The patch titled
Subject: mm/damon/vaddr: convert hugetlb related functions to use folios
has been added to the -mm mm-unstable branch. Its filename is
mm-damon-vaddr-convert-hugetlb-related-function-to-use-folios.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-hugetlb-related-function-to-use-folios.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 hugetlb related functions to use folios
Date: Wed, 28 Dec 2022 19:34:13 +0800
Convert damon_hugetlb_mkold() and damon_young_hugetlb_entry() to use
folios.
Link: https://lkml.kernel.org/r/20221228113413.10329-8-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 <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-hugetlb-related-function-to-use-folios
+++ a/mm/damon/vaddr.c
@@ -335,9 +335,9 @@ static void damon_hugetlb_mkold(pte_t *p
{
bool referenced = false;
pte_t entry = huge_ptep_get(pte);
- struct page *page = pte_page(entry);
+ struct folio *folio = pfn_folio(pte_pfn(entry));
- get_page(page);
+ folio_get(folio);
if (pte_young(entry)) {
referenced = true;
@@ -352,10 +352,10 @@ static void damon_hugetlb_mkold(pte_t *p
#endif /* CONFIG_MMU_NOTIFIER */
if (referenced)
- set_page_young(page);
+ folio_set_young(folio);
- set_page_idle(page);
- put_page(page);
+ folio_set_idle(folio);
+ folio_put(folio);
}
static int damon_mkold_hugetlb_entry(pte_t *pte, unsigned long hmask,
@@ -490,7 +490,7 @@ static int damon_young_hugetlb_entry(pte
{
struct damon_young_walk_private *priv = walk->private;
struct hstate *h = hstate_vma(walk->vma);
- struct page *page;
+ struct folio *folio;
spinlock_t *ptl;
pte_t entry;
@@ -499,16 +499,16 @@ static int damon_young_hugetlb_entry(pte
if (!pte_present(entry))
goto out;
- page = pte_page(entry);
- get_page(page);
+ folio = pfn_folio(pte_pfn(entry));
+ folio_get(folio);
- if (pte_young(entry) || !page_is_idle(page) ||
+ if (pte_young(entry) || !folio_test_idle(folio) ||
mmu_notifier_test_young(walk->mm, addr)) {
*priv->page_sz = huge_page_size(h);
priv->young = true;
}
- put_page(page);
+ folio_put(folio);
out:
spin_unlock(ptl);
_
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-page_idle-convert-page-idle-to-use-folios.patch
mm-damon-introduce-damon_get_folio.patch
mm-damon-convert-damon_ptep-pmdp_mkold-to-use-folios.patch
mm-damon-paddr-convert-damon_pa_-to-use-folios.patch
mm-damon-vaddr-convert-damon_young_pmd_entry-to-use-folio.patch
mm-damon-remove-unneed-damon_get_page.patch
mm-damon-vaddr-convert-hugetlb-related-function-to-use-folios.patch
