diff options
| author |   Anand Jain <anand.jain@oracle.com> | 2015-03-10 06:38:42 +0800 |
|---|---|---|
| committer |   David Sterba <dsterba@suse.cz> | 2015-06-19 14:03:54 +0200 |
| commit | d2ff1b2008cb807102fc9496fadd8eddff98350c (patch) | |
| tree | 30f177410dff822ca0801747c2375f603e630178 /fs/btrfs | |
| parent | Btrfs: free the stale device (diff) | |
| download | linux-dev-d2ff1b2008cb807102fc9496fadd8eddff98350c.tar.xz linux-dev-d2ff1b2008cb807102fc9496fadd8eddff98350c.zip | |
Btrfs: sysfs: add support to show replacing target in the sysfs
This patch will add support to show the replacing target in sysfs
during the process of replacement.
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/dev-replace.c | 5 | ||||
| -rw-r--r-- | fs/btrfs/volumes.c | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index f982ef303f1c..862fbc206755 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -376,6 +376,10 @@ int btrfs_dev_replace_start(struct btrfs_root *root, WARN_ON(!tgt_device); dev_replace->tgtdev = tgt_device; + ret = btrfs_kobj_add_device(tgt_device->fs_devices, tgt_device); + if (ret) + btrfs_error(root->fs_info, ret, "kobj add dev failed"); + printk_in_rcu(KERN_INFO "BTRFS: dev_replace from %s (devid %llu) to %s started\n", src_device->missing ? "<missing disk>" : @@ -584,7 +588,6 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info, /* replace the sysfs entry */ 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); /* write back the superblocks */ diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index ea293db89cc4..2d9061f078ca 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1940,6 +1940,9 @@ void btrfs_destroy_dev_replace_tgtdev(struct btrfs_fs_info *fs_info, mutex_lock(&uuid_mutex); WARN_ON(!tgtdev); mutex_lock(&fs_info->fs_devices->device_list_mutex); + + btrfs_kobj_rm_device(fs_info->fs_devices, tgtdev); + if (tgtdev->bdev) { btrfs_scratch_superblock(tgtdev); fs_info->fs_devices->open_devices--; |