>From 7050c267d8dda220226067039d815593d2f9a874 Mon Sep 17 00:00:00 2001
From: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
Date: Tue, 10 Nov 2015 05:32:38 +0800
Subject: [PATCH] mm/mmap.c: Remove redundant local variables for may_expand_vm()
After merge the related code into one line, the code is still simple and
meaningful enough.
Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
---
mm/mmap.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/mm/mmap.c b/mm/mmap.c
index 2ce04a6..a515260 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2988,12 +2988,7 @@ out:
*/
int may_expand_vm(struct mm_struct *mm, unsigned long npages)
{
- unsigned long cur = mm->total_vm; /* pages */
- unsigned long lim;
-
- lim = rlimit(RLIMIT_AS)>> PAGE_SHIFT;
-
- if (cur + npages> lim)
+ if (mm->total_vm + npages> (rlimit(RLIMIT_AS)>> PAGE_SHIFT))
return 0;
return 1;
}
--
1.9.3
Attachment:
0001-mm-mmap.c-Remove-redundant-local-variables-for-may_e.patch
Description: Binary data