lkml.org 
[lkml]   [2022]   [Jul]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 09/16] mm/huge_memory: fix comment in zap_huge_pud
Date
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 --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)) {
--
2.23.0
\
 
 \ /
  Last update: 2022-07-04 15:25    [W:0.085 / U:0.116 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site