Stefan, On Mon, Jul 27, 2015 at 02:26:24PM +0200, Stefan Tatschner wrote: > Date: Mon, 27 Jul 2015 14:26:24 +0200 > From: Stefan Tatschner <[email protected]> > To: [email protected] > Cc: Markos Chandras <[email protected]>, [email protected], > [email protected], Ralf Baechle <[email protected]> > Subject: [PATCH 6/9] MIPS: fpu.h: Allow 64-bit FPU on a 64-bit MIPS R6 CPU > Content-Type: multipart/mixed; boundary="------------2.4.6" > > > Commit 6134d94923d0 ("MIPS: asm: fpu: Allow 64-bit FPU on MIPS32 R6") > added support for 64-bit FPU on a 32-bit MIPS R6 processor but it missed > the 64-bit CPU case leading to FPU failures when requesting FR=1 mode > (which is always the case for MIPS R6 userland) when running a 32-bit > kernel on a 64-bit CPU. We also fix the MIPS R2 case. > > Signed-off-by: Markos Chandras <[email protected]> > Fixes: 6134d94923d0 ("MIPS: asm: fpu: Allow 64-bit FPU on MIPS32 R6") > Reviewed-by: Paul Burton <[email protected]> > Cc: <[email protected]> # 4.0+ > Cc: [email protected] > Patchwork: https://patchwork.linux-mips.org/patch/10734/ > Signed-off-by: Ralf Baechle <[email protected]> > --- > arch/mips/include/asm/fpu.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) >
> diff --git a/arch/mips/include/asm/fpu.h b/arch/mips/include/asm/fpu.h > index 084780b..1b06251 100644 > --- a/arch/mips/include/asm/fpu.h > +++ b/arch/mips/include/asm/fpu.h > @@ -74,7 +74,7 @@ static inline int __enable_fpu(enum fpu_mode mode) > goto fr_common; > > case FPU_64BIT: > -#if !(defined(CONFIG_CPU_MIPS32_R2) || defined(CONFIG_CPU_MIPS32_R6) \ > +#if !(defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6) \ > || defined(CONFIG_64BIT)) > /* we only have a 32-bit FPU */ > return SIGFPE; You seem to be reflecting patch back to the linux-mips mailing list and other folks mentioned in patches, including myself. Please stop that. Ralf -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
