From: Chris Metcalf <cmetcalf@tilera•com>
To: Peter Zijlstra <peterz@infradead•org>
Cc: linux-mips@linux-mips•org, linux-ia64@vger•kernel.org,
linux-sh@vger•kernel.org,
Heiko Carstens <heiko.carstens@de•ibm.com>,
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Koichi Yasutake <yasutake.koichi@jp•panasonic.com>,
linuxppc-dev@lists•ozlabs.org, Helge Deller <deller@gmx•de>
Subject: Re: [PATCH] sched: provide scheduler_ipi() callback in response to smp_send_reschedule()
Date: Mon, 17 Jan 2011 08:52:21 -0500 [thread overview]
Message-ID: <4D344995.80701@tilera.com> (raw)
In-Reply-To: <1295264509.30950.59.camel@laptop>
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 <cmetcalf@tilera•com>
--
Chris Metcalf, Tilera Corp.
http://www.tilera.com
next prev parent reply other threads:[~2011-01-17 13:58 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-17 11:07 [PATCH] sched: provide scheduler_ipi() callback in response to smp_send_reschedule() Peter Zijlstra
2011-01-17 11:26 ` Russell King - ARM Linux
2011-01-17 11:31 ` Peter Zijlstra
2011-01-17 11:41 ` Peter Zijlstra
2011-01-17 11:57 ` Russell King - ARM Linux
2011-01-17 13:52 ` Chris Metcalf [this message]
2011-01-17 13:58 ` Jesper Nilsson
2011-01-17 12:18 ` Martin Schwidefsky
2011-01-17 19:18 ` David Daney
2011-01-17 19:49 ` [uclinux-dist-devel] " Mike Frysinger
2011-01-17 20:16 ` Peter Zijlstra
2011-01-17 20:31 ` Benjamin Herrenschmidt
2011-01-17 20:43 ` Peter Zijlstra
2011-02-06 23:26 ` Benjamin Herrenschmidt
2011-02-07 13:54 ` Peter Zijlstra
2011-02-09 6:14 ` Benjamin Herrenschmidt
2011-02-09 9:37 ` Peter Zijlstra
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