From patchwork Mon Mar 9 22:38:34 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anand Jain X-Patchwork-Id: 5970221 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 9A4A99F2A9 for ; Mon, 9 Mar 2015 17:13:51 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A2E5F20225 for ; Mon, 9 Mar 2015 17:13:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A059120259 for ; Mon, 9 Mar 2015 17:13:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753416AbbCIRNm (ORCPT ); Mon, 9 Mar 2015 13:13:42 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:20839 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753395AbbCIRKq (ORCPT ); Mon, 9 Mar 2015 13:10:46 -0400 Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp1040.oracle.com (Sentrion-MTA-4.3.2/Sentrion-MTA-4.3.2) with ESMTP id t29HAhNP022138 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Mon, 9 Mar 2015 17:10:44 GMT Received: from userz7021.oracle.com (userz7021.oracle.com [156.151.31.85]) by aserv0022.oracle.com (8.13.8/8.13.8) with ESMTP id t29HAhwA003191 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Mon, 9 Mar 2015 17:10:43 GMT Received: from abhmp0004.oracle.com (abhmp0004.oracle.com [141.146.116.10]) by userz7021.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id t29HAgJc003617; Mon, 9 Mar 2015 17:10:42 GMT Received: from OL.sg.oracle.com (/10.186.101.34) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 09 Mar 2015 10:10:42 -0700 From: Anand Jain To: linux-btrfs@vger.kernel.org Cc: dsterba@suse.cz Subject: [PATCH 16/26] Btrfs: sysfs btrfs_kobj_rm_device() pass fs_devices instead of fs_info Date: Tue, 10 Mar 2015 06:38:34 +0800 Message-Id: <1425940724-7744-17-git-send-email-anand.jain@oracle.com> X-Mailer: git-send-email 2.0.0.153.g79dcccc In-Reply-To: <1425940724-7744-1-git-send-email-anand.jain@oracle.com> References: <1425940724-7744-1-git-send-email-anand.jain@oracle.com> X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-3.9 required=5.0 tests=BAYES_00, DATE_IN_FUTURE_03_06, RCVD_IN_DNSWL_HI,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP since btrfs_kobj_rm_device() does nothing with fs_info Signed-off-by: Anand Jain --- fs/btrfs/dev-replace.c | 2 +- fs/btrfs/sysfs.c | 12 ++++++------ fs/btrfs/sysfs.h | 2 +- fs/btrfs/volumes.c | 4 ++-- 4 files changed, 10 insertions(+), 10 deletions(-) diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index 2acc0aa..124b60f 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -592,7 +592,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info, mutex_unlock(&uuid_mutex); /* replace the sysfs entry */ - btrfs_kobj_rm_device(fs_info, src_device); + btrfs_kobj_rm_device(fs_info->fs_devices, src_device); btrfs_kobj_add_device(fs_info->fs_devices, tgt_device); btrfs_rm_dev_replace_free_srcdev(fs_info, src_device); diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 76afc96..5055809 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -555,7 +555,7 @@ void btrfs_sysfs_remove_one(struct btrfs_fs_info *fs_info) addrm_unknown_feature_attrs(fs_info, false); sysfs_remove_group(&fs_info->fs_devices->super_kobj, &btrfs_feature_attr_group); sysfs_remove_files(&fs_info->fs_devices->super_kobj, btrfs_attrs); - btrfs_kobj_rm_device(fs_info, NULL); + btrfs_kobj_rm_device(fs_info->fs_devices, NULL); btrfs_sysfs_remove_fsid(fs_info->fs_devices); } @@ -636,20 +636,20 @@ static void init_feature_attrs(void) /* when one_device is NULL, it removes all device links */ -int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, +int btrfs_kobj_rm_device(struct btrfs_fs_devices *fs_devices, struct btrfs_device *one_device) { struct hd_struct *disk; struct kobject *disk_kobj; - if (!fs_info->fs_devices->device_dir_kobj) + if (!fs_devices->device_dir_kobj) return -EINVAL; if (one_device && one_device->bdev) { disk = one_device->bdev->bd_part; disk_kobj = &part_to_dev(disk)->kobj; - sysfs_remove_link(fs_info->fs_devices->device_dir_kobj, + sysfs_remove_link(fs_devices->device_dir_kobj, disk_kobj->name); } @@ -657,13 +657,13 @@ int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, return 0; list_for_each_entry(one_device, - &fs_info->fs_devices->devices, dev_list) { + &fs_devices->devices, dev_list) { if (!one_device->bdev) continue; disk = one_device->bdev->bd_part; disk_kobj = &part_to_dev(disk)->kobj; - sysfs_remove_link(fs_info->fs_devices->device_dir_kobj, + sysfs_remove_link(fs_devices->device_dir_kobj, disk_kobj->name); } diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h index eeb86a8..3938ac1 100644 --- a/fs/btrfs/sysfs.h +++ b/fs/btrfs/sysfs.h @@ -72,6 +72,6 @@ extern struct kobj_type space_info_ktype; extern struct kobj_type btrfs_raid_ktype; int btrfs_kobj_add_device(struct btrfs_fs_devices *fs_devices, struct btrfs_device *one_device); -int btrfs_kobj_rm_device(struct btrfs_fs_info *fs_info, +int btrfs_kobj_rm_device(struct btrfs_fs_devices *fs_devices, struct btrfs_device *one_device); #endif /* _BTRFS_SYSFS_H_ */ diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index ee318af..549f978 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1701,7 +1701,7 @@ int btrfs_rm_device(struct btrfs_root *root, char *device_path) if (device->bdev) { device->fs_devices->open_devices--; /* remove sysfs entry */ - btrfs_kobj_rm_device(root->fs_info, device); + btrfs_kobj_rm_device(root->fs_info->fs_devices, device); } call_rcu(&device->rcu, free_device); @@ -2285,7 +2285,7 @@ int btrfs_init_new_device(struct btrfs_root *root, char *device_path) error_trans: btrfs_end_transaction(trans, root); rcu_string_free(device->name); - btrfs_kobj_rm_device(root->fs_info, device); + btrfs_kobj_rm_device(root->fs_info->fs_devices, device); kfree(device); error: blkdev_put(bdev, FMODE_EXCL);