From d2ff1b2008cb807102fc9496fadd8eddff98350c Mon Sep 17 00:00:00 2001 From: Anand Jain Date: Tue, 10 Mar 2015 06:38:42 +0800 Subject: 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 Signed-off-by: David Sterba --- fs/btrfs/dev-replace.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'fs/btrfs/dev-replace.c') 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 ? "" : @@ -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 */ -- cgit v1.2.3