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From: Jan Beulich <jbeulich@suse.com>
To: Juergen Gross <jgross@suse.com>
Cc: xen-devel@lists.xenproject.org,
	George Dunlap <george.dunlap@citrix.com>,
	Dario Faggioli <dfaggioli@suse.com>
Subject: Re: [PATCH 3/3] xen/cpupool: fix removing cpu from a cpupool
Date: Fri, 8 May 2020 10:19:46 +0200	[thread overview]
Message-ID: <7c0c5c02-7bf8-8aa1-4c5d-586d18290d2f@suse.com> (raw)
In-Reply-To: <e02432bf8ea8ca85a31176de1a1f9e429c84b243.camel@suse.com>

On 07.05.2020 20:36, Dario Faggioli wrote:
> On Thu, 2020-04-30 at 17:15 +0200, Juergen Gross wrote:
>> Commit cb563d7665f2 ("xen/sched: support core scheduling for moving
>> cpus to/from cpupools") introduced a regression when trying to remove
>> an offline cpu from a cpupool, as the system would crash in this
>> situation.
>>
>> Fix that by testing the cpu to be online.
>>
>> Fixes: cb563d7665f2 ("xen/sched: support core scheduling for moving
>> cpus to/from cpupools")
>> Signed-off-by: Juergen Gross <jgross@suse.com>
>>
> Acked-by: Dario Faggioli <dfaggioli@suse.com>

Jürgen,

it looks like this is independent of the earlier two patches
and hence could go in, while I understand there'll be v2 for
the earlier ones. Please confirm.

Jan


  reply	other threads:[~2020-05-08  8:20 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-30 15:15 [PATCH 0/3] xen: Fix some bugs in scheduling Juergen Gross
2020-04-30 15:15 ` [PATCH 1/3] xen/sched: allow rcu work to happen when syncing cpus in core scheduling Juergen Gross
2020-05-07 18:34   ` Dario Faggioli
2020-05-08  5:54     ` Jürgen Groß
2020-04-30 15:15 ` [PATCH 2/3] xen/sched: fix theoretical races accessing vcpu->dirty_cpu Juergen Gross
2020-04-30 15:19   ` Jürgen Groß
2020-04-30 15:15 ` [PATCH 3/3] xen/cpupool: fix removing cpu from a cpupool Juergen Gross
2020-05-07 18:36   ` Dario Faggioli
2020-05-08  8:19     ` Jan Beulich [this message]
2020-05-08  8:29       ` Jürgen Groß

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