+ swap-delay-accounting-include-lock_page-delays.patch added to -mm tree

+ swap-delay-accounting-include-lock_page-delays.patch added to -mm tree

[akpm]

The patch titled
     Swap delay accounting, include lock_page() delays
has been added to the -mm tree.  Its filename is
     swap-delay-accounting-include-lock_page-delays.patch

*** Remember to use Documentation/SubmitChecklist when testing your code ***

See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this

------------------------------------------------------
Subject: Swap delay accounting, include lock_page() delays
From: Balbir Singh <balbir@linux.vnet.ibm.com>

The delay incurred in lock_page() should also be accounted in swap delay
accounting

Reported-by: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/memory.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN mm/memory.c~swap-delay-accounting-include-lock_page-delays mm/memory.c
--- a/mm/memory.c~swap-delay-accounting-include-lock_page-delays
+++ a/mm/memory.c
@@ -2084,9 +2084,9 @@ static int do_swap_page(struct mm_struct
 		count_vm_event(PGMAJFAULT);
 	}
 
-	delayacct_clear_flag(DELAYACCT_PF_SWAPIN);
 	mark_page_accessed(page);
 	lock_page(page);
+	delayacct_clear_flag(DELAYACCT_PF_SWAPIN);
 
 	/*
 	 * Back out if somebody else already faulted in this pte.
_

Patches currently in -mm which might be from balbir@linux.vnet.ibm.com are

origin.patch
swap-delay-accounting-include-lock_page-delays.patch
maps4-add-proportional-set-size-accounting-in-smaps.patch
memory-controller-add-documentation.patch
memory-controller-resource-counters-v7.patch
memory-controller-containers-setup-v7.patch
memory-controller-accounting-setup-v7.patch
memory-controller-memory-accounting-v7.patch
memory-controller-task-migration-v7.patch
memory-controller-add-per-container-lru-and-reclaim-v7.patch
memory-controller-improve-user-interface.patch
memory-controller-oom-handling-v7.patch
memory-controller-add-switch-to-control-what-type-of-pages-to-limit-v7.patch
memory-controller-make-page_referenced-container-aware-v7.patch
memory-controller-make-charging-gfp-mask-aware.patch
memory-controller-make-charging-gfp-mask-aware-fix.patch
memory-controller-bug_on.patch
memcontrol-move-mm_cgroup-to-header-file.patch
memcontrol-move-oom-task-exclusion-to-tasklist.patch
oom-add-sysctl-to-enable-task-memory-dump.patch
bugfix-for-memory-cgroup-controller-fix-error-handling-path-in-mem_charge_cgroup.patch
bugfix-for-memory-controller-add-helper-function-for-assigning-cgroup-to-page.patch
bugfix-for-memory-cgroup-controller-avoid-pagelru-page-in-mem_cgroup_isolate_pages.patch
bugfix-for-memory-cgroup-controller-avoid-pagelru-page-in-mem_cgroup_isolate_pages-fix.patch
bugfix-for-memory-cgroup-controller-migration-under-memory-controller-fix.patch