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| author | David Hildenbrand <david@redhat.com> | 2023-12-20 23:44:50 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-29 20:58:53 +0100 |
| commit | 35668a4321461505dcc39b56a0d97b0ba2c99668 (patch) | |
| tree | c749b4f11e4fbb7fb4caefc051fab3015593985b /mm/khugepaged.c | |
| parent | mm/huge_memory: page_remove_rmap() -> folio_remove_rmap_pmd() (diff) | |
| download | linux-35668a4321461505dcc39b56a0d97b0ba2c99668.tar.xz linux-35668a4321461505dcc39b56a0d97b0ba2c99668.zip | |
mm/khugepaged: page_remove_rmap() -> folio_remove_rmap_pte()
Let's convert __collapse_huge_page_copy_succeeded() and
collapse_pte_mapped_thp(). While at it, perform some more folio
conversion in __collapse_huge_page_copy_succeeded().
We can get rid of release_pte_page().
Link: https://lkml.kernel.org/r/20231220224504.646757-27-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Yin Fengwei <fengwei.yin@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/khugepaged.c')
| -rw-r--r-- | mm/khugepaged.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 9cdea59fb4c0..15ec9c729ae5 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -494,11 +494,6 @@ static void release_pte_folio(struct folio *folio) folio_putback_lru(folio); } -static void release_pte_page(struct page *page) -{ - release_pte_folio(page_folio(page)); -} - static void release_pte_pages(pte_t *pte, pte_t *_pte, struct list_head *compound_pagelist) { @@ -687,6 +682,7 @@ static void __collapse_huge_page_copy_succeeded(pte_t *pte, spinlock_t *ptl, struct list_head *compound_pagelist) { + struct folio *src_folio; struct page *src_page; struct page *tmp; pte_t *_pte; @@ -708,16 +704,17 @@ static void __collapse_huge_page_copy_succeeded(pte_t *pte, } } else { src_page = pte_page(pteval); - if (!PageCompound(src_page)) - release_pte_page(src_page); + src_folio = page_folio(src_page); + if (!folio_test_large(src_folio)) + release_pte_folio(src_folio); /* * ptl mostly unnecessary, but preempt has to * be disabled to update the per-cpu stats - * inside page_remove_rmap(). + * inside folio_remove_rmap_pte(). */ spin_lock(ptl); ptep_clear(vma->vm_mm, address, _pte); - page_remove_rmap(src_page, vma, false); + folio_remove_rmap_pte(src_folio, src_page, vma); spin_unlock(ptl); free_page_and_swap_cache(src_page); } @@ -1625,7 +1622,7 @@ int collapse_pte_mapped_thp(struct mm_struct *mm, unsigned long addr, * PTE dirty? Shmem page is already dirty; file is read-only. */ ptep_clear(mm, addr, pte); - page_remove_rmap(page, vma, false); + folio_remove_rmap_pte(folio, page, vma); nr_ptes++; } |