diff options
| author | KAMEZAWA Hiroyuki <[email protected]> | 2011-05-17 15:44:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2011-05-18 02:55:23 -0700 |
| commit | d6c438b6cd733834a3cec55af8577a8fc3548016 (patch) | |
| tree | 95c7719415aecf9f2a09b1e885d23ba54eb9b5b8 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | d5f33d45e4c0e306e8d16b4573891a65d9ad544f (diff) | |
memcg: fix zone congestion
ZONE_CONGESTED should be a state of global memory reclaim. If not, a busy
memcg sets this and give unnecessary throttoling in wait_iff_congested()
against memory recalim in other contexts. This makes system performance
bad.
I'll think about "memcg is congested!" flag is required or not, later.
But this fix is required first.
Signed-off-by: KAMEZAWA Hiroyuki <[email protected]>
Reviewed-by: Minchan Kim <[email protected]>
Cc: Daisuke Nishimura <[email protected]>
Acked-by: Ying Han <[email protected]>
Cc: Balbir Singh <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Michal Hocko <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions