From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Daniel Ritz <daniel.ritz@gmx.ch>
Subject: Re: 2.6.13-mm2
Date: Mon, 12 Sep 2005 12:09:47 +0200
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Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org,
       Hugh Dickins <hugh@veritas.com>
References: <20050908053042.6e05882f.akpm@osdl.org> <200509112208.44422.daniel.ritz@gmx.ch> <200509121206.05450.rjw@sisk.pl>
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On Monday, 12 of September 2005 12:06, Rafael J. Wysocki wrote:
> Hi,
> 
> (continuing the unfinished message)
> 
> On Sunday, 11 of September 2005 22:08, Daniel Ritz wrote:
> > On Sunday 11 September 2005 21.36, Andrew Morton wrote:
> > > "Rafael J. Wysocki" <rjw@sisk.pl> wrote:
> > > >
> > > > > 
> > > >  > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.13/2.6.13-mm2/
> > > >  > 
> > > >  > (kernel.org propagation is slow.  There's a temp copy at
> > > >  > http://www.zip.com.au/~akpm/linux/patches/stuff/2.6.13-mm2.bz2)
> > > > 
> > > >  Could you please reintroduce the yenta-free_irq-on-suspend.patch (attached)
> > > >  into -mm?  My box does not resume from disk without it.
> > > 
> > > No probs.
> > > 
> > > Daniel, do you remember why we decided to drop it?  What should we do about
> > > this?  Thanks.
> > > 
> > 
> > yeah, there was a long discussion about it. see:
> > 	http://marc.theaimsgroup.com/?t=112275164900002&r=1&w=4
> > the reason being that it breaks APM suspend on Hugh Dickins' (added to cc:) laptop.
> > Linus was quite clear about why reverting...
> > 	http://marc.theaimsgroup.com/?l=linux-kernel&m=112278810115252&w=4
> > 
> > we should look at both problems in detail:
> > - with APM it seems to break because the bridge gives interrupt before the
> >   handler is installed.
> > - with ACPI i think some _other_ device gives the interrupts too early. but
> >   when all devices on the interrupt unregister the irq is disabled and the
> >   problem is hidden.
> > 
> > i don't think we can do mutch about the APM case...
> > 
> > so Rafael, your /proc/interrupts, lspci -vvv and dmesg, please.
> 
> rafael@albercik:~> cat /proc/interrupts
]-- snip --[

BTW, please have a look at:
http://bugzilla.kernel.org/show_bug.cgi?id=4416#c36
and
http://bugzilla.kernel.org/show_bug.cgi?id=4416#c37

Greetings,
Rafael


-- 
- Would you tell me, please, which way I ought to go from here?
- That depends a good deal on where you want to get to.
		-- Lewis Carroll "Alice's Adventures in Wonderland"
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