Messages in this thread | | | Date | Mon, 11 May 2020 02:59:42 +0300 | From | Serge Semin <> | Subject | Re: [PATCH v2 08/20] mips: Fix cpu_has_mips64r1/2 activation for MIPS32 CPUs |
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On Fri, May 08, 2020 at 03:28:09PM +0200, Thomas Bogendoerfer wrote: > On Wed, May 06, 2020 at 08:42:26PM +0300, Sergey.Semin@baikalelectronics.ru wrote: > > From: Serge Semin <Sergey.Semin@baikalelectronics.ru> > > diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h > > index e2f31bd6363b..7e22b9c1e279 100644 > > --- a/arch/mips/include/asm/cpu-features.h > > +++ b/arch/mips/include/asm/cpu-features.h > > @@ -64,6 +64,8 @@ > > ((MIPS_ISA_REV >= (ge)) && (MIPS_ISA_REV < (lt))) > > #define __isa_range_or_flag(ge, lt, flag) \ > > (__isa_range(ge, lt) || ((MIPS_ISA_REV < (lt)) && __isa(flag))) > > +#define __isa_range_and_flag(ge, lt, flag) \ > > + (__isa_range(ge, lt) && __isa(flag)) > > > > /* > > * SMP assumption: Options of CPU 0 are a superset of all processors. > > @@ -291,10 +293,10 @@ > > # define cpu_has_mips32r6 __isa_ge_or_flag(6, MIPS_CPU_ISA_M32R6) > > #endif > > #ifndef cpu_has_mips64r1 > > -# define cpu_has_mips64r1 __isa_range_or_flag(1, 6, MIPS_CPU_ISA_M64R1) > > +# define cpu_has_mips64r1 __isa_range_and_flag(1, 6, MIPS_CPU_ISA_M64R1) > > that's not the correct fix. You want to check for cpu_has_64bits here. > Something like > > # define cpu_has_mips64r1 (cpu_has_64bits && __isa_range_or_flag(1, 6, MIPS_CPU_ISA_M64R1)) > > should do the trick.
Good point. Thanks. I'll fix it in v3.
-Sergey
> > Thomas. > > -- > Crap can work. Given enough thrust pigs will fly, but it's not necessarily a > good idea. [ RFC1925, 2.3 ]
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