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authorLinus Torvalds <torvalds@linux-foundation.org>2022-01-22 11:43:07 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-22 11:43:07 +0300
commitb68b10b6266009bc8770adf952d637250ee93135 (patch)
tree66944314c38fd57911bca88026d170df04bf9022 /mm
parent369af20a2c3f738c8610d75b010ee5dc5d3c207f (diff)
parent3abb28e275bfbe60136db37eae6679c3e1928cd5 (diff)
downloadlinux-b68b10b6266009bc8770adf952d637250ee93135.tar.xz
Merge tag 'folio-5.17a' of git://git.infradead.org/users/willy/pagecache
Pull more folio updates from Matthew Wilcox: "Three small folio patches. One bug fix, one patch pulled forward from the patches destined for 5.18 and then a patch to make use of that functionality" * tag 'folio-5.17a' of git://git.infradead.org/users/willy/pagecache: filemap: Use folio_put_refs() in filemap_free_folio() mm: Add folio_put_refs() pagevec: Initialise folio_batch->percpu_pvec_drained
Diffstat (limited to 'mm')
-rw-r--r--mm/filemap.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 2fd9b2f24025..afc8f5ca85ac 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -231,17 +231,15 @@ void __filemap_remove_folio(struct folio *folio, void *shadow)
void filemap_free_folio(struct address_space *mapping, struct folio *folio)
{
void (*freepage)(struct page *);
+ int refs = 1;
freepage = mapping->a_ops->freepage;
if (freepage)
freepage(&folio->page);
- if (folio_test_large(folio) && !folio_test_hugetlb(folio)) {
- folio_ref_sub(folio, folio_nr_pages(folio));
- VM_BUG_ON_FOLIO(folio_ref_count(folio) <= 0, folio);
- } else {
- folio_put(folio);
- }
+ if (folio_test_large(folio) && !folio_test_hugetlb(folio))
+ refs = folio_nr_pages(folio);
+ folio_put_refs(folio, refs);
}
/**