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[Xen-devel] Re: [PATCH] sched: provide scheduler_ipi() callback in response to smp_send_reschedule()
- To: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
- From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- Date: Mon, 07 Feb 2011 14:54:19 +0100
- Cc: linux-m32r-ja@xxxxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxx, linux-m32r@xxxxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, Heiko Carstens <heiko.carstens@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Howells <dhowells@xxxxxxxxxx>, Paul Mackerras <paulus@xxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, sparclinux@xxxxxxxxxxxxxxx, Linux-Arch <linux-arch@xxxxxxxxxxxxxxx>, linux-s390@xxxxxxxxxxxxxxx, Jesper Nilsson <jesper.nilsson@xxxxxxxx>, Mikael, Russell King <linux@xxxxxxxxxxxxxxxx>, Takata <takata@xxxxxxxxxxxxxx>, x86@xxxxxxxxxx, "James E.J. Bottomley" <jejb@xxxxxxxxxxxxxxxx>, virtualization@xxxxxxxxxxxxxx, Ingo Molnar <mingo@xxxxxxxxxx>, Chris, Matt Turner <mattst88@xxxxxxxxx>, uclinux-dist-devel@xxxxxxxxxxxxxxxxxxxx, Fenghua Yu <fenghua.yu@xxxxxxxxx>, Mike Frysinger <vapier@xxxxxxxxxx>, user-mode-linux-devel@xxxxxxxxxxxxxxxxxxxxx, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Jeff Dike <jdike@xxxxxxxxxxx>, Metcalf <cmetcalf@xxxxxxxxxx>, David, Starvik <starvik@xxxxxxxx>, Schwidefsky <schwidefsky@xxxxxxxxxx>, Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>, Ivan Kokshaysky <ink@xxxxxxxxxxxxxxxxxxxx>, user-mode-linux-user@xxxxxxxxxxxxxxxxxxxxx, Martin, Gleixner <tglx@xxxxxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Richard Henderson <rth@xxxxxxxxxxx>, Thomas, Luck <tony.luck@xxxxxxxxx>, linux-parisc@xxxxxxxxxxxxxxx, linux-cris-kernel@xxxxxxxx, Hirokazu, linux-am33-list@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Kyle McMartin <kyle@xxxxxxxxxxx>, Paul Mundt <lethal@xxxxxxxxxxxx>, linux-alpha@xxxxxxxxxxxxxxx, Tony, linux390@xxxxxxxxxx, Koichi Yasutake <yasutake.koichi@xxxxxxxxxxxxxxxx>, linuxppc-dev@xxxxxxxxxxxxxxxx, Helge Deller <deller@xxxxxx>
- Delivery-date: Mon, 07 Feb 2011 08:05:54 -0800
- List-id: Xen developer discussion <xen-devel.lists.xensource.com>
On Mon, 2011-02-07 at 10:26 +1100, Benjamin Herrenschmidt wrote:
> You missed:
>
> diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
> index 9813605..467d122 100644
> --- a/arch/powerpc/kernel/smp.c
> +++ b/arch/powerpc/kernel/smp.c
> @@ -98,6 +98,7 @@ void smp_message_recv(int msg)
> break;
> case PPC_MSG_RESCHEDULE:
> /* we notice need_resched on exit */
> + scheduler_ipi();
> break;
> case PPC_MSG_CALL_FUNC_SINGLE:
> generic_smp_call_function_single_interrupt();
>
> Fold that in and add:
>
> Acked-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Thanks Ben!
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