linux-ext4 - [PATCH v4 15/23] f2fs: Convert last_fsync_dnode() to use filemap_get_folios

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Date:   Wed,  2 Nov 2022 09:10:23 -0700
From:   "Vishal Moola (Oracle)" <vishal.moola@...il.com>
To:     linux-fsdevel@...r.kernel.org
Cc:     linux-afs@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-btrfs@...r.kernel.org, ceph-devel@...r.kernel.org,
        linux-cifs@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, cluster-devel@...hat.com,
        linux-nilfs@...r.kernel.org, linux-mm@...ck.org,
        "Vishal Moola (Oracle)" <vishal.moola@...il.com>
Subject: [PATCH v4 15/23] f2fs: Convert last_fsync_dnode() to use filemap_get_folios_tag()

Convert to use a folio_batch instead of pagevec. This is in preparation for
the removal of find_get_pages_range_tag().

Signed-off-by: Vishal Moola (Oracle) <vishal.moola@...il.com>
---
 fs/f2fs/node.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 38f32b4d61dc..3e1764960a96 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -1515,23 +1515,24 @@ static void flush_inline_data(struct f2fs_sb_info *sbi, nid_t ino)
 static struct page *last_fsync_dnode(struct f2fs_sb_info *sbi, nid_t ino)
 {
 	pgoff_t index;
-	struct pagevec pvec;
+	struct folio_batch fbatch;
 	struct page *last_page = NULL;
-	int nr_pages;
+	int nr_folios;
 
-	pagevec_init(&pvec);
+	folio_batch_init(&fbatch);
 	index = 0;
 
-	while ((nr_pages = pagevec_lookup_tag(&pvec, NODE_MAPPING(sbi), &index,
-				PAGECACHE_TAG_DIRTY))) {
+	while ((nr_folios = filemap_get_folios_tag(NODE_MAPPING(sbi), &index,
+					(pgoff_t)-1, PAGECACHE_TAG_DIRTY,
+					&fbatch))) {
 		int i;
 
-		for (i = 0; i < nr_pages; i++) {
-			struct page *page = pvec.pages[i];
+		for (i = 0; i < nr_folios; i++) {
+			struct page *page = &fbatch.folios[i]->page;
 
 			if (unlikely(f2fs_cp_error(sbi))) {
 				f2fs_put_page(last_page, 0);
-				pagevec_release(&pvec);
+				folio_batch_release(&fbatch);
 				return ERR_PTR(-EIO);
 			}
 
@@ -1562,7 +1563,7 @@ static struct page *last_fsync_dnode(struct f2fs_sb_info *sbi, nid_t ino)
 			last_page = page;
 			unlock_page(page);
 		}
-		pagevec_release(&pvec);
+		folio_batch_release(&fbatch);
 		cond_resched();
 	}
 	return last_page;
-- 
2.38.1