* [PATCH 0/2] arm64/mm: Drop TTBR_CNP_BIT and TTBR_ASID_MASK
@ 2026-02-25 3:51 Anshuman Khandual
0 siblings, 0 replies; 2+ messages in thread
From: Anshuman Khandual @ 2026-02-25 3:51 UTC (permalink / raw)
To: linux-arm-kernel
Cc: Anshuman Khandual, Catalin Marinas, Will Deacon, Ryan Roberts,
Mark Rutland, Marc Zyngier, Oliver Upton, linux-kernel, kvmarm
Directly use existing tools sysreg format field macros TTBRx_EL1_CNP_BIT/
TTBRx_EL1_ASID_MASK, while also dropping off now redundant custom macros
TTBR_CNP_BIT and TTBR_ASID_MASK. With this change in place, there are no
more TTBR_EL1 register based custom macros left in the tree.
This was discussed and suggested earlier.
https://lore.kernel.org/linux-arm-kernel/aRb8ezhQd0c0jp9G@J2N7QTR9R3/
Series applies on v7.0-rc1.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oupton@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: kvmarm@lists.linux.dev
Anshuman Khandual (2):
arm64/mm: Directly use TTBRx_EL1_ASID_MASK
arm64/mm: Directly use TTBRx_EL1_CnP
arch/arm64/include/asm/asm-uaccess.h | 2 +-
arch/arm64/include/asm/mmu.h | 1 -
arch/arm64/include/asm/mmu_context.h | 2 +-
arch/arm64/include/asm/pgtable-hwdef.h | 2 --
arch/arm64/include/asm/uaccess.h | 6 +++---
arch/arm64/kernel/entry.S | 2 +-
arch/arm64/kernel/mte.c | 4 ++--
arch/arm64/kvm/at.c | 2 +-
arch/arm64/kvm/hyp/nvhe/hyp-init.S | 4 ++--
arch/arm64/kvm/nested.c | 4 ++--
arch/arm64/mm/context.c | 8 ++++----
arch/arm64/mm/mmu.c | 2 +-
12 files changed, 18 insertions(+), 21 deletions(-)
--
2.30.2
^ permalink raw reply [flat|nested] 2+ messages in thread
* [PATCH 0/2] arm64/mm: Drop TTBR_CNP_BIT and TTBR_ASID_MASK
@ 2026-02-25 3:51 Anshuman Khandual
0 siblings, 0 replies; 2+ messages in thread
From: Anshuman Khandual @ 2026-02-25 3:51 UTC (permalink / raw)
To: linux-arm-kernel
Cc: Anshuman Khandual, Catalin Marinas, Will Deacon, Ryan Roberts,
Mark Rutland, Marc Zyngier, Oliver Upton, linux-kernel, kvmarm
Directly use existing tools sysreg format field macros TTBRx_EL1_CNP_BIT/
TTBRx_EL1_ASID_MASK, while also dropping off now redundant custom macros
TTBR_CNP_BIT and TTBR_ASID_MASK. With this change in place, there are no
more TTBR_EL1 register based custom macros left in the tree.
This was discussed and suggested earlier.
https://lore.kernel.org/linux-arm-kernel/aRb8ezhQd0c0jp9G@J2N7QTR9R3/
Series applies on v7.0-rc1.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oupton@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: kvmarm@lists.linux.dev
Anshuman Khandual (2):
arm64/mm: Directly use TTBRx_EL1_ASID_MASK
arm64/mm: Directly use TTBRx_EL1_CnP
arch/arm64/include/asm/asm-uaccess.h | 2 +-
arch/arm64/include/asm/mmu.h | 1 -
arch/arm64/include/asm/mmu_context.h | 2 +-
arch/arm64/include/asm/pgtable-hwdef.h | 2 --
arch/arm64/include/asm/uaccess.h | 6 +++---
arch/arm64/kernel/entry.S | 2 +-
arch/arm64/kernel/mte.c | 4 ++--
arch/arm64/kvm/at.c | 2 +-
arch/arm64/kvm/hyp/nvhe/hyp-init.S | 4 ++--
arch/arm64/kvm/nested.c | 4 ++--
arch/arm64/mm/context.c | 8 ++++----
arch/arm64/mm/mmu.c | 2 +-
12 files changed, 18 insertions(+), 21 deletions(-)
--
2.30.2
^ permalink raw reply [flat|nested] 2+ messages in thread
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