Messages in this thread | | | From | Zhenyu Ye <> | Subject | [PATCH v2 0/2] arm64: tlb: add support for TLBI RANGE instructions | Date | Fri, 10 Jul 2020 17:44:18 +0800 |
| |
NOTICE: this series are based on the arm64 for-next/tlbi branch: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/tlbi
-- ARMv8.4-TLBI provides TLBI invalidation instruction that apply to a range of input addresses. This series add support for this feature.
-- ChangeList: v2: - remove the __tlbi_last_level() macro. - add check for parameters in __TLBI_VADDR_RANGE macro.
RFC patches: - Link: https://lore.kernel.org/linux-arm-kernel/20200708124031.1414-1-yezhenyu2@huawei.com/
Zhenyu Ye (2): arm64: tlb: Detect the ARMv8.4 TLBI RANGE feature arm64: tlb: Use the TLBI RANGE feature in arm64
arch/arm64/include/asm/cpucaps.h | 3 +- arch/arm64/include/asm/sysreg.h | 3 + arch/arm64/include/asm/tlbflush.h | 138 +++++++++++++++++++++++------- arch/arm64/kernel/cpufeature.c | 10 +++ 4 files changed, 124 insertions(+), 30 deletions(-)
-- 2.19.1
| |