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

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Message-Id: <200705291400.46707.rjw@sisk.pl>
Date:	Tue, 29 May 2007 14:00:37 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	"Kay Sievers" <kay.sievers@...y.org>
Cc:	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Pavel Machek" <pavel@....cz>,
	"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 Tuesday, 29 May 2007 08:55, Kay Sievers wrote:
> On 5/25/07, Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> > On Fri, 25 May 2007, Pavel Machek wrote:
> > >
> > > 2) we need to preload firmware during _suspend_. I AM TELLING THAT TO
> > > PEOPLE FOR FIVE YEARS NOW.
> >
> > And people aren't listening. Have you thought about _why_?
> >
> > The thing is, it should just work. Even without pre-loading.
> >
> > > Imageine we killed freezer. Also imagine Romano has IDE card his
> > > PCMCIA slot. Kaboom, we solved nothing.
> >
> > Don't be silly. We solved it. The firmware has to be loadable from
> > somewhere else, since otherwise his IDE card wouldn't have been accessible
> > in the first place!
> 
> The shiny userspace firmware loading causes problems since it exists,
> every second box has problems with it, in all sorts of situations. If
> people are still sold to the idea of userspace firmware loading, why
> don't we keep the data in the driver, instead of immediately
> discarding it after the first upload? Not to waste a few hundred
> kilobytes? That doesn't sound like a convincing deal, after all the
> years people try to work around the issues it causes.

Agreed.

Rafael
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