diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2022-06-05 16:44:53 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2022-06-05 16:44:53 -0400 |
| commit | 5d370ea0a95804da1d533cc806040f78b0a6f297 (patch) | |
| tree | ea333d8344734f33d79cbcf8d4e7049c655b93a4 /fs/nilfs2/page.c | |
| parent | 6fc5ba99ee0db14f86d99db929210e21b68b9ab2 (diff) | |
filemap: for_each_folio_batched()folio_iter_batched
This adds a cleaner interface around iterating over folios with batched
lookup, and a new iterator type (folio_iter_batched), and converts most
users of filemap_get_folios() to the new interface.
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs/nilfs2/page.c')
| -rw-r--r-- | fs/nilfs2/page.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c index 3267e96c256c..d7dc8eeb44d8 100644 --- a/fs/nilfs2/page.c +++ b/fs/nilfs2/page.c @@ -294,18 +294,10 @@ repeat: void nilfs_copy_back_pages(struct address_space *dmap, struct address_space *smap) { - struct folio_batch fbatch; - unsigned int i, n; - pgoff_t start = 0; + struct folio_iter_batched iter; + struct folio *folio, *dfolio; - folio_batch_init(&fbatch); -repeat: - n = filemap_get_folios(smap, &start, ~0UL, &fbatch); - if (!n) - return; - - for (i = 0; i < folio_batch_count(&fbatch); i++) { - struct folio *folio = fbatch.folios[i], *dfolio; + for_each_folio_batched(smap, iter, 0, ~0UL, folio) { pgoff_t index = folio->index; folio_lock(folio); @@ -344,10 +336,7 @@ repeat: } folio_unlock(folio); } - folio_batch_release(&fbatch); - cond_resched(); - - goto repeat; + folio_iter_batched_exit(&iter); } /** |