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Date: Fri, 15 Nov 2013 12:34:44 +0800 From: Jeff Liu <jeff.liu@...cle.com> To: linux-kernel@...r.kernel.org CC: akpm@...ux-foundation.org, "xfs@....sgi.com" <xfs@....sgi.com>, cluster-devel@...hat.com, linux-mtd@...ts.infradead.org, jfs-discussion@...ts.sourceforge.net, oleg@...hat.com, jiri@...nulli.us, gregkh@...uxfoundation.org Subject: [PATCH 5/6] jfs: simplify lmNextPage() via list_last_entry_or_null() From: Jie Liu <jeff.liu@...cle.com> Simplify the code in lmNextPage via list_last_entry_or_null(). Signed-off-by: Jie Liu <jeff.liu@...cle.com> --- fs/jfs/jfs_logmgr.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c index 360d27c..7b565d0 100644 --- a/fs/jfs/jfs_logmgr.c +++ b/fs/jfs/jfs_logmgr.c @@ -591,10 +591,7 @@ static int lmNextPage(struct jfs_log * log) * write or queue the full page at the tail of write queue */ /* get the tail tblk on commit queue */ - if (list_empty(&log->cqueue)) - tblk = NULL; - else - tblk = list_entry(log->cqueue.prev, struct tblock, cqueue); + tblk = list_last_entry_or_null(&log->cqueue, struct tblock, cqueue); /* every tblk who has COMMIT record on the current page, * and has not been committed, must be on commit queue -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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