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authorAnshuman Khandual <anshuman.khandual@arm.com>2025-02-21 10:12:20 +0530
committerCatalin Marinas <catalin.marinas@arm.com>2025-03-12 12:20:59 +0000
commit0b626b245c570c9e9ef5bf03e0541fedab334a9d (patch)
tree2e684e9396384765ce2301e5a74bc75253d548c9 /arch/arm64
parent0ad2507d5d93f39619fc42372c347d6006b64319 (diff)
KVM: arm64: ptdump: Test PMD_TYPE_MASK for block mapping
Test given page table entries against PMD_TYPE_SECT on PMD_TYPE_MASK mask bits for identifying block mappings in stage 2 page tables. Cc: Marc Zyngier <maz@kernel.org> Cc: Oliver Upton <oliver.upton@linux.dev> Cc: James Morse <james.morse@arm.com> Cc: Will Deacon <will@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Cc: kvmarm@lists.linux.dev Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> Acked-by: Marc Zyngier <maz@kernel.org> Reviewed-by: Ryan Roberts <ryan.roberts@arm.com> Link: https://lore.kernel.org/r/20250221044227.1145393-2-anshuman.khandual@arm.com Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/kvm/ptdump.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm64/kvm/ptdump.c b/arch/arm64/kvm/ptdump.c
index e4a342e903e2..098416d7e5c2 100644
--- a/arch/arm64/kvm/ptdump.c
+++ b/arch/arm64/kvm/ptdump.c
@@ -52,8 +52,8 @@ static const struct ptdump_prot_bits stage2_pte_bits[] = {
.set = "AF",
.clear = " ",
}, {
- .mask = PTE_TABLE_BIT | PTE_VALID,
- .val = PTE_VALID,
+ .mask = PMD_TYPE_MASK,
+ .val = PMD_TYPE_SECT,
.set = "BLK",
.clear = " ",
},