diff mbox series

[v3,09/16] mm/huge_memory: fix comment in zap_huge_pud

Message ID 20220704132201.14611-10-linmiaohe@huawei.com (mailing list archive)
State New
Headers show
Series A few cleanup patches for huge_memory | expand

Commit Message

Miaohe Lin July 4, 2022, 1:21 p.m. UTC 
The comment about deposited pgtable is borrowed from zap_huge_pmd but
there's no deposited pgtable stuff for huge pud in zap_huge_pud. Remove
it to avoid confusion.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
 mm/huge_memory.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 32a45a1e98b7..8a40dc8edb7a 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2014,12 +2014,7 @@  int zap_huge_pud(struct mmu_gather *tlb, struct vm_area_struct *vma,
 	ptl = __pud_trans_huge_lock(pud, vma);
 	if (!ptl)
 		return 0;
-	/*
-	 * For architectures like ppc64 we look at deposited pgtable
-	 * when calling pudp_huge_get_and_clear. So do the
-	 * pgtable_trans_huge_withdraw after finishing pudp related
-	 * operations.
-	 */
+
 	pudp_huge_get_and_clear_full(tlb->mm, addr, pud, tlb->fullmm);
 	tlb_remove_pud_tlb_entry(tlb, pud, addr);
 	if (vma_is_special_huge(vma)) {