[PATCH 10/11] arm64: mm: Call PUD/P4D ctor in __create_pgd_mapping()
From: Kevin Brodsky <hidden>
Date: 2025-03-17 14:22:16
Also in:
linux-arch, linux-arm-kernel, linux-m68k, linux-mm, linux-riscv, linux-s390, lkml, sparclinux
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
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 <redacted> --- arch/arm64/mm/mmu.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index accb0a33c59f..10bf39654e77 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; }
--
2.47.0