linux-kernel - Re: pcmcia resume 60 second hang. Re: [patch 00/69] -stable review

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Message-ID: <20070528130343.GB29738@srcf.ucam.org>
Date:	Mon, 28 May 2007 14:03:43 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Pavel Machek <pavel@....cz>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Romano Giannetti <romanol@...omillas.es>,
	Chris Wright <chrisw@...s-sol.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	stable@...nel.org, Justin Forbes <jmforbes@...uxtx.org>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	Theodore Ts'o <tytso@....edu>,
	Randy Dunlap <rdunlap@...otime.net>,
	Dave Jones <davej@...hat.com>,
	Chuck Wolber <chuckw@...ntumlinux.com>,
	Chris Wedgwood <reviews@...cw.f00f.org>,
	Michael Krufky <mkrufky@...uxtv.org>,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk
Subject: Re: pcmcia resume 60 second hang. Re: [patch 00/69] -stable review

On Mon, May 28, 2007 at 02:55:07PM +0200, Pavel Machek wrote:

> Well, PPC people are aware of this, and they think they can fix the
> drivers. We probably want to drop the freezer for suspend long-term,
> so. PPC machines use small subset of all the drivers, so it apparently
> is not big problem for them.

I'm fairly certain that PPC uses USB. In any case, it's not limited to 
PPC - APM has the same issue. Any driver that assumes processes will be 
frozen during suspend to RAM is broken now, not the future.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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