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arm64/mm: use GENMASK_ULL for TTBR_BADDR_MASK_52
The comment says this should be GENMASK_ULL(47, 12), so do that!
GENMASK_ULL() is available in assembly since:
95b980d62d
("linux/bits.h: make BIT(), GENMASK(), and friends available in assembly")
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Link: https://lore.kernel.org/all/20171221164851.edxq536yobjuagwe@armageddon.cambridge.arm.com/
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Kristina Martsenko <kristina.martsenko@arm.com>
Reviewed-by: Kristina Martsenko <kristina.martsenko@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20220708140056.10123-1-joey.gouly@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
parent
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1 changed files with 1 additions and 2 deletions
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@ -281,10 +281,9 @@
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*/
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*/
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#ifdef CONFIG_ARM64_PA_BITS_52
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#ifdef CONFIG_ARM64_PA_BITS_52
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/*
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/*
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* This should be GENMASK_ULL(47, 2).
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* TTBR_ELx[1] is RES0 in this configuration.
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* TTBR_ELx[1] is RES0 in this configuration.
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*/
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*/
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#define TTBR_BADDR_MASK_52 (((UL(1) << 46) - 1) << 2)
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#define TTBR_BADDR_MASK_52 GENMASK_ULL(47, 2)
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#endif
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#endif
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#ifdef CONFIG_ARM64_VA_BITS_52
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#ifdef CONFIG_ARM64_VA_BITS_52
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