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@xxxxxxxxxx/ 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