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SubjectRe: [PATCH] PowerPC: kernel: compiling issue, make additional room in exception vector area
On 2013年04月25日 17:00, Michael Neuling wrote:
>> >
>> > Signed-off-by: Chen Gang <gang.chen@asianux.com>
>> > ---
>> > arch/powerpc/include/asm/kvm_asm.h | 2 +-
>> > arch/powerpc/kernel/exceptions-64s.S | 6 +++---
>> > 2 files changed, 4 insertions(+), 4 deletions(-)
>> >
>> > diff --git a/arch/powerpc/include/asm/kvm_asm.h b/arch/powerpc/include/asm/kvm_asm.h
>> > index b9dd382..2c65bae 100644
>> > --- a/arch/powerpc/include/asm/kvm_asm.h
>> > +++ b/arch/powerpc/include/asm/kvm_asm.h
>> > @@ -86,7 +86,7 @@
>> > #define BOOK3S_INTERRUPT_PROGRAM 0x700
>> > #define BOOK3S_INTERRUPT_FP_UNAVAIL 0x800
>> > #define BOOK3S_INTERRUPT_DECREMENTER 0x900
>> > -#define BOOK3S_INTERRUPT_HV_DECREMENTER 0x980
>> > +#define BOOK3S_INTERRUPT_HV_DECREMENTER 0x988
> This is hardwird in the architecture.. you can't just move it
>

OK, thank you, I need continue to fix it. It seems we have to read the
details to shrink one instruction (4 bytes), at least.

Welcome additional suggestions or completions.

Thanks.

--
Chen Gang

Asianux Corporation
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