From: Keir Fraser <keir@xensource.com>
To: Glauber de Oliveira Costa <gcosta@redhat.com>,
xen-devel@lists.xensource.com
Subject: Re: [PATCH] Avoid triggering the softlockup BUG when offline for too long.
Date: Mon, 27 Nov 2006 10:21:54 +0000 [thread overview]
Message-ID: <C1906CC2.519F%keir@xensource.com> (raw)
In-Reply-To: <20061124131022.GB7171@redhat.com>
On 24/11/06 13:10, "Glauber de Oliveira Costa" <gcosta@redhat.com> wrote:
> After being offline for a long time, the softlockup watchdog triggers
> a BUG() on our faces. This is expected, as in fact, we spent more than
> a fixed 10*HZ amount of time without touching the watchdog.
>
> However, by inspecting the contents of RUNSTATE_offline, we can gain
> awareness of the fact, and do better than that. This patch fixes it.
>
> Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Would 'stolen' not be a good enough thing to test? Presumably this is really
just dealing with xm pause/unpause (a single long offline) so this simpler
fix would work just as well?
-- Keir
next prev parent reply other threads:[~2006-11-27 10:21 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-24 13:10 [PATCH] Avoid triggering the softlockup BUG when offline for too long Glauber de Oliveira Costa
2006-11-27 10:21 ` Keir Fraser [this message]
2006-11-27 15:31 ` Glauber de Oliveira Costa
2006-11-27 16:47 ` Glauber de Oliveira Costa
2006-11-27 18:54 ` Keir Fraser
2006-11-29 11:46 ` Glauber de Oliveira Costa
-- strict thread matches above, loose matches on Subject: below --
2006-11-29 12:08 Glauber de Oliveira Costa
2006-11-29 12:18 ` Keir Fraser
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