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authorWanpeng Li <liwanp@linux.vnet.ibm.com>2013-12-12 08:23:24 +0100
committerIngo Molnar <mingo@kernel.org>2013-12-17 15:24:39 +0100
commitde1b301a19754778ddd9f908d266ffe1c010b2cf (patch)
tree4491b166d747517d70a1b9cc7e31934870e29944
parentsched/numa: Drop sysctl_numa_balancing_settle_count sysctl (diff)
downloadlinux-de1b301a19754778ddd9f908d266ffe1c010b2cf.tar.xz
linux-de1b301a19754778ddd9f908d266ffe1c010b2cf.zip
sched/numa: Use wrapper function task_node to get node which task is on
Use wrapper function task_node to get node which task is on. Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com> Acked-by: Mel Gorman <mgorman@suse.de> Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Reviewed-by: Rik van Riel <riel@redhat.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/1386833006-6600-2-git-send-email-liwanp@linux.vnet.ibm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r--kernel/sched/debug.c2
-rw-r--r--kernel/sched/fair.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 5c34d1817e8f..374fe04a5e6e 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -139,7 +139,7 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
0LL, 0LL, 0LL, 0L, 0LL, 0L, 0LL, 0L);
#endif
#ifdef CONFIG_NUMA_BALANCING
- SEQ_printf(m, " %d", cpu_to_node(task_cpu(p)));
+ SEQ_printf(m, " %d", task_node(p));
#endif
#ifdef CONFIG_CGROUP_SCHED
SEQ_printf(m, " %s", task_group_path(task_group(p)));
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index fcb6c17f7d79..ebdb08bf2ec2 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1202,7 +1202,7 @@ static int task_numa_migrate(struct task_struct *p)
* elsewhere, so there is no point in (re)trying.
*/
if (unlikely(!sd)) {
- p->numa_preferred_nid = cpu_to_node(task_cpu(p));
+ p->numa_preferred_nid = task_node(p);
return -EINVAL;
}
@@ -1269,7 +1269,7 @@ static void numa_migrate_preferred(struct task_struct *p)
p->numa_migrate_retry = jiffies + HZ;
/* Success if task is already running on preferred CPU */
- if (cpu_to_node(task_cpu(p)) == p->numa_preferred_nid)
+ if (task_node(p) == p->numa_preferred_nid)
return;
/* Otherwise, try migrate to a CPU on the preferred node */