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x86/cpufeature: Add X86_FEATURE_IA32_ARCH_CAPS and X86_FEATURE_IBRS_ATT
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Fri, 29 Dec 2017 19:10:51 +0000 (14:10 -0500)
committerKirtikar Kashyap <kirtikar.kashyap@oracle.com>
Fri, 12 Jan 2018 18:19:54 +0000 (10:19 -0800)
commit2e0adcef89e27def1f5a078878c27ce3a31e2ba3
tree67265fae5bb284ddab8e7d939c4a49c83be7c909tree
parentab4b8e936b7de1b7f839baaace5890e366e0a029commit | diff
x86/cpufeature: Add X86_FEATURE_IA32_ARCH_CAPS and X86_FEATURE_IBRS_ATT

Enumerate future CPU that implements IBRS all the time in its architecture.

Orabug: 27344012
CVE: CVE-2017-5715

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: John Haxby <john.haxby@oracle.com>
Signed-off-by: Kirtikar Kashyap <kirtikar.kashyap@oracle.com>
arch/x86/include/asm/cpufeature.h diff | blob | history
arch/x86/include/uapi/asm/msr-index.h diff | blob | history
arch/x86/kernel/cpu/scattered.c diff | blob | history
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