linux-kernel - Re: [PATCH] CRIS v10: vmlinux.lds.S Fix kernel oops on boot and use common defines

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Message-ID: <20080115210211.GA22064@does.not.exist>
Date:	Tue, 15 Jan 2008 23:02:11 +0200
From:	Adrian Bunk <bunk@...nel.org>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Jesper Nilsson <jesper.nilsson@...s.com>,
	Mikael Starvik <mikael.starvik@...s.com>,
	linux-kernel@...r.kernel.org, Sam Ravnborg <sam@...nborg.org>,
	Yuusei KUWANA <kuwana@...nyan.to>
Subject: Re: [PATCH] CRIS v10: vmlinux.lds.S Fix kernel oops on boot and
	use common defines

On Tue, Jan 15, 2008 at 12:35:15PM -0800, Andrew Morton wrote:
> On Tue, 15 Jan 2008 14:36:24 +0100 Jesper Nilsson <jesper.nilsson@...s.com> wrote:
> 
> > - Move alignment to page size of init data outside ifdef for BLK_DEV_INITRD.
> >   The reservation up to page size of memory after init data was previously
> >   not done if BLK_DEV_INITRD was undefined.
> >   This caused a kernel oops when init memory pages were freed after startup,
> >   data placed in the same page as the last init memory would also be freed
> >   and reused, with disastrous results.
> 
> So this is a 2.6.24 thing?

The cris architecture does not compile in Linus' tree since 2 or 3 years,
so there shouldn't be any hurry for any cris specific patches.

> > - Use macros for initcalls and .text sections.
> > 
> > - Replace hardcoded page size constant with PAGE_SIZE define.
> > 
> > - Change include/asm-cris/page.h to use the _AC macro to instead
> >   of testing __ASSEMBLY__.
> 
> Even though those are not.

cu
Adrian

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