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authorWanpeng Li <liwanp@linux.vnet.ibm.com>2013-11-13 03:07:29 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-13 07:09:05 +0400
commit3722e13cff361035583f6ecfa784437b824fe659 (patch)
treec44f134dfe252ce995ae5810a46e07f04513eadd /mm/vmalloc.c
parent948927ee9e4f35f287e61a79c9f0e85ca2202c7d (diff)
downloadlinux-3722e13cff361035583f6ecfa784437b824fe659.tar.xz
mm/vmalloc: don't set area->caller twice
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@cn.fujitsu.com> Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Mitsuo Hayasaka <mitsuo.hayasaka.hu@hitachi.com> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index dea15e6bfc8d..285f0e7d28e7 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1546,7 +1546,7 @@ static void *__vmalloc_node(unsigned long size, unsigned long align,
gfp_t gfp_mask, pgprot_t prot,
int node, const void *caller);
static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
- pgprot_t prot, int node, const void *caller)
+ pgprot_t prot, int node)
{
const int order = 0;
struct page **pages;
@@ -1560,13 +1560,12 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
/* Please note that the recursion is strictly bounded. */
if (array_size > PAGE_SIZE) {
pages = __vmalloc_node(array_size, 1, nested_gfp|__GFP_HIGHMEM,
- PAGE_KERNEL, node, caller);
+ PAGE_KERNEL, node, area->caller);
area->flags |= VM_VPAGES;
} else {
pages = kmalloc_node(array_size, nested_gfp, node);
}
area->pages = pages;
- area->caller = caller;
if (!area->pages) {
remove_vm_area(area->addr);
kfree(area);
@@ -1634,7 +1633,7 @@ void *__vmalloc_node_range(unsigned long size, unsigned long align,
if (!area)
goto fail;
- addr = __vmalloc_area_node(area, gfp_mask, prot, node, caller);
+ addr = __vmalloc_area_node(area, gfp_mask, prot, node);
if (!addr)
goto fail;