arm64: Always enable ssb vulnerability detection

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Ensure we are always able to detect whether or not the CPU is affected
by SSB, so that we can later advertise this to userspace.

Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
[will: Use IS_ENABLED instead of #ifdef]
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Jeremy Linton 2019-04-15 16:21:27 -05:00 • committed by Will Deacon

parent d2532e27b5

commit d42281b6e4

2 changed files with 5 additions and 8 deletions

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4

arch/arm64/include/asm/cpufeature.h

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9

arch/arm64/kernel/cpu_errata.c

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