arm64: tlb: Allow range operation for MAX_TLBI_RANGE_PAGES
authorGavin Shan <gshan@redhat.com>
Fri, 5 Apr 2024 03:58:52 +0000 (13:58 +1000)
committerWill Deacon <will@kernel.org>
Thu, 11 Apr 2024 10:42:57 +0000 (11:42 +0100)
commit73301e464a72a0d007d0d4e0f4d3dab5c58125bf
tree906890eb620c99dd29e7612ec905d090198c030d
parente07255d69702bc9131427fda8f9749355b10780f
arm64: tlb: Allow range operation for MAX_TLBI_RANGE_PAGES

MAX_TLBI_RANGE_PAGES pages is covered by SCALE#3 and NUM#31 and it's
supported now. Allow TLBI RANGE operation when the number of pages is
equal to MAX_TLBI_RANGE_PAGES in __flush_tlb_range_nosync().

Suggested-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: Ryan Roberts <ryan.roberts@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Shaoqin Huang <shahuang@redhat.com>
Link: https://lore.kernel.org/r/20240405035852.1532010-4-gshan@redhat.com
Signed-off-by: Will Deacon <will@kernel.org>
arch/arm64/include/asm/tlbflush.h