linux-kernel - [PATCH v3 1/3] mm/vmalloc: don't set area->caller twice

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Message-Id: <1378188973-22351-1-git-send-email-liwanp@linux.vnet.ibm.com>
Date:	Tue,  3 Sep 2013 14:16:11 +0800
From:	Wanpeng Li <liwanp@...ux.vnet.ibm.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Joonsoo Kim <iamjoonsoo.kim@....com>,
	David Rientjes <rientjes@...gle.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Zhang Yanfei <zhangyanfei@...fujitsu.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	Wanpeng Li <liwanp@...ux.vnet.ibm.com>
Subject: [PATCH v3 1/3] mm/vmalloc: don't set area->caller twice

Changelog:
 *v1 -> v2: rebase against mmotm tree

The caller address has already been set in set_vmalloc_vm(), there's no need
to set it again in __vmalloc_area_node.

Reviewed-by: Zhang Yanfei <zhangyanfei@...fujitsu.com>
Signed-off-by: Wanpeng Li <liwanp@...ux.vnet.ibm.com>
---
 mm/vmalloc.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 1074543..d78d117 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1566,7 +1566,6 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
 		pages = kmalloc_node(array_size, nested_gfp, node);
 	}
 	area->pages = pages;
-	area->caller = caller;
 	if (!area->pages) {
 		remove_vm_area(area->addr);
 		kfree(area);
-- 
1.8.1.2

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