Shan Wei said, at 2012/11/13 9:51:
> From: Shan Wei <davids...@tencent.com>
>
> flush_tasklet is a struct, not a pointer in percpu var.
> so use this_cpu_ptr to get the member pointer.
>
> Signed-off-by: Shan Wei <davids...@tencent.com>
> Reviewed-by: Christoph Lameter <c...@linux.com>
David Miller, would you like to pick it up to your net-next tree?
> ---
> no changes vs v3.
> ---
> net/core/flow.c | 4 +---
> 1 files changed, 1 insertions(+), 3 deletions(-)
>
> diff --git a/net/core/flow.c b/net/core/flow.c
> index e318c7e..b0901ee 100644
> --- a/net/core/flow.c
> +++ b/net/core/flow.c
> @@ -327,11 +327,9 @@ static void flow_cache_flush_tasklet(unsigned long data)
> static void flow_cache_flush_per_cpu(void *data)
> {
> struct flow_flush_info *info = data;
> - int cpu;
> struct tasklet_struct *tasklet;
>
> - cpu = smp_processor_id();
> - tasklet = &per_cpu_ptr(info->cache->percpu, cpu)->flush_tasklet;
> + tasklet = this_cpu_ptr(&info->cache->percpu->flush_tasklet);
> tasklet->data = (unsigned long)info;
> tasklet_schedule(tasklet);
> }
>
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