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

From: Jesper Nilsson
Date: Tue Jan 15 2008 - 09:23:33 EST


On Tue, Jan 15, 2008 at 02:54:19PM +0100, Sam Ravnborg wrote:
> On Tue, Jan 15, 2008 at 02:36:24PM +0100, Jesper Nilsson 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.
> >
> > - 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__.
>
> Looks good.

Thanks.

> What about applying the same fixes/changes to v32?

In the works.

> It would btw. be nice to move the vmlinux.lds.S files to
> arch/cris/kernel/.
> Se how x86 handle build for two different bit sizes.
>
> If this is done then cris is less awkward compared
> to the other archs.

That's a really good idea. I'll add that to my todo-list.

> Sam

/^JN - Jesper Nilsson
--
Jesper Nilsson -- jesper.nilsson@xxxxxxxx
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/