From: Meng Xu <mengxu@cis.upenn.edu>
To: Chong Li <lichong659@gmail.com>
Cc: Chong Li <chong.li@wustl.edu>,
George Dunlap <george.dunlap@eu.citrix.com>,
Dario Faggioli <dario.faggioli@citrix.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
Jan Beulich <jbeulich@suse.com>,
Dagaen Golomb <dgolomb@seas.upenn.edu>
Subject: Re: [PATCH] xen: enable per-VCPU parameter for RTDS
Date: Mon, 4 Apr 2016 21:44:54 -0400 [thread overview]
Message-ID: <CAENZ-+mE5yFX87MKV51XP4Y-oXT3Lg25mfXAv4JwSDEUEWUdcQ@mail.gmail.com> (raw)
In-Reply-To: <1459818433-2498-1-git-send-email-lichong659@gmail.com>
On Mon, Apr 4, 2016 at 9:07 PM, Chong Li <lichong659@gmail.com> wrote:
> Commit f7b87b0745b4 ("enable per-VCPU parameter for RTDS") introduced
> a bug: it made it possible, in Credit and Credit2, when doing domain
> or vcpu parameters' manipulation, to leave the hypervisor with a
> spinlock held and interrupts disabled.
>
> Fix it.
>
> Signed-off-by: Chong Li <chong.li@wustl.edu>
>
> Acked-by: Dario Faggioli <dario.faggioli@citrix.com>
I'm wondering if the title "xen: enable per-VCPU parameter for RTDS"
is suitable for this patch, although I don't have a better title.
The title in my mind is: xen: fix incorrect lock for credit and credit2
I won't fight for this title, though. :-)
Probably no need to resend...
Thanks,
Meng
--
Meng Xu
PhD Student in Computer and Information Science
University of Pennsylvania
http://www.cis.upenn.edu/~mengxu/
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next prev parent reply other threads:[~2016-04-05 1:44 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-05 1:07 [PATCH] xen: enable per-VCPU parameter for RTDS Chong Li
2016-04-05 1:44 ` Meng Xu [this message]
2016-04-05 7:57 ` Jan Beulich
2016-04-05 9:25 ` George Dunlap
2016-04-05 9:43 ` Dario Faggioli
2016-04-05 12:45 ` Wei Liu
-- strict thread matches above, loose matches on Subject: below --
2016-04-04 22:45 Chong Li
2016-04-04 23:14 ` Andrew Cooper
2016-04-05 9:18 ` George Dunlap
2016-04-05 9:39 ` Dario Faggioli
2016-04-04 21:21 Chong Li
2016-04-04 22:05 ` Dario Faggioli
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