Messages in this thread Patch in this message | | | Date | Mon, 22 Oct 2012 09:06:55 +0100 | From | Mel Gorman <> | Subject | [PATCH 5/5] mm: autonuma: Specify the migration reason for the tracepoint |
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Record in the migrate_pages tracepoint that the migration is for AutoNUMA.
Signed-off-by: Mel Gorman <mgorman@suse.de> --- include/linux/migrate.h | 1 + include/trace/events/migrate.h | 1 + mm/autonuma.c | 3 ++- 3 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 9d1c159..ba17e56 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -13,6 +13,7 @@ enum migrate_reason { MR_MEMORY_HOTPLUG, MR_SYSCALL, /* also applies to cpusets */ MR_MEMPOLICY_MBIND, + MR_AUTONUMA, MR_CMA }; diff --git a/include/trace/events/migrate.h b/include/trace/events/migrate.h index ec2a6cc..2eaaf90 100644 --- a/include/trace/events/migrate.h +++ b/include/trace/events/migrate.h @@ -15,6 +15,7 @@ {MR_MEMORY_HOTPLUG, "memory_hotplug"}, \ {MR_SYSCALL, "syscall_or_cpuset"}, \ {MR_MEMPOLICY_MBIND, "mempolicy_mbind"}, \ + {MR_AUTONUMA, "autonuma"}, \ {MR_CMA, "cma"} TRACE_EVENT(mm_migrate_pages, diff --git a/mm/autonuma.c b/mm/autonuma.c index 4db53a1..cb02641 100644 --- a/mm/autonuma.c +++ b/mm/autonuma.c @@ -249,7 +249,8 @@ static bool autonuma_migrate_page(struct page *page, int dst_nid, pages_migrated += isolated; /* FIXME: per node */ nr_remaining = migrate_pages(&migratepages, alloc_migrate_dst_page, - pgdat->node_id, false, MIGRATE_ASYNC); + pgdat->node_id, false, MIGRATE_ASYNC, + MR_AUTONUMA); count_vm_events(NUMA_PAGE_MIGRATE, isolated - nr_remaining); if (nr_remaining) putback_lru_pages(&migratepages); -- 1.7.7
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