linux-kernel - Re: [kvm-devel] [PATCH 4/7] SMP: Implement on_one

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Message-ID: <20070524133625.GA9863@osiris.ibm.com>
Date:	Thu, 24 May 2007 15:36:25 +0200
From:	Heiko Carstens <heiko.carstens@...ibm.com>
To:	Avi Kivity <avi@...ranet.com>
Cc:	kvm-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
	lhcs-devel@...ts.sourceforge.net
Subject: Re: [kvm-devel] [PATCH 4/7] SMP: Implement on_one_cpu()

On Thu, May 24, 2007 at 03:10:12PM +0300, Avi Kivity wrote:
> This defines on_one_cpu() which is similar to smp_call_function_single()
> except that it works if cpu happens to be the current cpu.  Can also be
> seen as a complement to on_each_cpu() (which also doesn't treat the
> current cpu specially).
> 
> Signed-off-by: Avi Kivity <avi@...ranet.com>
> ---
>  include/linux/smp.h |   15 +++++++++++++++
>  kernel/softirq.c    |   24 ++++++++++++++++++++++++
>  2 files changed, 39 insertions(+), 0 deletions(-)
> 
> +/*
> + * Call a function on one processor
> + */
> +int on_one_cpu(int cpu, void (*func)(void *info), void *info,
> +	       int retry, int wait);
> 

Would you mind renaming that one to simply 'on_cpu'? It's even shorter and
clearly everybody will know what its purpose is. Also I doubt we will ever
have something like 'on_two_cpus'.
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