The patch titled
Subject: memcg: fix up documentation on global LRU
has been added to the -mm tree. Its filename is
memcg-fix-up-documentation-on-global-lru.patch
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From: Ying Han <yinghan@xxxxxxxxxx>
Subject: memcg: fix up documentation on global LRU
In v3.3-rc1, the global LRU has been removed with commit "mm: make
per-memcg LRU lists exclusive". The patch fixes up the memcg docs.
I left the swap session to someone who has better understanding of
'memory+swap'.
Signed-off-by: Ying Han <yinghan@xxxxxxxxxx>
Acked-by: Michal Hocko <mhocko@xxxxxxx>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/cgroups/memory.txt | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff -puN Documentation/cgroups/memory.txt~memcg-fix-up-documentation-on-global-lru Documentation/cgroups/memory.txt
--- a/Documentation/cgroups/memory.txt~memcg-fix-up-documentation-on-global-lru
+++ a/Documentation/cgroups/memory.txt
@@ -34,8 +34,7 @@ Current Status: linux-2.6.34-mmotm(devel
Features:
- accounting anonymous pages, file caches, swap caches usage and limiting them.
- - private LRU and reclaim routine. (system's global LRU and private LRU
- work independently from each other)
+ - pages are linked to per-memcg LRU exclusively, and there is no global LRU.
- optionally, memory+swap usage can be accounted and limited.
- hierarchical accounting
- soft limit
@@ -154,7 +153,7 @@ updated. page_cgroup has its own LRU on
2.2.1 Accounting details
All mapped anon pages (RSS) and cache pages (Page Cache) are accounted.
-Some pages which are never reclaimable and will not be on the global LRU
+Some pages which are never reclaimable and will not be on the LRU
are not accounted. We just account pages under usual VM management.
RSS pages are accounted at page_fault unless they've already been accounted
_
Subject: Subject: memcg: fix up documentation on global LRU
Patches currently in -mm which might be from yinghan@xxxxxxxxxx are
memcg-fix-up-documentation-on-global-lru.patch
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