From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: [PATCH v3 [resend] 14/18] smp, x86, xen: kill SMP single
	function call interrupt
Date: Mon, 16 Dec 2013 11:33:34 -0500
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To: "Liu, Jinsong" <jinsong.liu@intel.com>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>, Jeremy Fitzhardinge <jeremy@goop.org>, "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, Jiri Kosina <trivial@kernel.org>, Peter Zijlstra <a.p.zijlstra@chello.nl>, "x86@kernel.org" <x86@kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Steven Rostedt <rostedt@goodmis.org>, Wang YanQing <udknight@gmail.com>, Sebastian Andrzej Siewior <sebastian@breakpoint.cc>, Ingo Molnar <mingo@redhat.com>, Thomas Gleixner <tglx@linutronix.de>, David Vrabel <david.vrabel@citrix.com>, Ingo Molnar <mingo@elte.hu>, "H. Peter Anvin" <hpa@zytor.com>, "xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>, Andrew Morton <akpm@linux-foundation.org>, "virtualization@lists.linux-foundation.org" <virtualization@lists.linux-foundation.org>, Shaohua Li <shli@kernel.org>
List-Id: xen-devel@lists.xenproject.org

On Mon, Dec 16, 2013 at 04:24:41AM +0000, Liu, Jinsong wrote:
> Konrad Rzeszutek Wilk wrote:
> > On Mon, Dec 16, 2013 at 12:36:36AM +0800, Jiang Liu wrote:
> >> Commit 9a46ad6d6df3b54 "smp: make smp_call_function_many() use logic
> >> similar to smp_call_function_single()" has unified the way to handle
> >> single and multiple cross-CPU function calls. Now only one interrupt
> >> is needed for architecture specific code to support generic SMP
> >> function 
> >> call interfaces, so kill the redundant single function call
> >> interrupt. 
> >> 
> >> Cc: Andrew Morton <akpm@linux-foundation.org>
> >> Cc: Shaohua Li <shli@kernel.org>
> >> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
> >> Cc: Ingo Molnar <mingo@elte.hu>
> >> Cc: Steven Rostedt <rostedt@goodmis.org>
> >> Cc: Jiri Kosina <trivial@kernel.org>
> >> Cc: Thomas Gleixner <tglx@linutronix.de>
> >> Cc: "H. Peter Anvin" <hpa@zytor.com>
> >> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> > 
> > I presume this has been tested?
> > 
> 
> I have just test Jiang's patch, it works fine for dom0 booting.

Excellent! Please add Acked-by from me.

Thanks!

> 
> Thanks,
> Jinsong
> 
>