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sched/numa: Add debugging

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/r/1381141781-10992-53-git-send-email-mgorman@suse.de
This commit is contained in:
Ingo Molnar
2013-10-07 11:29:30 +01:00
parent 7dbd13ed06
commit b32e86b430
3 changed files with 68 additions and 3 deletions
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5
kernel/sched/fair.c
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@@ -1137,7 +1137,7 @@ static int task_numa_migrate(struct task_struct *p)
.p = p,
.src_cpu = task_cpu(p),
.src_nid = cpu_to_node(task_cpu(p)),
.src_nid = task_node(p),
.imbalance_pct = 112,
@@ -1515,6 +1515,9 @@ void task_numa_fault(int last_cpupid, int node, int pages, int flags)
if (p->numa_migrate_retry && time_after(jiffies, p->numa_migrate_retry))
numa_migrate_preferred(p);
if (migrated)
p->numa_pages_migrated += pages;
p->numa_faults_buffer[task_faults_idx(node, priv)] += pages;
}