On Wed, Mar 21, 2018 at 10:53:04PM +0800, Jiaxun Yang wrote: > All loongson-3 processors support mips64r2 usermode instructions. > However 3A1000 3B1000 3B1500 should be treated as mips64r1 in kernel. > > Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> > --- > arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h > index 581915ce231c..71c893249374 100644 > --- a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h > +++ b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h > @@ -49,6 +49,7 @@ > #define cpu_has_wsbh 1 > #define cpu_has_ic_fills_f_dc 1 > #define cpu_hwrena_impl_bits 0xc0000000 > +#define cpu_has_mips64r2_user 1 What about cpu_has_mips32r2_user? Cheers James
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