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arm64: mm: Push __TLBI_VADDR() into __tlbi_level()

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The __TLBI_VADDR() macro takes an ASID and an address and converts them
into a single argument formatted correctly for a TLB invalidation
instruction.

Rather than have callers worry about this (especially in the case where
the ASID is zero), push the macro down into __tlbi_level() via a new
__tlbi_level_asid() helper.

Signed-off-by: Will Deacon <will@kernel.org>
Reviewed-by: Linu Cherian <linu.cherian@arm.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Signed-off-by: Ryan Roberts <ryan.roberts@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Will Deacon
2026-03-02 13:55:51 +00:00
committed by Catalin Marinas
parent edc55b7abb
commit a371003560
6 changed files with 14 additions and 12 deletions
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4
arch/arm64/kvm/hyp/pgtable.c
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@@ -490,14 +490,14 @@ static int hyp_unmap_walker(const struct kvm_pgtable_visit_ctx *ctx,
kvm_clear_pte(ctx->ptep);
dsb(ishst);
__tlbi_level(vae2is, __TLBI_VADDR(ctx->addr, 0), TLBI_TTL_UNKNOWN);
__tlbi_level(vae2is, ctx->addr, TLBI_TTL_UNKNOWN);
} else {
if (ctx->end - ctx->addr < granule)
return -EINVAL;
kvm_clear_pte(ctx->ptep);
dsb(ishst);
__tlbi_level(vale2is, __TLBI_VADDR(ctx->addr, 0), ctx->level);
__tlbi_level(vale2is, ctx->addr, ctx->level);
*unmapped += granule;
}