Direct reclaim obeys cpusets but misses the cpusets_enabled() check.
The overhead is unlikely to be measurable in the direct reclaim
path which is expensive but there is no harm is doing it.
Signed-off-by: Mel Gorman <mgor...@suse.de>
---
mm/vmscan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 140aeefdebe1..e1fbd89ab750 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2522,7 +2522,7 @@ static bool shrink_zones(struct zonelist *zonelist,
struct scan_control *sc,
* to global LRU.
*/
if (global_reclaim(sc)) {
- if (!cpuset_zone_allowed(zone,
+ if (cpusets_enabled() && !cpuset_zone_allowed(zone,
GFP_KERNEL | __GFP_HARDWALL))
continue;
--
2.3.5
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