From patchwork Wed Jul 10 15:59:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matthew Wilcox (Oracle)" X-Patchwork-Id: 13729451 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 BFEF6194A65 for ; Wed, 10 Jul 2024 15:59:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720627192; cv=none; b=F+90jCGrIE5+vGASY7+Azp2oT1R4/MLSQZuVO5awXtin5KrRjL3QwruArC1qiKt4BTDXDoVoFwauv2F8oubIsWrZsYMIR/JXAp+77ZeimMzqB3xeOufeos38ubmVbcfwvZbjWQCdMDM32hL4iK3YCv9exUPQHSxWAIOX/UYrBsU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720627192; c=relaxed/simple; bh=yLKSiht6JtNy7AHKZksYh/3kFxspZHhdNnHY6wgTXis=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QtSCZujkmxHnokVz6WLITqkHoNkJWPLfEj5diqQZGS0gy+yzs21nggmV+RakP4M8pPKkx1HXprglD/EDDCpTmhGtEYYvMmy/q2bpZizw1X7f3ss9U6cr0Z+6BB422+nE3Zq2nTmL/VyIw0YVIc849f2qOqQvO+aHk3c4+y7iOIg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=HN2BCEMt; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="HN2BCEMt" 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=k6RnHamUZ6b+LcV0tbmEv9uSxqKfCSEP0g9O0xkGKFI=; b=HN2BCEMt3eUSuUwCy+Z+FvfV+o qZR3nwHo4EKHDERnmNad77If8MkRqEnprx60woll7Y/2zBgB8GIEAWIPr5bYGOkTJY431W5NLtvUr BqGCKeGqjXNwp7YJjjDvSsTnfgeoB4RutQG0zxdY4IrzD+3VoqqznBppruZDCFb8WMCgKivL2chOo 9pJXq1wxLwcJ9IeAiV7kHH40fUA8InkBm47qZ1OIzGkQYKnjbQCa2rg9A8VNbT2TDdibvQSokGGIy 0FIcFR5SsqUTw2eG/GnsKiX4m1z8+qtnGQrVwlP7KbmjoFRY6+9yRlOm5YMNUja2JaOV6q9fltcKt nAZ4k+0Q==; Received: from willy by casper.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1sRZjR-00000009TEV-13g9; Wed, 10 Jul 2024 15:59:49 +0000 From: "Matthew Wilcox (Oracle)" To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" , Al Viro Subject: [PATCH 4/6] qnx6: Convert qnx6_checkroot() to use a folio Date: Wed, 10 Jul 2024 16:59:42 +0100 Message-ID: <20240710155946.2257293-5-willy@infradead.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240710155946.2257293-1-willy@infradead.org> References: <20240710155946.2257293-1-willy@infradead.org> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Removes a use of kmap and removes a conversion from folio to page. Signed-off-by: Matthew Wilcox (Oracle) --- fs/qnx6/inode.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/fs/qnx6/inode.c b/fs/qnx6/inode.c index 4f1735b882b1..6adee850278e 100644 --- a/fs/qnx6/inode.c +++ b/fs/qnx6/inode.c @@ -184,17 +184,17 @@ static const char *qnx6_checkroot(struct super_block *s) struct qnx6_dir_entry *dir_entry; struct inode *root = d_inode(s->s_root); struct address_space *mapping = root->i_mapping; - struct page *page = read_mapping_page(mapping, 0, NULL); - if (IS_ERR(page)) + struct folio *folio = read_mapping_folio(mapping, 0, NULL); + + if (IS_ERR(folio)) return "error reading root directory"; - kmap(page); - dir_entry = page_address(page); + dir_entry = kmap_local_folio(folio, 0); for (i = 0; i < 2; i++) { /* maximum 3 bytes - due to match_root limitation */ if (strncmp(dir_entry[i].de_fname, match_root[i], 3)) error = 1; } - qnx6_put_page(page); + folio_release_kmap(folio, dir_entry); if (error) return "error reading root directory."; return NULL;