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[v9,08/14] arm64: tlb: Implement __flush_s2_tlb_range_op()

Message ID 20230811045127.3308641-9-rananta@google.com (mailing list archive)
State Handled Elsewhere
Headers show
Series KVM: arm64: Add support for FEAT_TLBIRANGE | expand

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conchuod/fixes_present success Fixes tag not required for -next series
conchuod/maintainers_pattern success MAINTAINERS pattern errors before the patch: 4 and now 4
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conchuod/kdoc success Errors and warnings before: 0 this patch: 0
conchuod/build_rv64_clang_allmodconfig success Errors and warnings before: 9 this patch: 9
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conchuod/build_rv64_gcc_allmodconfig success Errors and warnings before: 9 this patch: 9
conchuod/build_rv32_defconfig success Build OK
conchuod/dtb_warn_rv64 success Errors and warnings before: 12 this patch: 12
conchuod/header_inline success No static functions without inline keyword in header files
conchuod/checkpatch success total: 0 errors, 0 warnings, 0 checks, 9 lines checked
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Commit Message

Raghavendra Rao Ananta Aug. 11, 2023, 4:51 a.m. UTC 
Define __flush_s2_tlb_range_op(), as a wrapper over
__flush_tlb_range_op(), for stage-2 specific range-based TLBI
operations that doesn't necessarily have to deal with 'asid'
and 'tlbi_user' arguments.

Signed-off-by: Raghavendra Rao Ananta <rananta@google.com>
Reviewed-by: Shaoqin Huang <shahuang@redhat.com>
---
 arch/arm64/include/asm/tlbflush.h | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h
index b9475a852d5be..93f4b397f9a12 100644
--- a/arch/arm64/include/asm/tlbflush.h
+++ b/arch/arm64/include/asm/tlbflush.h
@@ -340,6 +340,9 @@  do {									\
 	}								\
 } while (0)
 
+#define __flush_s2_tlb_range_op(op, start, pages, stride, tlb_level) \
+	__flush_tlb_range_op(op, start, pages, stride, 0, tlb_level, false)
+
 static inline void __flush_tlb_range(struct vm_area_struct *vma,
 				     unsigned long start, unsigned long end,
 				     unsigned long stride, bool last_level,