RE: [PATCH v3 [resend] 14/18] smp, x86, xen: kill SMP single function call interrupt

Liu, Jinsong
2013-12-16T04:24:47Z

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.

Thanks,
Jinsong