[f2fs-dev] [PATCH v2 03/23] filemap: Convert __filemap_fdatawait_range() to use filemap_get_folios_tag()

["Vishal Moola (Oracle)" <vishal.moola@gmail.com>]

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

Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
---
 mm/filemap.c | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/mm/filemap.c b/mm/filemap.c
index 3ded72a65668..435fc53b3f2f 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -503,28 +503,30 @@ static void __filemap_fdatawait_range(struct address_space *mapping,
 {
 	pgoff_t index = start_byte >> PAGE_SHIFT;
 	pgoff_t end = end_byte >> PAGE_SHIFT;
-	struct pagevec pvec;
-	int nr_pages;
+	struct folio_batch fbatch;
+	unsigned nr_folios;
 
 	if (end_byte < start_byte)
 		return;
 
-	pagevec_init(&pvec);
+	folio_batch_init(&fbatch);
+
 	while (index <= end) {
 		unsigned i;
 
-		nr_pages = pagevec_lookup_range_tag(&pvec, mapping, &index,
-				end, PAGECACHE_TAG_WRITEBACK);
-		if (!nr_pages)
+		nr_folios = filemap_get_folios_tag(mapping, &index, end,
+				PAGECACHE_TAG_WRITEBACK, &fbatch);
+
+		if (!nr_folios)
 			break;
 
-		for (i = 0; i < nr_pages; i++) {
-			struct page *page = pvec.pages[i];
+		for (i = 0; i < nr_folios; i++) {
+			struct folio *folio = fbatch.folios[i];
 
-			wait_on_page_writeback(page);
-			ClearPageError(page);
+			folio_wait_writeback(folio);
+			folio_clear_error(folio);
 		}
-		pagevec_release(&pvec);
+		folio_batch_release(&fbatch);
 		cond_resched();
 	}
 }
-- 
2.36.1



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