[PATCH V5 8/8] memcg: Document cgroup dirty/writeback memory statistics

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From: Sha Zhengju <handai.szj@xxxxxxxxxx>

Signed-off-by: Sha Zhengju <handai.szj@xxxxxxxxxx>
---
 Documentation/cgroups/memory.txt |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt
index 327acec..7ed4fa9 100644
--- a/Documentation/cgroups/memory.txt
+++ b/Documentation/cgroups/memory.txt
@@ -490,6 +490,8 @@ pgpgin		- # of charging events to the memory cgroup. The charging
 pgpgout		- # of uncharging events to the memory cgroup. The uncharging
 		event happens each time a page is unaccounted from the cgroup.
 swap		- # of bytes of swap usage
+dirty          - # of bytes of file cache that are not in sync with the disk copy.
+writeback      - # of bytes of file/anon cache that are queued for syncing to disk.
 inactive_anon	- # of bytes of anonymous memory and swap cache memory on
 		LRU list.
 active_anon	- # of bytes of anonymous and swap cache memory on active
-- 
1.7.9.5

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