[PATCH v8 12/12] memcg: check memcg dirty limits in page writeback

Minchan Kim minchan.kim at gmail.com
Sat Jun 4 21:52:55 PDT 2011


On Fri, Jun 03, 2011 at 09:16:37AM -0700, Greg Thelen wrote:
> If the current process is in a non-root memcg, then
> balance_dirty_pages() will consider the memcg dirty limits as well as
> the system-wide limits.  This allows different cgroups to have distinct
> dirty limits which trigger direct and background writeback at different
> levels.
> 
> If called with a mem_cgroup, then throttle_vm_writeout() queries the
> given cgroup for its dirty memory usage limits.
> 
> Signed-off-by: Andrea Righi <arighi at develer.com>
> Signed-off-by: Greg Thelen <gthelen at google.com>
> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu at jp.fujitsu.com>
> Acked-by: Wu Fengguang <fengguang.wu at intel.com>
Reviewed-by: Minchan Kim <minchan.kim at gmail.com>

-- 
Kind regards
Minchan Kim


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