linux-kernel - [PATCH v3 07/25] iomap: Convert iomap

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Message-Id: <20211216210715.3801857-8-willy@infradead.org>
Date:   Thu, 16 Dec 2021 21:06:57 +0000
From:   "Matthew Wilcox (Oracle)" <willy@...radead.org>
To:     "Darrick J. Wong" <djwong@...nel.org>
Cc:     "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, Christoph Hellwig <hch@....de>
Subject: [PATCH v3 07/25] iomap: Convert iomap_releasepage to use a folio

This is an address_space operation, so its argument must remain as a
struct page, but we can use a folio internally.

Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>
Reviewed-by: Christoph Hellwig <hch@....de>
Reviewed-by: Darrick J. Wong <djwong@...nel.org>
---
 fs/iomap/buffered-io.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 16604f605357..b0192b148c9f 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -464,15 +464,15 @@ iomap_releasepage(struct page *page, gfp_t gfp_mask)
 {
 	struct folio *folio = page_folio(page);
 
-	trace_iomap_releasepage(page->mapping->host, page_offset(page),
-			PAGE_SIZE);
+	trace_iomap_releasepage(folio->mapping->host, folio_pos(folio),
+			folio_size(folio));
 
 	/*
 	 * mm accommodates an old ext3 case where clean pages might not have had
 	 * the dirty bit cleared. Thus, it can send actual dirty pages to
 	 * ->releasepage() via shrink_active_list(); skip those here.
 	 */
-	if (PageDirty(page) || PageWriteback(page))
+	if (folio_test_dirty(folio) || folio_test_writeback(folio))
 		return 0;
 	iomap_page_release(folio);
 	return 1;
-- 
2.33.0