode_hyper(p, 0LL);
*p++ = cpu_to_be32(PNFS_BLOCK_READWRITE_DATA);
- list_del(&lce->bse_node);
- list_add_tail(&lce->bse_node, &bl->bl_committing);
+ list_move_tail(&lce->bse_node, &bl->bl_committing);
bl->bl_count--;
count++;
}