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Commit d2532e27 authored by Jeremy Linton's avatar Jeremy Linton Committed by Will Deacon
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arm64: add sysfs vulnerability show for spectre-v2



Track whether all the cores in the machine are vulnerable to Spectre-v2,
and whether all the vulnerable cores have been mitigated. We then expose
this information to userspace via sysfs.

Signed-off-by: default avatarJeremy Linton <jeremy.linton@arm.com>
Reviewed-by: default avatarAndre Przywara <andre.przywara@arm.com>
Reviewed-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
Tested-by: default avatarStefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
parent 8c1e3d2b
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