diff options
| author | David Woodhouse <dwmw@amazon.co.uk> | 2018-01-25 16:14:09 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2018-01-26 15:53:16 +0100 |
| commit | 95ca0ee8636059ea2800dfbac9ecac6212d6b38f (patch) | |
| tree | ec91e299bf08e4541ceccd19ef64b44cd8350989 /arch/x86/include/asm/required-features.h | |
| parent | caf7501a1b4ec964190f31f9c3f163de252273b8 (diff) | |
| download | linux-0-day-95ca0ee8636059ea2800dfbac9ecac6212d6b38f.tar.gz linux-0-day-95ca0ee8636059ea2800dfbac9ecac6212d6b38f.tar.xz | |
x86/cpufeatures: Add CPUID_7_EDX CPUID leaf
This is a pure feature bits leaf. There are two AVX512 feature bits in it
already which were handled as scattered bits, and three more from this leaf
are going to be added for speculation control features.
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Borislav Petkov <bp@suse.de>
Cc: gnomes@lxorguk.ukuu.org.uk
Cc: ak@linux.intel.com
Cc: ashok.raj@intel.com
Cc: dave.hansen@intel.com
Cc: karahmed@amazon.de
Cc: arjan@linux.intel.com
Cc: torvalds@linux-foundation.org
Cc: peterz@infradead.org
Cc: bp@alien8.de
Cc: pbonzini@redhat.com
Cc: tim.c.chen@linux.intel.com
Cc: gregkh@linux-foundation.org
Link: https://lkml.kernel.org/r/1516896855-7642-2-git-send-email-dwmw@amazon.co.uk
Diffstat (limited to 'arch/x86/include/asm/required-features.h')
| -rw-r--r-- | arch/x86/include/asm/required-features.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/include/asm/required-features.h b/arch/x86/include/asm/required-features.h index d91ba04dd0070..fb3a6de7440bc 100644 --- a/arch/x86/include/asm/required-features.h +++ b/arch/x86/include/asm/required-features.h @@ -106,6 +106,7 @@ #define REQUIRED_MASK15 0 #define REQUIRED_MASK16 (NEED_LA57) #define REQUIRED_MASK17 0 -#define REQUIRED_MASK_CHECK BUILD_BUG_ON_ZERO(NCAPINTS != 18) +#define REQUIRED_MASK18 0 +#define REQUIRED_MASK_CHECK BUILD_BUG_ON_ZERO(NCAPINTS != 19) #endif /* _ASM_X86_REQUIRED_FEATURES_H */ |