[PATCH 20/23] nilfs2: Convert nilfs_btree_lookup_dirty_buffers() to use filemap_get_folios_tag()

Vishal Moola (Oracle)
2022-09-01T22:03:10Z

Convert function to use folios throughout. This is in preparation for
the removal of find_get_pages_range_tag().

Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
---
fs/nilfs2/btree.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index 9f4d9432d38a..1e26f32a4e36 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -2143,7 +2143,7 @@ static void nilfs_btree_lookup_dirty_buffers(struct nilfs_bmap *btree,
struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
struct address_space *btcache = btnc_inode->i_mapping;
struct list_head lists[NILFS_BTREE_LEVEL_MAX];
- struct pagevec pvec;
+ struct folio_batch fbatch;
struct buffer_head *bh, *head;
pgoff_t index = 0;
int level, i;
@@ -2153,19 +2153,19 @@ static void nilfs_btree_lookup_dirty_buffers(struct nilfs_bmap *btree,
level++)
INIT_LIST_HEAD(&lists[level]);

- pagevec_init(&pvec);
+ folio_batch_init(&fbatch);

- while (pagevec_lookup_tag(&pvec, btcache, &index,
- PAGECACHE_TAG_DIRTY)) {
- for (i = 0; i < pagevec_count(&pvec); i++) {
- bh = head = page_buffers(pvec.pages[i]);
+ while (filemap_get_folios_tag(btcache, &index, (pgoff_t)-1,
+ PAGECACHE_TAG_DIRTY, &fbatch)) {
+ for (i = 0; i < folio_batch_count(&fbatch); i++) {
+ bh = head = folio_buffers(fbatch.folios[i]);
do {
if (buffer_dirty(bh))
nilfs_btree_add_dirty_buffer(btree,
lists, bh);
} while ((bh = bh->b_this_page) != head);
}
- pagevec_release(&pvec);
+ folio_batch_release(&fbatch);
cond_resched();
}

--
2.36.1