Dave Chinner | 23 Apr 2012 07:58

[PATCH 18/37] xfs: use kmem_zone_zalloc for buffers

From: Dave Chinner <dchinner <at> redhat.com>

To replace the alloc/memset pair.

Signed-off-by: Dave Chinner <dchinner <at> redhat.com>
Reviewed-by: Christoph Hellwig <hch <at> lst.de>
Reviewed-by: Mark Tinguely <tinguely <at> sgi.com>
---
 fs/xfs/xfs_buf.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index ddfc58f..f463dce 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
 <at>  <at>  -178,7 +178,7  <at>  <at>  xfs_buf_alloc(
 {
 	struct xfs_buf		*bp;

-	bp = kmem_zone_alloc(xfs_buf_zone, xb_to_km(flags));
+	bp = kmem_zone_zalloc(xfs_buf_zone, xb_to_km(flags));
 	if (unlikely(!bp))
 		return NULL;

 <at>  <at>  -187,7 +187,6  <at>  <at>  xfs_buf_alloc(
 	 */
 	flags &= ~(XBF_LOCK|XBF_MAPPED|XBF_DONT_BLOCK|XBF_READ_AHEAD);

-	memset(bp, 0, sizeof(xfs_buf_t));
 	atomic_set(&bp->b_hold, 1);
 	atomic_set(&bp->b_lru_ref, 1);
 	init_completion(&bp->b_iowait);
--

-- 
1.7.9.5

_______________________________________________
xfs mailing list
xfs <at> oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs


Gmane