diff options
Diffstat (limited to 'mm/vmstat.c')
| -rw-r--r-- | mm/vmstat.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c index 0c3b5048773e..772b39b87d95 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -500,8 +500,12 @@ void refresh_cpu_vm_stats(int cpu) * z = the zone from which the allocation occurred. * * Must be called with interrupts disabled. + * + * When __GFP_OTHER_NODE is set assume the node of the preferred + * zone is the local node. This is useful for daemons who allocate + * memory on behalf of other processes. */ -void zone_statistics(struct zone *preferred_zone, struct zone *z) +void zone_statistics(struct zone *preferred_zone, struct zone *z, gfp_t flags) { if (z->zone_pgdat == preferred_zone->zone_pgdat) { __inc_zone_state(z, NUMA_HIT); @@ -509,7 +513,8 @@ void zone_statistics(struct zone *preferred_zone, struct zone *z) __inc_zone_state(z, NUMA_MISS); __inc_zone_state(preferred_zone, NUMA_FOREIGN); } - if (z->node == numa_node_id()) + if (z->node == ((flags & __GFP_OTHER_NODE) ? + preferred_zone->node : numa_node_id())) __inc_zone_state(z, NUMA_LOCAL); else __inc_zone_state(z, NUMA_OTHER); |