From: Wanpeng Li <liwanp@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Ingo Molnar <mingo@redhat.com>, Rik van Riel <riel@redhat.com>,
Mel Gorman <mgorman@suse.de>,
Peter Zijlstra <peterz@infradead.org>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Wanpeng Li <liwanp@linux.vnet.ibm.com>
Subject: [PATCH v6 5/6] sched/numa: use wrapper function task_faults_idx to calculate index in group_faults
Date: Wed, 11 Dec 2013 18:16:00 +0800 [thread overview]
Message-ID: <1386756961-3887-6-git-send-email-liwanp@linux.vnet.ibm.com> (raw)
In-Reply-To: <1386756961-3887-1-git-send-email-liwanp@linux.vnet.ibm.com>
Use wrapper function task_faults_idx to calculate index in group_faults.
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Mel Gorman <mgorman@suse.de>
Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
---
kernel/sched/fair.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index c3f6ff9..8a00879 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -935,7 +935,8 @@ static inline unsigned long group_faults(struct task_struct *p, int nid)
if (!p->numa_group)
return 0;
- return p->numa_group->faults[2*nid] + p->numa_group->faults[2*nid+1];
+ return p->numa_group->faults[task_faults_idx(nid, 0)] +
+ p->numa_group->faults[task_faults_idx(nid, 1)];
}
/*
--
1.7.5.4
--
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next prev parent reply other threads:[~2013-12-11 10:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-11 10:15 [PATCH v6 0/6] mm: sched: numa: several fixups Wanpeng Li
2013-12-11 10:15 ` [PATCH v6 1/6] sched/numa: fix set cpupid on page migration twice against thp Wanpeng Li
2013-12-11 10:15 ` [PATCH v6 2/6] sched/numa: drop sysctl_numa_balancing_settle_count sysctl Wanpeng Li
2013-12-11 10:15 ` [PATCH v6 3/6] sched/numa: use wrapper function task_node to get node which task is on Wanpeng Li
2013-12-11 10:15 ` [PATCH v6 4/6] sched/numa: fix set cpupid on page migration twice against normal page Wanpeng Li
2013-12-11 10:16 ` Wanpeng Li [this message]
2013-12-11 10:16 ` [PATCH v6 6/6] sched/numa: fix period_slot recalculation Wanpeng Li
2013-12-11 10:24 ` [PATCH v6 0/6] mm: sched: numa: several fixups Peter Zijlstra
2013-12-11 10:28 ` Wanpeng Li
2013-12-12 0:14 ` Wanpeng Li
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