From: Heiko Carstens <heiko.carstens@de.ibm.com>
To: Avi Kivity <avi@qumranet.com>
Cc: kvm-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org,
lhcs-devel@lists.sourceforge.net
Subject: Re: [kvm-devel] [PATCH 4/7] SMP: Implement on_one_cpu()
Date: Thu, 24 May 2007 15:36:25 +0200 [thread overview]
Message-ID: <20070524133625.GA9863@osiris.ibm.com> (raw)
In-Reply-To: <11800086152009-git-send-email-avi@qumranet.com>
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@qumranet.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'.
next prev parent reply other threads:[~2007-05-24 13:37 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-24 12:10 [PATCH 0/7] KVM: Suspend and cpu hotplug fixes Avi Kivity
2007-05-24 12:10 ` [PATCH 1/7] HOTPLUG: Add CPU_DYING notifier Avi Kivity
2007-05-24 12:10 ` [PATCH 2/7] HOTPLUG: Adapt cpuset hotplug callback to CPU_DYING Avi Kivity
2007-05-24 12:10 ` [PATCH 3/7] HOTPLUG: Adapt thermal throttle " Avi Kivity
2007-05-24 12:10 ` [PATCH 4/7] SMP: Implement on_one_cpu() Avi Kivity
2007-05-24 13:36 ` Heiko Carstens [this message]
2007-05-24 13:42 ` [kvm-devel] " Avi Kivity
2007-05-24 13:43 ` Roland Dreier
2007-05-24 13:48 ` Avi Kivity
2007-05-24 12:10 ` [PATCH 5/7] KVM: Keep track of which cpus have virtualization enabled Avi Kivity
2007-05-24 12:10 ` [PATCH 6/7] KVM: Tune hotplug/suspend IPIs Avi Kivity
2007-05-24 12:10 ` [PATCH 7/7] KVM: Use CPU_DYING for disabling virtualization Avi Kivity
2007-05-24 12:53 ` [kvm-devel] [PATCH 0/7] KVM: Suspend and cpu hotplug fixes Avi Kivity
2007-05-25 1:10 ` Shaohua Li
2007-05-25 8:28 ` Avi Kivity
2007-05-27 10:20 ` Avi Kivity
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