# Re: \[PATCH\] sched: provide scheduler\_ipi() callback in response to smp\_send\_reschedule()

- From: Chris Metcalf \<hidden\>
- Date: 2011-01-17 13:58:16 
- List: virtualization
- Page: https://ratatoskr.run/virtualization/2011/01/9463228
- Thread: https://ratatoskr.run/linux-arch/2011/01/8566731/t.md

```text
On 1/17/2011 6:41 AM, Peter Zijlstra wrote:
> Index: linux-2.6/arch/tile/kernel/smp.c
> ===================================================================
> --- linux-2.6.orig/arch/tile/kernel/smp.c
> +++ linux-2.6/arch/tile/kernel/smp.c
> @@ -184,12 +184,8 @@ void flush_icache_range(unsigned long st
>  /* Called when smp_send_reschedule() triggers IRQ_RESCHEDULE. */
>  static irqreturn_t handle_reschedule_ipi(int irq, void *token)
>  {
> -       /*
> -        * Nothing to do here; when we return from interrupt, the
> -        * rescheduling will occur there. But do bump the interrupt
> -        * profiler count in the meantime.
> -        */
>         __get_cpu_var(irq_stat).irq_resched_count++;
> +       scheduler_ipi();
>
>         return IRQ_HANDLED;
>  }

Acked-by: Chris Metcalf <redacted>

-- 
Chris Metcalf, Tilera Corp.
http://www.tilera.com
```