erofs: Convert to release_folio

Use a folio in erofs_managed_cache_release_folio(), but use of folios
should be pushed into erofs_try_to_free_cached_page().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Jeff Layton <jlayton@kernel.org>

diff --git a/fs/erofs/super.c b/fs/erofs/super.c
index 0c4b41130c2fd266b208baa3ecbf0a4628a56b07..0e3862a72bfe3c273aaacb9adb5053147773088a 100644 (file)
--- a/fs/erofs/super.c
+++ b/fs/erofs/super.c
@@ -518,16 +518,16 @@ static int erofs_fc_parse_param(struct fs_context *fc,
 #ifdef CONFIG_EROFS_FS_ZIP
 static const struct address_space_operations managed_cache_aops;
 
-static int erofs_managed_cache_releasepage(struct page *page, gfp_t gfp_mask)
+static bool erofs_managed_cache_release_folio(struct folio *folio, gfp_t gfp)
 {
-       int ret = 1;    /* 0 - busy */
-       struct address_space *const mapping = page->mapping;
+       bool ret = true;
+       struct address_space *const mapping = folio->mapping;
 
-       DBG_BUGON(!PageLocked(page));
+       DBG_BUGON(!folio_test_locked(folio));
        DBG_BUGON(mapping->a_ops != &managed_cache_aops);
 
-       if (PagePrivate(page))
-               ret = erofs_try_to_free_cached_page(page);
+       if (folio_test_private(folio))
+               ret = erofs_try_to_free_cached_page(&folio->page);
 
        return ret;
 }
@@ -548,12 +548,12 @@ static void erofs_managed_cache_invalidate_folio(struct folio *folio,
        DBG_BUGON(stop > folio_size(folio) || stop < length);
 
        if (offset == 0 && stop == folio_size(folio))
-               while (!erofs_managed_cache_releasepage(&folio->page, GFP_NOFS))
+               while (!erofs_managed_cache_release_folio(folio, GFP_NOFS))
                        cond_resched();
 }
 
 static const struct address_space_operations managed_cache_aops = {
-       .releasepage = erofs_managed_cache_releasepage,
+       .release_folio = erofs_managed_cache_release_folio,
        .invalidate_folio = erofs_managed_cache_invalidate_folio,
 };