Messages in this thread Patch in this message | | | From | Jeremy Linton <> | Subject | [PATCH 3/6] arm64: add sysfs vulnerability show for spectre v1 | Date | Thu, 6 Dec 2018 17:44:05 -0600 |
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From: Mian Yousaf Kaukab <ykaukab@suse.de>
spectre v1, has been mitigated, and the mitigation is always active.
Signed-off-by: Mian Yousaf Kaukab <ykaukab@suse.de> Signed-off-by: Jeremy Linton <jeremy.linton@arm.com> --- arch/arm64/kernel/cpu_errata.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index 6ad715d67df8..559ecdee6fd2 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -757,3 +757,13 @@ const struct arm64_cpu_capabilities arm64_errata[] = { { } }; + +#ifdef CONFIG_GENERIC_CPU_VULNERABILITIES + +ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sprintf(buf, "Mitigation: __user pointer sanitization\n"); +} + +#endif -- 2.17.2
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