From: Joe Jin <joe.jin@oracle.com>
To: Ian Campbell <Ian.Campbell@eu.citrix.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
"jeremy@goop.org" <jeremy@goop.org>,
Andrew Morton <akpm@linux-foundation.org>,
"linux-fbdev@vger.kernel.org" <linux-fbdev@vger.kernel.org>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"gurudas.pai@oracle.com" <gurudas.pai@oracle.com>,
"greg.marsden@oracle.com" <greg.marsden@oracle.com>,
"guru.anbalagane@oracle.com" <guru.anbalagane@oracle.com>
Subject: Re: [patch] xenfb: fix xenfb suspend/resume race
Date: Thu, 06 Jan 2011 08:14:41 +0000 [thread overview]
Message-ID: <4D2579F1.50900@oracle.com> (raw)
In-Reply-To: <1294300924.13733.42.camel@localhost.localdomain>
>
> No, it papers over the issue, the code should never have been allowed to
> get this far if the connection to the backend is not yet fully resumed
> (i.e. when irq = -1).
>
> The call to xenfb_send_event should have been gated further up the call
> chain, AFAICT by the check of info->update_wanted in xenfb_refresh. This
> suggests that the correct fix is to set info->update_wanted = 0 in
> xenfb_resume.
>
> I said all this in my previous mail and you ignored it. Did you try this
> approach?
Will try this then update you.
Thanks,
Joe
next prev parent reply other threads:[~2011-01-06 8:14 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-30 12:56 [patch] xenfb: fix xenfb suspend/resume race Joe Jin
2010-12-30 16:40 ` Konrad Rzeszutek Wilk
2010-12-31 0:56 ` Joe Jin
2011-01-03 16:34 ` [Xen-devel] " Konrad Rzeszutek Wilk
2011-01-04 0:34 ` Joe Jin
2011-01-04 11:15 ` Ian Campbell
2011-01-06 7:14 ` Joe Jin
2011-01-06 8:02 ` Ian Campbell
2011-01-06 8:14 ` Joe Jin [this message]
2011-01-07 6:43 ` [Xen-devel] " Joe Jin
2011-01-06 8:47 ` Ian Campbell
-- strict thread matches above, loose matches on Subject: below --
2011-01-07 6:40 Joe Jin
2011-01-07 9:17 ` Ian Campbell
2011-01-07 10:17 ` Joe Jin
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