On Fri, Dec 06, 2013 at 05:12:14PM +0800, Wanpeng Li wrote:
> Use wrapper function task_node to get node which task is on.
>
> Signed-off-by: Wanpeng Li <liw...@linux.vnet.ibm.com>
Maybe we have another line to apply the same fix:
./kernel/sched/debug.c:142: SEQ_printf(m, " %d", cpu_to_node(task_cpu(p)));
But anyway,
Reviewed-by: Naoya Horiguchi <n-horigu...@ah.jp.nec.com>
Thanks,
Naoya Horiguchi
> ---
> kernel/sched/fair.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index 56bcc0c..e0b1063 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -1216,7 +1216,7 @@ 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;
> }
>
> @@ -1283,7 +1283,7 @@ 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 */
> --
> 1.7.7.6
>
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