linux-kernel - [PATCH v2 3/8] f2fs: convert f2fs_set_compressed

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Message-Id: <20240820034654.698236-3-chao@kernel.org>
Date: Tue, 20 Aug 2024 11:46:49 +0800
From: Chao Yu <chao@...nel.org>
To: jaegeuk@...nel.org
Cc: linux-f2fs-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org,
	Chao Yu <chao@...nel.org>,
	Matthew Wilcox <willy@...radead.org>
Subject: [PATCH v2 3/8] f2fs: convert f2fs_set_compressed_page() to use folio

Convert to use folio, so that we can get rid of 'page->index' to
prepare for removal of 'index' field in structure page [1].

[1] https://lore.kernel.org/all/Zp8fgUSIBGQ1TN0D@casper.infradead.org/

Cc: Matthew Wilcox <willy@...radead.org>
Signed-off-by: Chao Yu <chao@...nel.org>
---
 fs/f2fs/compress.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index 82c31641e696..67bb1e2e07a4 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -90,11 +90,13 @@ bool f2fs_is_compressed_page(struct page *page)
 static void f2fs_set_compressed_page(struct page *page,
 		struct inode *inode, pgoff_t index, void *data)
 {
-	attach_page_private(page, (void *)data);
+	struct folio *folio = page_folio(page);
+
+	folio_attach_private(folio, (void *)data);
 
 	/* i_crypto_info and iv index */
-	page->index = index;
-	page->mapping = inode->i_mapping;
+	folio->index = index;
+	folio->mapping = inode->i_mapping;
 }
 
 static void f2fs_drop_rpages(struct compress_ctx *cc, int len, bool unlock)
-- 
2.40.1