x86/cpufeatures: Add X86_FEATURE_RDS
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Sat, 28 Apr 2018 20:34:17 +0000 (22:34 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Thu, 3 May 2018 11:55:48 +0000 (13:55 +0200)
commit0cc5fa00b0a88dad140b4e5c2cead9951ad36822
tree05dc39ce2318600ca81e6eff4135fdfae0c6857e
parentc456442cd3a59eeb1d60293c26cbe2ff2c4e42cf
x86/cpufeatures: Add X86_FEATURE_RDS

Add the CPU feature bit CPUID.7.0.EDX[31] which indicates whether the CPU
supports Reduced Data Speculation.

[ tglx: Split it out from a later patch ]

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
arch/x86/include/asm/cpufeatures.h