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From: David Daney <ddaney@caviumnetworks.com>
To: "Ralf Rösch" <ralf.roesch@rw-gmbh.de>
Cc: linux-mips <linux-mips@linux-mips.org>
Subject: Re: MIPS: Avoid clobbering struct pt_regs in kthreads
Date: Wed, 12 Aug 2009 14:22:51 -0700	[thread overview]
Message-ID: <4A8332AB.20105@caviumnetworks.com> (raw)
In-Reply-To: <4A832E6E.8020300@rw-gmbh.de>

Ralf Rösch wrote:
> Hi David,
> 
> Sorry to say, but your commit d406c9ae84d6ef12c55a41c97c34266b2eb7ed31 
> makes my TX49xx (Toshiba RISC mipsel) based system unusable.
> 
> The kernel boots fine until the stage:
>    Freeing unused kernel memory: 140k freed
> and then stops.
> Some of our LEDS are updated as supposed, so a part of the kernel should 
> be running.
> 
> Reverting your commit makes the latest 2.4.37.4 kernel usable again.
> Do you have an idea what might go wrong?
> 

I'm sorry, I can't think of anything.

I would look in copy_thread and the kthread spawning code.  Does TX49xx 
have custom versions of these?

David Daney

           reply	other threads:[~2009-08-12 21:24 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <4A832E6E.8020300@rw-gmbh.de>]

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