Re: [PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2017-10-19 Thread Thomas Gleixner
On Thu, 19 Oct 2017, Gayatri Kammela wrote: > @@ -76,6 +76,12 @@ void fpu__xstate_clear_all_cpu_caps(void) > setup_clear_cpu_cap(X86_FEATURE_XGETBV1); Please rework this against: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/fpu Thanks, tglx

[PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2017-10-19 Thread Gayatri Kammela
Add a few new AVX512 instruction groups/features for enumeration in /proc/cpuinfo: AVX512_VBMI2, GFNI, VAES, VPCLMULQDQ, AVX512_VNNI, AVX512_BITALG. Clear the flags in fpu_xstate_clear_all_cpu_caps(). CPUID.(EAX=7,ECX=0):ECX[bit 6] AVX512_VBMI2 CPUID.(EAX=7,ECX=0):ECX[bit 8] GFNI CPUID.(EAX=7,E

Re: [PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2016-11-15 Thread Borislav Petkov
On Fri, Nov 11, 2016 at 08:09:04PM +, Kammela, Gayatri wrote: > Since this is not bug or bug fix ,I am not sure under which product > section in https://bugzilla.kernel.org/ should I upload the document > for these two new features. Just do what Kan has done here: https://bugzilla.kernel.org/

RE: [PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2016-11-11 Thread Kammela, Gayatri
/cpufeatures: Enable new AVX512 cpu features On Tue, Nov 08, 2016 at 04:08:44PM -0800, Gayatri Kammela wrote: > Modify cpufeatures.h to add new AVX512 instruction groups/features for > enuermation in /proc/cpuinfo: AVX512IFMA and AVX512VBMI > > Also modify the xstate.c to clear

Re: [PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2016-11-09 Thread Borislav Petkov
On Tue, Nov 08, 2016 at 04:08:44PM -0800, Gayatri Kammela wrote: > Modify cpufeatures.h to add new AVX512 instruction groups/features > for enuermation in /proc/cpuinfo: AVX512IFMA and AVX512VBMI > > Also modify the xstate.c to clear the flags in > fpu__xstate_clear_all_cpu_caps(). This is alread

[PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2016-11-08 Thread Gayatri Kammela
Modify cpufeatures.h to add new AVX512 instruction groups/features for enuermation in /proc/cpuinfo: AVX512IFMA and AVX512VBMI Also modify the xstate.c to clear the flags in fpu__xstate_clear_all_cpu_caps(). CPUID.(EAX=7,ECX=0):EBX[bit 21] AVX512IFMA CPUID.(Eax=7,ECX=0):ECX[bit 1] AVX512VBMI De

[PATCH] x86/cpufeatures: Enable new AVX512 cpu features

2016-10-21 Thread Gayatri Kammela
Modify cpufeatures.h to add new AVX512 instruction groups/features for enuermation in /proc/cpuinfo: AVX512IFMA and AVX512VBMI Also modify the xstate.c to clear the flags in fpu__xstate_clear_all_cpu_caps(). CPUID.(EAX=7,ECX=0):EBX[bit 21] AVX512IFMA CPUID.(Eax=7,ECX=0):ECX[bit 1] AVX512VBMI De