From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD2EBC47257 for ; Mon, 4 May 2020 14:00:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC30F20705 for ; Mon, 4 May 2020 14:00:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="MVJG1YAt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728718AbgEDOAU (ORCPT ); Mon, 4 May 2020 10:00:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47422 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728191AbgEDN74 (ORCPT ); Mon, 4 May 2020 09:59:56 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3742BC03C1A7; Mon, 4 May 2020 06:59:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.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=ufRuX5PQbB2jqqbHHg7fvKBAMJcv5Za1TaoOkXdfMXY=; b=MVJG1YAtRinzkEzc77kDCgeBH9 E2TBXf7FyyOaRa3T6kJ3Qsyh5BKtEJUDAtTLZlVlO5WuS64bXuyPsePY3iWasACFbZ7Nknf8r3CKu tI4t0xd4bbybZGgj5DWRrcm/2+lJf1IUJ6fFSftIh59RTMhBkvpQFXmiJf+LkIYBWRlxWjNBQZwKT yrV1tsh3pV9MvgsiBOTmL585hMxnuHO9NlgdZ/IXGxMshmRRIH9sTSCS2mma7NaCqFvkMlYwxuc1o bbVFOS/lSiabwEvptHLgwwQAOkQRm7VoN8WleGgZ+ZKD28bQxkiGGteiZAUkAIliy0Nn+/Tx+w/fC pQs+kKYQ==; Received: from [2001:4bb8:18c:10bd:c70:4a89:bc61:2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jVbdM-0007aP-Dn; Mon, 04 May 2020 13:59:48 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Tim Waugh , Borislav Petkov , Jan Kara , linux-block@vger.kernel.org, linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Jan Kara , Damien Le Moal Subject: [PATCH 7/8] isofs: stop using ioctl_by_bdev Date: Mon, 4 May 2020 15:59:26 +0200 Message-Id: <20200504135927.2835750-8-hch@lst.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200504135927.2835750-1-hch@lst.de> References: <20200504135927.2835750-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-ide-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org Instead just call the CDROM layer functionality directly, and turn the hot mess in isofs_get_last_session into remotely readable code. Signed-off-by: Christoph Hellwig Reviewed-by: Jan Kara Reviewed-by: Damien Le Moal Reviewed-by: Hannes Reinecke s_bdev; - int i; + struct cdrom_device_info *cdi = disk_to_cdi(sb->s_bdev->bd_disk); + unsigned int vol_desc_start = 0; - vol_desc_start=0; - ms_info.addr_format=CDROM_LBA; if (session > 0) { - struct cdrom_tocentry Te; - Te.cdte_track=session; - Te.cdte_format=CDROM_LBA; - i = ioctl_by_bdev(bdev, CDROMREADTOCENTRY, (unsigned long) &Te); - if (!i) { + struct cdrom_tocentry te; + + if (!cdi) + return 0; + + te.cdte_track = session; + te.cdte_format = CDROM_LBA; + if (cdrom_read_tocentry(cdi, &te) == 0) { printk(KERN_DEBUG "ISOFS: Session %d start %d type %d\n", - session, Te.cdte_addr.lba, - Te.cdte_ctrl&CDROM_DATA_TRACK); - if ((Te.cdte_ctrl&CDROM_DATA_TRACK) == 4) - return Te.cdte_addr.lba; + session, te.cdte_addr.lba, + te.cdte_ctrl & CDROM_DATA_TRACK); + if ((te.cdte_ctrl & CDROM_DATA_TRACK) == 4) + return te.cdte_addr.lba; } printk(KERN_ERR "ISOFS: Invalid session number or type of track\n"); } - i = ioctl_by_bdev(bdev, CDROMMULTISESSION, (unsigned long) &ms_info); - if (session > 0) - printk(KERN_ERR "ISOFS: Invalid session number\n"); -#if 0 - printk(KERN_DEBUG "isofs.inode: CDROMMULTISESSION: rc=%d\n",i); - if (i==0) { - printk(KERN_DEBUG "isofs.inode: XA disk: %s\n",ms_info.xa_flag?"yes":"no"); - printk(KERN_DEBUG "isofs.inode: vol_desc_start = %d\n", ms_info.addr.lba); - } -#endif - if (i==0) + + if (cdi) { + struct cdrom_multisession ms_info; + + ms_info.addr_format = CDROM_LBA; + if (cdrom_multisession(cdi, &ms_info) == 0) { #if WE_OBEY_THE_WRITTEN_STANDARDS - if (ms_info.xa_flag) /* necessary for a valid ms_info.addr */ + /* necessary for a valid ms_info.addr */ + if (ms_info.xa_flag) #endif - vol_desc_start=ms_info.addr.lba; + vol_desc_start = ms_info.addr.lba; + } + } + return vol_desc_start; } -- 2.26.2