From patchwork Mon Nov 6 17:38:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Wilcox X-Patchwork-Id: 13447225 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1DB5029D10 for ; Mon, 6 Nov 2023 17:39:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="Pr14DMGc" Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4280ED71; Mon, 6 Nov 2023 09:39:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=NwhU+RYRS2KqhDUYWGDRZRyMStg4doHH4Ot5RU5n7LI=; b=Pr14DMGc9xyupLqn7HMLmbMg71 HZwXoeEES9k7lMLdFtH0QaTa5IkOt/MKjRpMZjS3xmY5Y73mIHsJSqH9EYKfbcRybLQsMGRmQlTBG mfueIp08Z1pCFT4zMkx0VHhGvPKIaM6fIXEx9oKqUAs1MxK0MwY+AIxN8aKIxDYLQddD6wQ6seu2k V6dQTZrwJ7jTZX6bHUR2C6n2PluebKj/Ogw/pcz1kEsL3CmHF+J3rk1wf8flewZOu8F1mqTDkM71C 4EMicxfaPpvMWnaFkDq8mgXtHgTIUSfChJEY0GbqTK+2ySStDj5izRFVc8xZ5a1OhnmW3bgUQfCdT tPpDsZrQ==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1r03Z4-007H8K-JP; Mon, 06 Nov 2023 17:39:06 +0000 From: "Matthew Wilcox (Oracle)" To: Ryusuke Konishi Cc: "Matthew Wilcox (Oracle)" , linux-nilfs@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 07/35] nilfs2: Convert nilfs_mdt_write_page() to use a folio Date: Mon, 6 Nov 2023 17:38:35 +0000 Message-Id: <20231106173903.1734114-8-willy@infradead.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20231106173903.1734114-1-willy@infradead.org> References: <20231106173903.1734114-1-willy@infradead.org> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Convert the incoming page to a folio. Replaces three calls to compound_head() with one. Signed-off-by: Matthew Wilcox (Oracle) --- fs/nilfs2/mdt.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c index c97c77a39668..327408512b86 100644 --- a/fs/nilfs2/mdt.c +++ b/fs/nilfs2/mdt.c @@ -399,7 +399,8 @@ int nilfs_mdt_fetch_dirty(struct inode *inode) static int nilfs_mdt_write_page(struct page *page, struct writeback_control *wbc) { - struct inode *inode = page->mapping->host; + struct folio *folio = page_folio(page); + struct inode *inode = folio->mapping->host; struct super_block *sb; int err = 0; @@ -407,16 +408,16 @@ nilfs_mdt_write_page(struct page *page, struct writeback_control *wbc) /* * It means that filesystem was remounted in read-only * mode because of error or metadata corruption. But we - * have dirty pages that try to be flushed in background. - * So, here we simply discard this dirty page. + * have dirty folios that try to be flushed in background. + * So, here we simply discard this dirty folio. */ nilfs_clear_dirty_page(page, false); - unlock_page(page); + folio_unlock(folio); return -EROFS; } - redirty_page_for_writepage(wbc, page); - unlock_page(page); + folio_redirty_for_writepage(wbc, folio); + folio_unlock(folio); if (!inode) return 0;