From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Eddy Petrişor" <eddy.petrisor@gmail.com>
Cc: linuxppc-dev list <linuxppc-dev@ozlabs.org>,
"debian-powerpc@lists.debian.org"
<debian-powerpc@lists.debian.org>
Subject: Re: 2.6.14 USB vs. sleep issues
Date: Fri, 04 Nov 2005 18:18:50 +1100 [thread overview]
Message-ID: <1131088730.4680.251.camel@gaston> (raw)
In-Reply-To: <60381eeb0511032313i426db0c8o7254009240f6988a@mail.gmail.com>
> > Heh, in _theory_ :) The first aim of the patch is to remove the crash on
> > sleep/wakeup in 2.6.14. If it doesn't blow up, that's already a good
>
> Well, I couldn't get to that point (getting back from sleep) :-D
>
> > first step :) Wether suspend with your USB stick works is a different
> > matter, mostly due to the USB stack itself.
>
> The kernel oopsed when it was supposed to go to sleep:
I would say your first mistake is to use PREEMPT :) There are various
issues with PREEMPT on ppc32 that have not really been addressed so far,
and the USB code has some "holes" that I wouldn't trust in a PREEMPT
environment.
Anyway, I'll try to come up with a better patch this week-end. Please,
continue giving me feedback with oops backtraces etc...
Ben.
next prev parent reply other threads:[~2005-11-04 7:19 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-03 6:33 2.6.14 USB vs. sleep issues Benjamin Herrenschmidt
2005-11-03 9:03 ` Eddy Petrişor
2005-11-03 21:21 ` Benjamin Herrenschmidt
2005-11-04 7:13 ` Eddy Petrişor
2005-11-04 7:18 ` Benjamin Herrenschmidt [this message]
2005-11-04 19:32 ` Vivenzio Pagliari
2005-11-04 21:48 ` Benjamin Herrenschmidt
2005-11-05 21:58 ` Bin Zhang
2005-11-05 22:17 ` Benjamin Herrenschmidt
2005-11-06 10:54 ` Bin Zhang
2005-11-11 21:47 ` Eddy Petrisor
2005-11-11 21:52 ` Benjamin Herrenschmidt
2005-11-12 8:53 ` Eddy Petrisor
2005-11-12 9:45 ` Eddy Petrişor
2005-11-14 7:19 ` Arkadiusz Miskiewicz
2005-11-14 8:06 ` Benjamin Herrenschmidt
2005-11-23 21:55 ` Gaudenz Steinlin
2005-11-23 22:09 ` Benjamin Herrenschmidt
2005-11-07 9:13 ` Charles-Edouard Ruault
2005-11-07 14:54 ` Wolfram Quester
2005-11-07 21:00 ` Benjamin Herrenschmidt
2005-11-10 1:12 ` Eddy Petrişor
2005-11-10 1:51 ` Benjamin Herrenschmidt
2005-11-11 0:24 ` Wolfgang Pfeiffer
2005-11-16 18:09 ` Wolfgang Pfeiffer
2005-11-16 18:25 ` Wolfgang Pfeiffer
2005-11-16 21:01 ` Benjamin Herrenschmidt
2005-11-16 23:21 ` Eddy Petrisor
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