From d0999555e306db8d4f973f7316baa5650495a01f Mon Sep 17 00:00:00 2001 From: Anshuman Khandual Date: Tue, 11 Jul 2023 14:34:58 +0530 Subject: [PATCH] arm64/mm: Replace an open coding with ID_AA64MMFR1_EL1_HAFDBS_MASK Replace '0xf' with ID_AA64MMFR1_EL1_HAFDBS_MASK while evaluating if the cpu supports implicit page table entry access flag update in HW. Cc: Catalin Marinas Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual Link: https://lore.kernel.org/r/20230711090458.238346-1-anshuman.khandual@arm.com Signed-off-by: Will Deacon --- arch/arm64/mm/proc.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S index 2baeec419f62d..14fdf645edc88 100644 --- a/arch/arm64/mm/proc.S +++ b/arch/arm64/mm/proc.S @@ -447,7 +447,7 @@ SYM_FUNC_START(__cpu_setup) * via capabilities. */ mrs x9, ID_AA64MMFR1_EL1 - and x9, x9, #0xf + and x9, x9, ID_AA64MMFR1_EL1_HAFDBS_MASK cbz x9, 1f orr tcr, tcr, #TCR_HA // hardware Access flag update 1: -- 2.30.2