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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>
This commit is contained in:
Wei Yongjun 2012-09-05 14:38:03 +08:00 committed by Trond Myklebust
parent 96c9eae638
commit 4e266229db
1 changed files with 1 additions and 2 deletions
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3
fs/nfs/blocklayout/extents.c
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@ -683,8 +683,7 @@ encode_pnfs_block_layoutupdate(struct pnfs_block_layout *bl,
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++;
}