From: Dario Faggioli <dfaggioli@suse.com>
To: Juergen Gross <jgross@suse.com>, xen-devel@lists.xenproject.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
Wei Liu <wei.liu2@citrix.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
George Dunlap <George.Dunlap@eu.citrix.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Ian Jackson <ian.jackson@eu.citrix.com>, Tim Deegan <tim@xen.org>,
Julien Grall <julien.grall@arm.com>,
Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH v2 2/6] xen: add helper for calling notifier_call_chain() to common/cpu.c
Date: Fri, 29 Mar 2019 18:33:11 +0100 [thread overview]
Message-ID: <c9629b8982c9ac634d8b7d223d1823286202ec4d.camel@suse.com> (raw)
In-Reply-To: <20190328120658.11083-3-jgross@suse.com>
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On Thu, 2019-03-28 at 13:06 +0100, Juergen Gross wrote:
> Add a helper cpu_notifier_call_chain() to call notifier_call_chain()
> for a cpu with a specified action, returning an errno value.
>
> This avoids coding the same pattern multiple times.
>
> While at it avoid side effects from using BUG_ON() by not using
> cpu_online(cpu) as a parameter.
>
> Signed-off-by: Juergen Gross <jgross@suse.com>
> ---
> V2:
> - add nofail parameter to cpu_notifier_call_chain()
> - avoid side effects from using BUG_ON() macro (Andrew Cooper)
> ---
>
Reviewed-by: Dario Faggioli <dfaggioli@suse.com>
Regards,
Dario
--
Dario Faggioli, Ph.D
http://about.me/dario.faggioli
Virtualization Software Engineer
SUSE Labs, SUSE https://www.suse.com/
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next prev parent reply other threads:[~2019-03-29 17:33 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-28 12:06 [PATCH v2 0/6] xen: simplify suspend/resume handling Juergen Gross
2019-03-28 12:06 ` [PATCH v2 1/6] xen/sched: call cpu_disable_scheduler() via cpu notifier Juergen Gross
2019-03-29 17:19 ` Dario Faggioli
2019-04-01 10:34 ` Julien Grall
2019-03-28 12:06 ` [PATCH v2 2/6] xen: add helper for calling notifier_call_chain() to common/cpu.c Juergen Gross
2019-03-29 17:33 ` Dario Faggioli [this message]
2019-03-28 12:06 ` [PATCH v2 3/6] xen: add new cpu notifier action CPU_RESUME_FAILED Juergen Gross
2019-03-28 12:06 ` [PATCH v2 4/6] xen: don't free percpu areas during suspend Juergen Gross
2019-03-28 13:39 ` Jan Beulich
2019-03-28 12:06 ` [PATCH v2 5/6] xen/cpupool: simplify suspend/resume handling Juergen Gross
2019-03-28 12:06 ` [PATCH v2 6/6] xen/sched: don't disable scheduler on cpus during suspend Juergen Gross
2019-03-29 17:36 ` Dario Faggioli
2019-03-28 13:01 ` [PATCH v2 0/6] xen: simplify suspend/resume handling Volodymyr Babchuk
2019-03-28 13:21 ` Juergen Gross
2019-03-28 13:23 ` Julien Grall
2019-03-28 13:34 ` Volodymyr Babchuk
2019-03-28 13:33 ` Julien Grall
2019-03-28 13:37 ` Juergen Gross
2019-03-28 13:49 ` Julien Grall
2019-03-28 13:56 ` Volodymyr Babchuk
2019-03-28 14:43 ` Julien Grall
2019-03-28 14:53 ` Dario Faggioli
2019-03-28 14:57 ` Volodymyr Babchuk
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