From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: pacman@kosh.dhis.org
Cc: Segher Boessenkool <segher@kernel.crashing.org>,
Mel Gorman <mel@csn.ul.ie>,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: PROBLEM: memory corrupting bug, bisected to 6dda9d55
Date: Wed, 20 Oct 2010 21:32:16 +1100 [thread overview]
Message-ID: <1287570736.2198.19.camel@pasglop> (raw)
In-Reply-To: <20101020032345.5240.qmail@kosh.dhis.org>
On Tue, 2010-10-19 at 22:23 -0500, pacman@kosh.dhis.org wrote:
> The diff fragment above applied inside prom_close_stdin, but there are
> some
> prom_printf calls after prom_close_stdin. Calling prom_printf after
> closing
> stdout sounds like it could be bad. If I moved it down below all the
> prom_printf's, it would be after the "quiesce" call. Would that be
> acceptable
> (or even interesting as an experiment)? Does a close need a quiesce
> after it?
Just try :-) "quiesce" is something that afaik only apple ever
implemented anyways. It uses hooks inside their OF to shut down all
drivers that do bus master (among other HW sanitization tasks).
Cheers,
Ben.
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next prev parent reply other threads:[~2010-10-20 10:36 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-09 9:57 PROBLEM: memory corrupting bug, bisected to 6dda9d55 pacman
2010-10-11 12:52 ` Christoph Lameter
2010-10-11 14:30 ` Mel Gorman
2010-10-11 20:35 ` pacman
2010-10-11 21:00 ` Andrew Morton
2010-10-13 14:40 ` Mel Gorman
2010-10-13 17:52 ` pacman
2010-10-18 11:33 ` Mel Gorman
2010-10-18 19:10 ` pacman
2010-10-18 21:10 ` Benjamin Herrenschmidt
2010-10-18 21:33 ` pacman
2010-10-19 10:16 ` Benjamin Herrenschmidt
2010-10-19 18:10 ` pacman
2010-10-19 20:47 ` Segher Boessenkool
2010-10-19 21:02 ` Benjamin Herrenschmidt
2010-10-20 3:23 ` pacman
2010-10-20 10:32 ` Benjamin Herrenschmidt [this message]
2010-10-19 20:58 ` Benjamin Herrenschmidt
2010-10-18 19:37 ` Andrew Morton
2010-10-18 21:02 ` Benjamin Herrenschmidt
2010-10-18 21:55 ` Thomas Gleixner
2010-10-19 16:24 ` Helmut Grohne
2010-10-19 16:42 ` Thomas Gleixner
2010-10-18 20:59 ` Benjamin Herrenschmidt
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