aboutsummaryrefslogtreecommitdiff
path: root/mm/mremap.c
diff options
context:
space:
mode:
authorHuang Shijie <shijie8@gmail.com>2012-07-31 16:41:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-31 18:42:39 -0700
commit44de9d0cad41f2c51ef26916842be046b582dcc9 (patch)
treea9ce576f28e5038e9e3ae2e360cadf176dc74898 /mm/mremap.c
parentdf858fa8276f85106f2f5c3cd49c1fa524058070 (diff)
downloadlinaro-lsk-44de9d0cad41f2c51ef26916842be046b582dcc9.tar.gz
mm: account the total_vm in the vm_stat_account()
vm_stat_account() accounts the shared_vm, stack_vm and reserved_vm now. But we can also account for total_vm in the vm_stat_account() which makes the code tidy. Even for mprotect_fixup(), we can get the right result in the end. Signed-off-by: Huang Shijie <shijie8@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mremap.c')
-rw-r--r--mm/mremap.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/mremap.c b/mm/mremap.c
index 21fed202dda..cc06d0e48d0 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -260,7 +260,6 @@ static unsigned long move_vma(struct vm_area_struct *vma,
* If this were a serious issue, we'd add a flag to do_munmap().
*/
hiwater_vm = mm->hiwater_vm;
- mm->total_vm += new_len >> PAGE_SHIFT;
vm_stat_account(mm, vma->vm_flags, vma->vm_file, new_len>>PAGE_SHIFT);
if (do_munmap(mm, old_addr, old_len) < 0) {
@@ -497,7 +496,6 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
goto out;
}
- mm->total_vm += pages;
vm_stat_account(mm, vma->vm_flags, vma->vm_file, pages);
if (vma->vm_flags & VM_LOCKED) {
mm->locked_vm += pages;