Message ID | 20180530065821.28385-4-anand.jain@oracle.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 0fdb9b717398..e3dd25238eb9 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -164,7 +164,8 @@ static int __btrfs_map_block(struct btrfs_fs_info *fs_info, * * fs_devices::device_list_mutex (per-fs, with RCU) * ------------------------------------------------ - * protects updates to fs_devices::devices, ie. adding and deleting + * Protects updates to fs_uuids::fs_devices items, and fs_devices::devices, ie. + * adding and deleting. * * simple list traversal with read-only actions can be done with RCU protection *
Include items of fs_uuids::fs_devices to be protected by device_list_mutex, like (but not limited to) fs_devices::opened, fs_devices::total_devices and fs_devices::num_devices. This is been done in the code already. Signed-off-by: Anand Jain <anand.jain@oracle.com> --- fs/btrfs/volumes.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)