From bf813cdddfb3a5bc88e1612e8f62a12367871213 Mon Sep 17 00:00:00 2001
From: Dave Chinner <dchinner@redhat.com>
Date: Mon, 23 Apr 2012 15:58:48 +1000
Subject: [PATCH] xfs: use kmem_zone_zalloc for buffers
To replace the alloc/memset pair.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@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 ddfc58f40506..f463dce42515 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -178,7 +178,7 @@ 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;
@@ -187,7 +187,6 @@ 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);
--
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