}
static const char * const cmd_qgroup_show_usage[] = {
- "btrfs qgroup show -pcreF <path>",
+ "btrfs qgroup show -pcreFf <path>",
"Show subvolume quota groups.",
"-p print parent qgroup id",
"-c print child qgroup id",
"-e print max exclusive size of qgroup",
"-F list all qgroups which impact the given path"
"(include ancestral qgroups)",
+ "-f list all qgroups which impact the given path"
+ "(exclude ancestral qgroups)",
NULL
};
optind = 1;
while (1) {
- c = getopt(argc, argv, "pcreF");
+ c = getopt(argc, argv, "pcreFf");
if (c < 0)
break;
switch (c) {
case 'F':
filter_flag |= 0x1;
break;
+ case 'f':
+ filter_flag |= 0x2;
+ break;
default:
usage(cmd_qgroup_show_usage);
}
if (filter_flag) {
qgroupid = btrfs_get_path_rootid(fd);
- btrfs_qgroup_setup_filter(&filter_set,
- BTRFS_QGROUP_FILTER_ALL_PARENT,
- qgroupid);
+ if (filter_flag & 0x1)
+ btrfs_qgroup_setup_filter(&filter_set,
+ BTRFS_QGROUP_FILTER_ALL_PARENT,
+ qgroupid);
+ if (filter_flag & 0x2)
+ btrfs_qgroup_setup_filter(&filter_set,
+ BTRFS_QGROUP_FILTER_PARENT,
+ qgroupid);
}
ret = btrfs_show_qgroups(fd, filter_set);
e = errno;
return 0;
}
+static int filter_by_parent(struct btrfs_qgroup *bq, u64 data)
+{
+ struct btrfs_qgroup *qgroup =
+ (struct btrfs_qgroup *)(unsigned long)data;
+
+ if (data == 0)
+ return 0;
+ if (qgroup->qgroupid == bq->qgroupid)
+ return 1;
+ return 0;
+}
+
static int filter_by_all_parent(struct btrfs_qgroup *bq, u64 data)
{
struct qgroup_lookup lookup;
}
static btrfs_qgroup_filter_func all_filter_funcs[] = {
+ [BTRFS_QGROUP_FILTER_PARENT] = filter_by_parent,
[BTRFS_QGROUP_FILTER_ALL_PARENT] = filter_by_all_parent,
};
for (i = 0; i < set->nfilters; i++) {
- if (set->filters[i].filter_func == filter_by_all_parent) {
+ if (set->filters[i].filter_func == filter_by_all_parent
+ || set->filters[i].filter_func == filter_by_parent) {
qgroup_for_filter = qgroup_tree_search(lookup,
set->filters[i].data);
set->filters[i].data =