s390: add sysfs attributes for spectre

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Set CONFIG_GENERIC_CPU_VULNERABILITIES and provide the two functions
cpu_show_spectre_v1 and cpu_show_spectre_v2 to report the spectre
mitigations.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Martin Schwidefsky 2018-03-21 09:38:21 +01:00

parent bc03559971

commit d424986f1d

2 changed files with 20 additions and 0 deletions

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1

arch/s390/Kconfig

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19

arch/s390/kernel/nospec-branch.c

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