Re: bug in kernel

linux-mips

Re: bug in kernel_entry?

To:	Steve Scott <steve.scott@pioneer-pdt.com>
Subject:	Re: bug in kernel_entry?
From:	Ralf Baechle <ralf@linux-mips.org>
Date:	Fri, 10 Oct 2003 15:23:12 +0200
Cc:	linux-mips@linux-mips.org
In-reply-to:	<021e01c38eb2$4e95f840$2256fea9@janelle>
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References:	<5334.156.153.254.2.1065650433.squirrel@webmail.rmci.net> <20031009140319.GA17647@linux-mips.org> <021e01c38eb2$4e95f840$2256fea9@janelle>
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On Thu, Oct 09, 2003 at 03:11:36PM -0700, Steve Scott wrote:

> kernel_entry initializes the kernel stack pointer 'kernelsp'. But then
> immediately after this clears the bss, which has the side effect of setting
> kernelsp to 0. In our system, on initial entry to cpu_idle(), kernelsp is 0.

Funny this wasn't noticed for so long.  Fix is in CVS, thanks for reporting.

  Ralf

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