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=ham 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 2C516C47257 for ; Mon, 4 May 2020 14:00:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 048FD20705 for ; Mon, 4 May 2020 14:00:40 +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="BL3jxcs7" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728867AbgEDOAj (ORCPT ); Mon, 4 May 2020 10:00:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47418 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728168AbgEDN74 (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 34A2AC061BD3; 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=PThi5otuSmIv87sVwtTG8nfMFGAV/tBkGdHRgwma/LQ=; b=BL3jxcs71vRIL+nXcJX7p3KpN6 ZzayRxIQB6ZjYs2/yM5g/kZI1QxtkFtVxM4EliiaqVnQBLnzzGHZVMr3z7nNNVNUipPK9+pS08U7b c3lfxqAp7itiR+nnUk59aT0UfH5Ik9+JNxCHRcTU/hQaEd0vg1gwwlomzR5VTeS5qRVv0gWFxNc9q 8Db3JlT2fOfErwjbD4NHyiOFmqs3yO5lgEIFtU1/ZkBHerm/c7DRWklYi9ynLc24RAiM6/ytSdV5Q aPlIgg/Sk9k8/SFTYr6ZeLCzO/8Fh+pZG9R7g/A8+hRNBDVemLC7MnglZUBBTpp6aCUrsFR/mJGF+ Jsau9qnQ==; 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 1jVbdH-0007Zx-Js; Mon, 04 May 2020 13:59:43 +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 Subject: [PATCH 5/8] hfs: stop using ioctl_by_bdev Date: Mon, 4 May 2020 15:59:24 +0200 Message-Id: <20200504135927.2835750-6-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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Instead just call the CDROM layer functionality directly. Signed-off-by: Christoph Hellwig --- fs/hfs/mdb.c | 32 +++++++++++++++++++------------- 1 file changed, 19 insertions(+), 13 deletions(-) diff --git a/fs/hfs/mdb.c b/fs/hfs/mdb.c index 460281b1299eb..cdf0edeeb2781 100644 --- a/fs/hfs/mdb.c +++ b/fs/hfs/mdb.c @@ -32,29 +32,35 @@ static int hfs_get_last_session(struct super_block *sb, sector_t *start, sector_t *size) { - struct cdrom_multisession ms_info; - struct cdrom_tocentry te; - int res; + struct cdrom_device_info *cdi = disk_to_cdi(sb->s_bdev->bd_disk); /* default values */ *start = 0; *size = i_size_read(sb->s_bdev->bd_inode) >> 9; if (HFS_SB(sb)->session >= 0) { + struct cdrom_tocentry te; + + if (!cdi) + return -EINVAL; + te.cdte_track = HFS_SB(sb)->session; te.cdte_format = CDROM_LBA; - res = ioctl_by_bdev(sb->s_bdev, CDROMREADTOCENTRY, (unsigned long)&te); - if (!res && (te.cdte_ctrl & CDROM_DATA_TRACK) == 4) { - *start = (sector_t)te.cdte_addr.lba << 2; - return 0; + if (cdrom_read_tocentry(cdi, &te) || + (te.cdte_ctrl & CDROM_DATA_TRACK) != 4) { + pr_err("invalid session number or type of track\n"); + return -EINVAL; } - pr_err("invalid session number or type of track\n"); - return -EINVAL; + + *start = (sector_t)te.cdte_addr.lba << 2; + } else if (cdi) { + struct cdrom_multisession ms_info; + + ms_info.addr_format = CDROM_LBA; + if (cdrom_multisession(cdi, &ms_info) == 0 && ms_info.xa_flag) + *start = (sector_t)ms_info.addr.lba << 2; } - ms_info.addr_format = CDROM_LBA; - res = ioctl_by_bdev(sb->s_bdev, CDROMMULTISESSION, (unsigned long)&ms_info); - if (!res && ms_info.xa_flag) - *start = (sector_t)ms_info.addr.lba << 2; + return 0; } -- 2.26.2