Btrfs's subvolume/snapshot is limited to
[BTRFS_FIRST_FREE_OBJECTID, BTRFS_LAST_FREE_OBJECTID], so just apply the range.
Signed-off-by: Liu Bo <liubo2...@cn.fujitsu.com>
---
btrfs-list.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/btrfs-list.c b/btrfs-list.c
index c53d016..ac6507a 100644
--- a/btrfs-list.c
+++ b/btrfs-list.c
@@ -634,11 +634,13 @@ static int __list_subvol_search(int fd, struct
root_lookup *root_lookup)
sk->max_type = BTRFS_ROOT_BACKREF_KEY;
sk->min_type = BTRFS_ROOT_BACKREF_KEY;
+ sk->min_objectid = BTRFS_FIRST_FREE_OBJECTID;
+
/*
* set all the other params to the max, we'll take any objectid
* and any trans
*/
- sk->max_objectid = (u64)-1;
+ sk->max_objectid = BTRFS_LAST_FREE_OBJECTID;
sk->max_offset = (u64)-1;
sk->max_transid = (u64)-1;
@@ -690,7 +692,7 @@ static int __list_subvol_search(int fd, struct root_lookup
*root_lookup)
if (sk->min_type < BTRFS_ROOT_BACKREF_KEY) {
sk->min_type = BTRFS_ROOT_BACKREF_KEY;
sk->min_offset = 0;
- } else if (sk->min_objectid < (u64)-1) {
+ } else if (sk->min_objectid < BTRFS_LAST_FREE_OBJECTID) {
sk->min_objectid++;
sk->min_type = BTRFS_ROOT_BACKREF_KEY;
sk->min_offset = 0;
--
1.6.5.2
--
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