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authorDavid S. Miller <davem@davemloft.net>2013-10-24 00:28:39 +0400
committerDavid S. Miller <davem@davemloft.net>2013-10-24 00:49:34 +0400
commitc3fa32b9764dc45dcf8a2231b1c110abc4a63e0b (patch)
tree6cf2896a77b65bec64284681e1c3851eb3263e09 /fs/btrfs/volumes.c
parent34d92d5315b64a3e5292b7e9511c1bb617227fb6 (diff)
parent320437af954cbe66478f1f5e8b34cb5a8d072191 (diff)
downloadlinux-c3fa32b9764dc45dcf8a2231b1c110abc4a63e0b.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/usb/qmi_wwan.c include/net/dst.h Trivial merge conflicts, both were overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/btrfs/volumes.c')
-rw-r--r--fs/btrfs/volumes.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index a10645830223..043b215769c2 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1716,6 +1716,7 @@ void btrfs_rm_dev_replace_srcdev(struct btrfs_fs_info *fs_info,
struct btrfs_device *srcdev)
{
WARN_ON(!mutex_is_locked(&fs_info->fs_devices->device_list_mutex));
+
list_del_rcu(&srcdev->dev_list);
list_del_rcu(&srcdev->dev_alloc_list);
fs_info->fs_devices->num_devices--;
@@ -1725,9 +1726,13 @@ void btrfs_rm_dev_replace_srcdev(struct btrfs_fs_info *fs_info,
}
if (srcdev->can_discard)
fs_info->fs_devices->num_can_discard--;
- if (srcdev->bdev)
+ if (srcdev->bdev) {
fs_info->fs_devices->open_devices--;
+ /* zero out the old super */
+ btrfs_scratch_superblock(srcdev);
+ }
+
call_rcu(&srcdev->rcu, free_device);
}