Commit 5626f8d4 authored by Joey Gouly's avatar Joey Gouly Committed by Will Deacon
Browse files

x86/mm: add ARCH_PKEY_BITS to Kconfig 



The new config option specifies how many bits are in each PKEY.

Signed-off-by: default avatarJoey Gouly <joey.gouly@arm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: x86@kernel.org
Acked-by: default avatarDave Hansen <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/r/20240822151113.1479789-3-joey.gouly@arm.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 12930e3a

arch/x86/Kconfig

+4 −0
Original line number Diff line number Diff line
@@ -1889,6 +1889,10 @@ config X86_INTEL_MEMORY_PROTECTION_KEYS 


	  If unsure, say y.



config ARCH_PKEY_BITS

	int

	default 4



choice

	prompt "TSX enable mode"

	depends on CPU_SUP_INTEL