Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fix from Catalin Marinas:
"Fix a regression where the arm64 KPTI ends up enabled even on systems
that don't need it"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: Avoid enabling KPTI unnecessarily
+4
+4
arch/arm64/kernel/cpufeature.c
+4
arch/arm64/kernel/cpufeature.c
···
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static void __init kpti_install_ng_mappings(void)
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{
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+
/* Check whether KPTI is going to be used */
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if (!cpus_have_cap(ARM64_UNMAP_KERNEL_AT_EL0))
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return;
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+
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/*
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* We don't need to rewrite the page-tables if either we've done
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* it already or we have KASLR enabled and therefore have not