The patch titled
Subject: mm/damon/vaddr: convert damon_young_pmd_entry() to use a folio
has been added to the -mm mm-unstable branch. Its filename is
mm-damon-vaddr-convert-damon_young_pmd_entry-to-use-a-folio.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-damon-vaddr-convert-damon_young_pmd_entry-to-use-a-folio.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Subject: mm/damon/vaddr: convert damon_young_pmd_entry() to use a folio
Date: Fri, 30 Dec 2022 15:08:47 +0800
With damon_get_folio(), let's convert damon_young_pmd_entry()
to use a folio.
Link: https://lkml.kernel.org/r/20221230070849.63358-7-wangkefeng.wang@xxxxxxxxxx
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Reviewed-by: SeongJae Park <sj@xxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/mm/damon/vaddr.c~mm-damon-vaddr-convert-damon_young_pmd_entry-to-use-a-folio
+++ a/mm/damon/vaddr.c
@@ -431,7 +431,7 @@ static int damon_young_pmd_entry(pmd_t *
{
pte_t *pte;
spinlock_t *ptl;
- struct page *page;
+ struct folio *folio;
struct damon_young_walk_private *priv = walk->private;
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
@@ -446,16 +446,16 @@ static int damon_young_pmd_entry(pmd_t *
spin_unlock(ptl);
goto regular_page;
}
- page = damon_get_page(pmd_pfn(*pmd));
- if (!page)
+ folio = damon_get_folio(pmd_pfn(*pmd));
+ if (!folio)
goto huge_out;
- if (pmd_young(*pmd) || !page_is_idle(page) ||
+ if (pmd_young(*pmd) || !folio_test_idle(folio) ||
mmu_notifier_test_young(walk->mm,
addr)) {
*priv->page_sz = HPAGE_PMD_SIZE;
priv->young = true;
}
- put_page(page);
+ folio_put(folio);
huge_out:
spin_unlock(ptl);
return 0;
@@ -469,15 +469,15 @@ regular_page:
pte = pte_offset_map_lock(walk->mm, pmd, addr, &ptl);
if (!pte_present(*pte))
goto out;
- page = damon_get_page(pte_pfn(*pte));
- if (!page)
+ folio = damon_get_folio(pte_pfn(*pte));
+ if (!folio)
goto out;
- if (pte_young(*pte) || !page_is_idle(page) ||
+ if (pte_young(*pte) || !folio_test_idle(folio) ||
mmu_notifier_test_young(walk->mm, addr)) {
*priv->page_sz = PAGE_SIZE;
priv->young = true;
}
- put_page(page);
+ folio_put(folio);
out:
pte_unmap_unlock(pte, ptl);
return 0;
_
Patches currently in -mm which might be from wangkefeng.wang@xxxxxxxxxx are
mm-hwposion-support-recovery-from-ksm_might_need_to_copy.patch
mm-hwposion-support-recovery-from-ksm_might_need_to_copy-v3.patch
mm-huge_memory-convert-madvise_free_huge_pmd-to-use-a-folio.patch
mm-swap-convert-mark_page_lazyfree-to-folio_mark_lazyfree.patch
mm-huge_memory-convert-split_huge_pages_all-to-use-a-folio.patch
mm-page_idle-convert-page-idle-to-use-a-folio.patch
mm-damon-introduce-damon_get_folio.patch
mm-damon-convert-damon_ptep-pmdp_mkold-to-use-a-folio.patch
mm-damon-paddr-convert-damon_pa_-to-use-a-folio.patch
mm-damon-vaddr-convert-damon_young_pmd_entry-to-use-a-folio.patch
mm-damon-remove-unneeded-damon_get_page.patch
mm-damon-vaddr-convert-hugetlb-related-functions-to-use-a-folio.patch
