From 6c14a1641bfaa213bb3c5bcb7f4d8cde234ada70 Mon Sep 17 00:00:00 2001 From: Anand Jain Date: Tue, 10 Mar 2015 06:38:34 +0800 Subject: [PATCH] Btrfs: sysfs btrfs_kobj_rm_device() pass fs_devices instead of fs_info since btrfs_kobj_rm_device() does nothing with fs_info Signed-off-by: Anand Jain Signed-off-by: David Sterba --- 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 72c03adb6562..f982ef303f1c 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -583,7 +583,7 @@ 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 82e18f532958..0a5d1eebc27e 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 f1d7c7604f6f..808d12ac4a5a 100644 --- a/fs/btrfs/sysfs.h +++ b/fs/btrfs/sysfs.h @@ -84,6 +84,6 @@ 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 d68d3944af4b..b5cc129bfa4b 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1710,7 +1710,7 @@ 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); @@ -2294,7 +2294,7 @@ 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);