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SubjectRe: [PATCH] x86: trim ACPI sleep stack buffer
Date
On Thursday, 9 of October 2008, Len Brown wrote:
> applied (before the stack change patch:-) to acpi-test

FWIW, I had a look at it, looks good.

Thanks,
Rafael


> On Thu, 9 Oct 2008, Pavel Machek wrote:
>
> > On Thu 2008-10-09 12:41:50, Matt Mackall wrote:
> > > On Thu, 2008-10-09 at 10:23 -0700, Moore, Robert wrote:
> > > > Sounds like you need a
> > > >
> > > > #define DEFAULT_STACK_SIZE 4096
> > > >
> > > > Somewhere.
> > >
> > > Or maybe something like this:
> > >
> > >
> > > x86: remove magic number from ACPI sleep stack buffer
> > >
> > > Signed-off-by: Matt Mackall <mpm@selenic.com>
> >
> > Acked-by: Pavel Machek <pavel@suse.cz>
> >
> > > diff -r 375a00b8bf10 arch/x86/kernel/acpi/sleep.c
> > > --- a/arch/x86/kernel/acpi/sleep.c Thu Oct 09 12:38:55 2008 -0500
> > > +++ b/arch/x86/kernel/acpi/sleep.c Thu Oct 09 12:40:10 2008 -0500
> > > @@ -97,7 +97,7 @@
> > > #else /* CONFIG_64BIT */
> > > header->trampoline_segment = setup_trampoline() >> 4;
> > > #ifdef CONFIG_SMP
> > > - stack_start.sp = temp_stack + 4096;
> > > + stack_start.sp = temp_stack + sizeof(temp_stack);
> > > #endif
> > > initial_code = (unsigned long)wakeup_long64;
> > > saved_magic = 0x123456789abcdef0;
> > >
> > >
> >
> > --
> > (english) http://www.livejournal.com/~pavelmachek
> > (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
> >
> --
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