On 30/12/2024 10:07, Qi Zheng wrote:
diff --git a/arch/riscv/include/asm/pgalloc.h b/arch/riscv/include/asm/pgalloc.h
index 551d614d3369c..3466fbe2e508d 100644
--- a/arch/riscv/include/asm/pgalloc.h
+++ b/arch/riscv/include/asm/pgalloc.h
@@ -108,8 +108,12 @@ static inline void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud,
static inline void __p4d_free_tlb(struct mmu_gather *tlb, p4d_t *p4d,
unsigned long addr)
{
- if (pgtable_l5_enabled)
+ if (pgtable_l5_enabled) {
+ struct ptdesc *ptdesc = virt_to_ptdesc(p4d);
+
+ pagetable_p4d_dtor(ptdesc);
riscv_tlb_remove_ptdesc(tlb, virt_to_ptdesc(p4d));
Nit: could use the new ptdesc variable here instead of calling
virt_to_ptdesc().
- Kevin
