From: Dave Chinner <david@fromorbit.com>
To: xfs@oss.sgi.com
Subject: [PATCH 3/8] xfs: use kmem_zone_zalloc for buffers
Date: Thu, 29 Mar 2012 23:23:50 +1100 [thread overview]
Message-ID: <1333023835-12856-4-git-send-email-david@fromorbit.com> (raw)
In-Reply-To: <1333023835-12856-1-git-send-email-david@fromorbit.com>
From: Dave Chinner <dchinner@redhat.com>
To replace the alloc/memset pair.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
---
fs/xfs/xfs_buf.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 9063461..d1ba21d 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -172,7 +172,7 @@ 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;
@@ -181,7 +181,6 @@ 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);
--
1.7.9
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next prev parent reply other threads:[~2012-03-29 12:24 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-29 12:23 [PATCH 0/8] xfs: clean up unit usage in xfs_buf V2 Dave Chinner
2012-03-29 12:23 ` [PATCH 1/8] xfs: check for buffer errors before waiting Dave Chinner
2012-03-29 19:04 ` Mark Tinguely
2012-03-29 21:10 ` Dave Chinner
2012-03-29 21:48 ` Mark Tinguely
2012-03-29 22:07 ` Dave Chinner
2012-03-29 19:12 ` Christoph Hellwig
2012-03-29 21:17 ` Dave Chinner
2012-03-29 12:23 ` [PATCH 2/8] xfs: fix incorrect b_offset initialisation Dave Chinner
2012-03-29 19:13 ` Christoph Hellwig
2012-03-29 20:43 ` Mark Tinguely
2012-03-29 12:23 ` Dave Chinner [this message]
2012-03-29 19:14 ` [PATCH 3/8] xfs: use kmem_zone_zalloc for buffers Christoph Hellwig
2012-03-29 20:45 ` Mark Tinguely
2012-03-29 12:23 ` [PATCH 4/8] xfs: clean up buffer get/read call API Dave Chinner
2012-03-30 19:12 ` Mark Tinguely
2012-03-29 12:23 ` [PATCH 5/8] xfs: kill b_file_offset Dave Chinner
2012-03-30 19:12 ` Mark Tinguely
2012-03-29 12:23 ` [PATCH 6/8] xfs: use blocks for counting length of buffers Dave Chinner
2012-03-29 19:16 ` Christoph Hellwig
2012-03-30 19:13 ` Mark Tinguely
2012-03-29 12:23 ` [PATCH 7/8] xfs: use blocks for storing the desired IO size Dave Chinner
2012-03-30 19:13 ` Mark Tinguely
2012-03-29 12:23 ` [PATCH 8/8] xfs: kill xfs_buf_btoc Dave Chinner
2012-03-29 19:18 ` Christoph Hellwig
2012-03-30 19:13 ` Mark Tinguely
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