linux-kernel - Re: [Xen-devel] Re: [linux-pm] [PATCH 0/2] Fix hangup after creating checkpoint on Xen.

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Message-ID: <1297337473.20491.144.camel@zakaz.uk.xensource.com>
Date:	Thu, 10 Feb 2011 11:31:13 +0000
From:	Ian Campbell <ijc@...lion.org.uk>
To:	Brendan Cully <brendan@...ubc.ca>
Cc:	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Alan Stern <stern@...land.harvard.edu>,
	"linux-pm@...ts.linux-foundation.org" 
	<linux-pm@...ts.linux-foundation.org>,
	"SUZUKI, Kazuhiro" <kaz@...fujitsu.com>
Subject: Re: [Xen-devel] Re: [linux-pm] [PATCH 0/2] Fix hangup after
 creating checkpoint on Xen.

On Wed, 2011-02-09 at 23:16 +0000, Brendan Cully wrote:
> I'd like to keep the fast resume option, and expect that it can be
> contained entirely in Xen-specific code. I'll try to get someone to
> look into it here.

Thanks, please put them in contact with Kazuhiro who has already been
looking into this.

> I think fast resume is somewhat orthogonal to the problem of hanging
> on resume, which just sounds like a xen-specific bug in the slow
> path.

The bug on the Xen side is taking the slow path when the suspend was
actually cancelled, which is what the original patch tries to fix.

Or should/could the slow path be able cope either way?

Ian.

-- 
Ian Campbell
Current Noise: Neil Young - Love And War

For every complex problem, there is a solution that is simple, neat, and wrong.
		-- H. L. Mencken

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