Could you share the reason why the patch is removed? thanks
在 2022/3/17 上午5:11, Andrew Morton 写道:
The patch titled
Subject: fs/proc/task_mmu.c: remove redundant page validation of pte_page
has been added to the -mm tree. Its filename is
mm-proc-remove-redundant-page-validation-of-pte_page.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-proc-remove-redundant-page-validation-of-pte_page.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-proc-remove-redundant-page-validation-of-pte_page.patch
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------------------------------------------------------
From: Xianting Tian <xianting.tian@xxxxxxxxxxxxxxxxx>
Subject: fs/proc/task_mmu.c: remove redundant page validation of pte_page
pte_page() always returns a valid page, so remove the redundant page
validation, as we did in many other places.
Link: https://lkml.kernel.org/r/20220316025947.328276-1-xianting.tian@xxxxxxxxxxxxxxxxx
Signed-off-by: Xianting Tian <xianting.tian@xxxxxxxxxxxxxxxxx>
Reviewed-by: Chaitanya Kulkarni <kch@xxxxxxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Cc: Yang Shi <shy828301@xxxxxxxxx>
Cc: Sasha Levin <sashal@xxxxxxxxxx>
Cc: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/task_mmu.c | 2 --
1 file changed, 2 deletions(-)
--- a/fs/proc/task_mmu.c~mm-proc-remove-redundant-page-validation-of-pte_page
+++ a/fs/proc/task_mmu.c
@@ -1873,8 +1873,6 @@ static int gather_hugetlb_stats(pte_t *p
return 0;
page = pte_page(huge_pte);
- if (!page)
- return 0;
md = walk->private;
gather_stats(page, md, pte_dirty(huge_pte), 1);
_
Patches currently in -mm which might be from xianting.tian@xxxxxxxxxxxxxxxxx are
mm-proc-remove-redundant-page-validation-of-pte_page.patch
