From: Yuesong Li <liyuesong@vivo.com>
Date: Wed, 21 Aug 2024 06:31:12 +0000 (+0800)
Subject: mm:page-writeback: use folio_next_index() helper in writeback_iter()
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=0692fad55d3c1ed3766a1e8627af15b951097894;p=linux.git

mm:page-writeback: use folio_next_index() helper in writeback_iter()

Simplify code pattern of 'folio->index + folio_nr_pages(folio)' by using
the existing helper folio_next_index().

Link: https://lkml.kernel.org/r/20240821063112.4053157-1-liyuesong@vivo.com
Signed-off-by: Yuesong Li <liyuesong@vivo.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 4430ac68e4c4..f5448311c89e 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2612,7 +2612,7 @@ struct folio *writeback_iter(struct address_space *mapping,
 
 done:
 	if (wbc->range_cyclic)
-		mapping->writeback_index = folio->index + folio_nr_pages(folio);
+		mapping->writeback_index = folio_next_index(folio);
 	folio_batch_release(&wbc->fbatch);
 	return NULL;
 }