Messages in this thread | | | Date | Wed, 22 Nov 2017 12:05:56 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH v2 04/18] x86/gdt: Put per-cpu GDT remaps in ascending order |
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On Tue, Nov 21, 2017 at 08:43:59PM -0800, Andy Lutomirski wrote: > We currently have CPU 0's GDT at the top of the GDT range and > higher-numbered CPUs at lower addreses. This happens because the > fixmap is upside down (index 0 is the top of the fixmap). > > Flip it so that GDTs are in ascending order by virtual address. > This will simplify a future patch that will generalize the GDT > remap to contain multiple pages. > > Reviewed-by: Thomas Gleixner <tglx@linutronix.de> > Signed-off-by: Andy Lutomirski <luto@kernel.org> > --- > arch/x86/include/asm/desc.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Same reply as before:
https://lkml.kernel.org/r/20171121171643.jtwbfuvxwi6wecj3@pd.tnic
-- Regards/Gruss, Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --
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