(2012/06/28 20:05), Sha Zhengju wrote:
From: Sha Zhengju <redacted>
Similar to dirty page, we add per cgroup writeback pages accounting. The lock
rule still is:
mem_cgroup_begin_update_page_stat()
modify page WRITEBACK stat
mem_cgroup_update_page_stat()
mem_cgroup_end_update_page_stat()
There're two writeback interface to modify: test_clear/set_page_writeback.
Signed-off-by: Sha Zhengju <redacted>
Seems good to me. BTW, you named macros as MEM_CGROUP_STAT_FILE_XXX
but I wonder these counters will be used for accounting swap-out's dirty pages..
STAT_DIRTY, STAT_WRITEBACK ? do you have better name ?
Thanks,
-Kame
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