UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Wanpeng Li 2013-11-12 15:07:29 -08:00 committed by Linus Torvalds
parent 948927ee9e
commit 3722e13cff
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
mm/vmalloc.c
View File

@ -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;