diff mbox series

[v2,11/12] arm64: mm: Call PUD/P4D ctor in __create_pgd_mapping()

Message ID 20250408095222.860601-12-kevin.brodsky@arm.com (mailing list archive)
State New
Headers show
Series Always call constructor for kernel page tables | expand

Commit Message

Kevin Brodsky April 8, 2025, 9:52 a.m. UTC 
Constructors for PUD/P4D-level pgtables were recently introduced.
They should be called for all pgtables; make sure they are called
for special kernel mappings created by __create_pgd_mapping() too.

Signed-off-by: Kevin Brodsky <kevin.brodsky@arm.com>
---
 arch/arm64/mm/mmu.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 51cfc891f6a1..8fcf59ba39db 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -497,7 +497,11 @@  static phys_addr_t __pgd_pgtable_alloc(struct mm_struct *mm,
 	case TABLE_PMD:
 		BUG_ON(!pagetable_pmd_ctor(mm, ptdesc));
 		break;
-	default:
+	case TABLE_PUD:
+		pagetable_pud_ctor(ptdesc);
+		break;
+	case TABLE_P4D:
+		pagetable_p4d_ctor(ptdesc);
 		break;
 	}