A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 02:32:09 -04:00
Code Issues Projects Releases Packages Wiki Activity

fs/exec.c:acct_arg_size(): ptl is no longer needed for add_mm_counter()

Browse source 
acct_arg_size() takes ->page_table_lock around add_mm_counter() if
!SPLIT_RSS_COUNTING.  This is not needed after commit 172703b08c ("mm:
delete non-atomic mm counter implementation").

Signed-off-by: Oleg Nesterov <[email protected]>
Reviewed-by: Matt Fleming <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: KAMEZAWA Hiroyuki <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Oleg Nesterov 2011-07-26 16:08:43 -07:00 • committed by Linus Torvalds
commit 32e107f71e
1 changed files with 0 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

7
fs/exec.c
View file

@ -181,14 +181,7 @@ static void acct_arg_size(struct linux_binprm *bprm, unsigned long pages)
return;
bprm->vma_pages = pages;
#ifdef SPLIT_RSS_COUNTING
add_mm_counter(mm, MM_ANONPAGES, diff);
#else
spin_lock(&mm->page_table_lock);
add_mm_counter(mm, MM_ANONPAGES, diff);
spin_unlock(&mm->page_table_lock);
#endif
}
static struct page *get_arg_page(struct linux_binprm *bprm, unsigned long pos,