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Kernel: Mitigate Straight-Line-Speculation on x86_64
See https://lwn.net/Articles/877845/ for the rationale behind this. The feature is currently only available on the x86_64 platform. Signed-off-by: Peter Müller <peter.mueller@ipfire.org> Reviewed-by: Michael Tremer <michael.tremer@ipfire.org>
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@@ -322,6 +322,8 @@ CONFIG_X86_X2APIC=y
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CONFIG_X86_MPPARSE=y
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# CONFIG_GOLDFISH is not set
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CONFIG_RETPOLINE=y
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CONFIG_CC_HAS_SLS=y
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CONFIG_SLS=y
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# CONFIG_X86_CPU_RESCTRL is not set
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CONFIG_X86_EXTENDED_PLATFORM=y
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# CONFIG_X86_VSMP is not set
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