linux-mips
[Top] [All Lists]

Re: Compiler error? [was: Re: new kernel oops in recent kernels]

To: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Subject: Re: Compiler error? [was: Re: new kernel oops in recent kernels]
From: Giuseppe Sacco <giuseppe@eppesuigoccas.homedns.org>
Date: Mon, 17 Mar 2008 09:05:42 +0100
Cc: linux-mips@linux-mips.org
In-reply-to: <20080316233619.GA29511@alpha.franken.de>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <1205664563.3050.4.camel@localhost> <1205699257.4159.14.camel@casa> <20080316233619.GA29511@alpha.franken.de>
Sender: linux-mips-bounce@linux-mips.org
Hi Thomas,

Il giorno lun, 17/03/2008 alle 00.36 +0100, Thomas Bogendoerfer ha
scritto:
> On Sun, Mar 16, 2008 at 09:27:37PM +0100, Giuseppe Sacco wrote:
> > the gcc I am using in versione 4.1.2. Any help is really appreciated.
> 
> 4.2.1 generates nearly the same (reasonable) code. The major difference
> between the version with printk and the version without is the size
> of the local stack. I guess this prevents killing of *cd.
> Could you try the hack below and tell me, if it helps ? This hack
> ensures, that the buffer given to the scsi driver is one cache
> line big (at least on R5k O2s). If this helps, there are more
> places to fix for non-coherent machines...
[...]

The patch you proposed, that use a larger buffer, does not seems to
trigger the bug.

Thanks,
Giuseppe


<Prev in Thread] Current Thread [Next in Thread>