Commit de190555 authored by Jeremy Linton's avatar Jeremy Linton Committed by Jonathan Corbet
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Documentation: Document arm64 kpti control 



For a while Arm64 has been capable of force enabling
or disabling the kpti mitigations. Lets make sure the
documentation reflects that.

Signed-off-by: default avatarJeremy Linton <jeremy.linton@arm.com>
Reviewed-by: default avatarAndre Przywara <andre.przywara@arm.com>
Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent 0c5e1949

Documentation/admin-guide/kernel-parameters.txt

+6 −0
Original line number Diff line number Diff line
@@ -1983,6 +1983,12 @@ 
			Built with CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y,

			the default is off.



	kpti=		[ARM64] Control page table isolation of user

			and kernel address spaces.

			Default: enabled on cores which need mitigation.

			0: force disabled

			1: force enabled



	kvm.ignore_msrs=[KVM] Ignore guest accesses to unhandled MSRs.

			Default is 0 (don't ignore, but inject #GP)