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Message-ID: <CAPgLHd-+oONn90yq4yy6-NKDcSwTduqu44ZUFbSCDP8bci84qw@mail.gmail.com> Date: Wed, 5 Sep 2012 14:34:32 +0800 From: Wei Yongjun <weiyj.lk@...il.com> To: sage@...tank.com, davem@...emloft.net Cc: yongjun_wei@...ndmicro.com.cn, ceph-devel@...r.kernel.org, netdev@...r.kernel.org Subject: [PATCH] ceph: [PATCH] ceph: use list_move_tail instead of list_del/list_add_tail From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn> Using list_move_tail() instead of list_del() + list_add_tail(). Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn> --- net/ceph/pagelist.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/net/ceph/pagelist.c b/net/ceph/pagelist.c index 665cd23..92866be 100644 --- a/net/ceph/pagelist.c +++ b/net/ceph/pagelist.c @@ -1,4 +1,3 @@ - #include <linux/module.h> #include <linux/gfp.h> #include <linux/pagemap.h> @@ -134,8 +133,8 @@ int ceph_pagelist_truncate(struct ceph_pagelist *pl, ceph_pagelist_unmap_tail(pl); while (pl->head.prev != c->page_lru) { page = list_entry(pl->head.prev, struct page, lru); - list_del(&page->lru); /* remove from pagelist */ - list_add_tail(&page->lru, &pl->free_list); /* add to reserve */ + /* move from pagelist to reserve */ + list_move_tail(&page->lru, &pl->free_list); ++pl->num_pages_free; } pl->room = c->room; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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