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authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-03-13 07:33:43 +0300
committerMatthew Wilcox (Oracle) <willy@infradead.org>2022-01-04 21:15:34 +0300
commit9184a307768bf66af1f67d903d7b00725b7a6e8c (patch)
tree7cb932441302ce109b96b0fc77411c7f55fa2ac1 /mm/filemap.c
parent1afd7ae51f63f345afd1a22049ac01065c8a5d1b (diff)
downloadlinux-9184a307768bf66af1f67d903d7b00725b7a6e8c.tar.xz
filemap: Use folios in next_uptodate_page
This saves 105 bytes of text. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Diffstat (limited to 'mm/filemap.c')
-rw-r--r--mm/filemap.c30
1 files changed, 15 insertions, 15 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 3a8a85043540..14019070c98b 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -3227,43 +3227,43 @@ static bool filemap_map_pmd(struct vm_fault *vmf, struct page *page)
return false;
}
-static struct page *next_uptodate_page(struct page *page,
+static struct page *next_uptodate_page(struct folio *folio,
struct address_space *mapping,
struct xa_state *xas, pgoff_t end_pgoff)
{
unsigned long max_idx;
do {
- if (!page)
+ if (!folio)
return NULL;
- if (xas_retry(xas, page))
+ if (xas_retry(xas, folio))
continue;
- if (xa_is_value(page))
+ if (xa_is_value(folio))
continue;
- if (PageLocked(page))
+ if (folio_test_locked(folio))
continue;
- if (!page_cache_get_speculative(page))
+ if (!folio_try_get_rcu(folio))
continue;
/* Has the page moved or been split? */
- if (unlikely(page != xas_reload(xas)))
+ if (unlikely(folio != xas_reload(xas)))
goto skip;
- if (!PageUptodate(page) || PageReadahead(page))
+ if (!folio_test_uptodate(folio) || folio_test_readahead(folio))
goto skip;
- if (!trylock_page(page))
+ if (!folio_trylock(folio))
goto skip;
- if (page->mapping != mapping)
+ if (folio->mapping != mapping)
goto unlock;
- if (!PageUptodate(page))
+ if (!folio_test_uptodate(folio))
goto unlock;
max_idx = DIV_ROUND_UP(i_size_read(mapping->host), PAGE_SIZE);
if (xas->xa_index >= max_idx)
goto unlock;
- return page;
+ return &folio->page;
unlock:
- unlock_page(page);
+ folio_unlock(folio);
skip:
- put_page(page);
- } while ((page = xas_next_entry(xas, end_pgoff)) != NULL);
+ folio_put(folio);
+ } while ((folio = xas_next_entry(xas, end_pgoff)) != NULL);
return NULL;
}