x86/srso: Add SRSO_NO support

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Add support for the CPUID flag which denotes that the CPU is not
affected by SRSO.

Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>

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This commit is contained in:

Borislav Petkov (AMD) 2023-06-29 17:43:40 +02:00

parent 79113e4060

commit 1b5277c0ea

7 changed files with 39 additions and 15 deletions

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2

arch/x86/include/asm/cpufeatures.h

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1

arch/x86/include/asm/msr-index.h

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6

arch/x86/include/asm/nospec-branch.h

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12

arch/x86/kernel/cpu/amd.c

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24

arch/x86/kernel/cpu/bugs.c

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6

arch/x86/kernel/cpu/common.c

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3

arch/x86/kvm/cpuid.c

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