diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-01-20 18:20:07 -0500 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-03-21 12:59:02 -0400 |
| commit | e83c09a24e3d229f84163c119224af4c8f6c54c1 (patch) | |
| tree | 0d72776798d76b72fab01f561eb796be75977a2b /mm/rmap.c | |
| parent | 4aed23a2f8aaaafad0232d3392afcf493c3c3df3 (diff) | |
mm/rmap: Use a folio in page_mkclean_one()
folio_mkclean() already passes down a head page, so convert it
back to a folio.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'mm/rmap.c')
| -rw-r--r-- | mm/rmap.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/rmap.c b/mm/rmap.c index e27ba4172069..b1d7f3e7f58c 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -930,13 +930,14 @@ int page_referenced(struct page *page, static bool page_mkclean_one(struct page *page, struct vm_area_struct *vma, unsigned long address, void *arg) { - DEFINE_PAGE_VMA_WALK(pvmw, page, vma, address, PVMW_SYNC); + struct folio *folio = page_folio(page); + DEFINE_FOLIO_VMA_WALK(pvmw, folio, vma, address, PVMW_SYNC); struct mmu_notifier_range range; int *cleaned = arg; /* * We have to assume the worse case ie pmd for invalidation. Note that - * the page can not be free from this function. + * the folio can not be freed from this function. */ mmu_notifier_range_init(&range, MMU_NOTIFY_PROTECTION_PAGE, 0, vma, vma->vm_mm, address, @@ -968,14 +969,14 @@ static bool page_mkclean_one(struct page *page, struct vm_area_struct *vma, if (!pmd_dirty(*pmd) && !pmd_write(*pmd)) continue; - flush_cache_page(vma, address, page_to_pfn(page)); + flush_cache_page(vma, address, folio_pfn(folio)); entry = pmdp_invalidate(vma, address, pmd); entry = pmd_wrprotect(entry); entry = pmd_mkclean(entry); set_pmd_at(vma->vm_mm, address, pmd, entry); ret = 1; #else - /* unexpected pmd-mapped page? */ + /* unexpected pmd-mapped folio? */ WARN_ON_ONCE(1); #endif } |