From: Tony Lindgren <tony@atomide.com>
To: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Shawn Guo <shawn.guo@freescale.com>,
linux-arm-kernel@lists.infradead.org, patches@linaro.org,
Aaro Koskinen <aaro.koskinen@nokia.com>,
linux-omap@vger.kernel.org
Subject: Re: [PATCH] ARM: Fix bad SP address after relocating kernel
Date: Wed, 27 Apr 2011 00:48:33 -0700 [thread overview]
Message-ID: <20110427074833.GD3755@atomide.com> (raw)
In-Reply-To: <alpine.LFD.2.00.1104261700270.24613@xanadu.home>
* Nicolas Pitre <nicolas.pitre@linaro.org> [110426 14:28]:
> On Tue, 26 Apr 2011, Tony Lindgren wrote:
>
> > Otherwise cache_clean_flush can overwrite some of the relocated
> > area depending on where the kernel image gets loaded. This fixes
> > booting on n900 after commit 6d7d0ae51574943bf571d269da3243257a2d15db
> > (ARM: 6750/1: improvements to compressed/head.S).
>
> Gaaaah. Indeed.
>
> > Thanks to Aaro Koskinen <aaro.koskinen@nokia.com> for debugging
> > the address of the relocated area that gets corrupted, and to
> > Nicolas Pitre <nicolas.pitre@linaro.org> for the other uncompress
> > related fixes.
> >
> > Signed-off-by: Tony Lindgren <tony@atomide.com>
>
> I think there could be a better fix yet. Could you test this patch:
Cool that works too and avoids using the stack, so that's a better fix:
Tested-by: Tony Lindgren <tony@atomide.com>
next prev parent reply other threads:[~2011-04-27 7:48 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1303272904-31392-1-git-send-email-nicolas.pitre@linaro.org>
[not found] ` <20110420072156.GA28679@atomide.com>
[not found] ` <alpine.LFD.2.00.1104200850030.24613@xanadu.home>
[not found] ` <20110420165514.GE10402@atomide.com>
[not found] ` <alpine.LFD.2.00.1104201318040.24613@xanadu.home>
[not found] ` <20110421055945.GB13688@atomide.com>
2011-04-21 10:49 ` [PATCH] ARM: Fix relocation if image end past uncompressed kernel end Tony Lindgren
2011-04-21 13:22 ` Nicolas Pitre
2011-04-21 21:26 ` Nicolas Pitre
2011-04-22 3:23 ` Nicolas Pitre
2011-04-22 5:19 ` Shawn Guo
2011-04-22 5:36 ` Shawn Guo
2011-04-22 6:28 ` Tony Lindgren
2011-04-22 14:12 ` Nicolas Pitre
2011-04-26 8:57 ` Tony Lindgren
2011-04-26 12:37 ` [PATCH] ARM: Fix bad SP address after relocating kernel Tony Lindgren
2011-04-26 21:31 ` Nicolas Pitre
2011-04-27 7:48 ` Tony Lindgren [this message]
2011-04-22 6:09 ` [PATCH] ARM: Fix relocation if image end past uncompressed kernel end Tony Lindgren
2011-04-27 12:47 ` Tony Lindgren
2011-04-27 12:56 ` Tony Lindgren
2011-04-27 22:16 ` Nicolas Pitre
2011-04-28 6:38 ` Tony Lindgren
2011-04-28 8:12 ` Tony Lindgren
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