btrfs_free_extra_devids() frees the orphan fsid::devid but its search is
limited to btrfs_fs_devices::devices, so we dont need uuid_mutex.
Signed-off-by: Anand Jain <anand.j...@oracle.com>
---
fs/btrfs/volumes.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 8996a1df9a21..85948ef12ecf 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -897,7 +897,6 @@ void btrfs_free_extra_devids(struct btrfs_fs_devices
*fs_devices, int step)
struct btrfs_device *device, *next;
struct btrfs_device *latest_dev = NULL;
- mutex_lock(&uuid_mutex);
again:
/* This is the initialized path, it is safe to release the devices. */
list_for_each_entry_safe(device, next, &fs_devices->devices, dev_list) {
@@ -951,8 +950,6 @@ void btrfs_free_extra_devids(struct btrfs_fs_devices
*fs_devices, int step)
}
fs_devices->latest_bdev = latest_dev->bdev;
-
- mutex_unlock(&uuid_mutex);
}
static void free_device_rcu(struct rcu_head *head)
--
2.7.0
--
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