lkml.org 
[lkml]   [2017]   [Sep]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 2/6] block: use kmalloc_array_node
Date
Now that we have a NUMA-aware version of kmalloc_array() we can use it
instead of kmalloc_node() without an overflow check in the size
calculation.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
---
block/blk-mq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 98a18609755e..49f9dc0eb47c 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1979,7 +1979,7 @@ static int blk_mq_init_hctx(struct request_queue *q,
* Allocate space for all possible cpus to avoid allocation at
* runtime
*/
- hctx->ctxs = kmalloc_node(nr_cpu_ids * sizeof(void *),
+ hctx->ctxs = kmalloc_array_node(nr_cpu_ids, sizeof(void *),
GFP_KERNEL, node);
if (!hctx->ctxs)
goto unregister_cpu_notifier;
--
2.13.5
\
 
 \ /
  Last update: 2017-09-27 10:23    [W:0.094 / U:0.104 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site