btrfs-progs: remove unused qgroup functions

Remove functions that after the previous two patches are no longer
referenced.

Signed-off-by: Mark Harmstone <maharmstone@fb.com>
Co-authored-by: Omar Sandoval <osandov@fb.com>

Author: 2 people

cmds/qgroup.c

@@ -1688,70 +1688,6 @@ static int qgroup_parse_sort_string(const char *opt_arg,
 	return ret;
 }
 
-int btrfs_qgroup_inherit_size(struct btrfs_qgroup_inherit *p)
-{
-	return sizeof(*p) + sizeof(p->qgroups[0]) *
-			    (p->num_qgroups + 2 * p->num_ref_copies +
-			     2 * p->num_excl_copies);
-}
-
-static int qgroup_inherit_realloc(struct btrfs_qgroup_inherit **inherit, int n,
-		int pos)
-{
-	struct btrfs_qgroup_inherit *out;
-	int nitems = 0;
-
-	if (*inherit) {
-		nitems = (*inherit)->num_qgroups +
-			 (*inherit)->num_ref_copies +
-			 (*inherit)->num_excl_copies;
-	}
-
-	out = calloc(1, sizeof(*out) + sizeof(out->qgroups[0]) * (nitems + n));
-	if (out == NULL) {
-		error_msg(ERROR_MSG_MEMORY, NULL);
-		return -ENOMEM;
-	}
-
-	if (*inherit) {
-		struct btrfs_qgroup_inherit *i = *inherit;
-		int s = sizeof(out->qgroups[0]);
-
-		out->num_qgroups = i->num_qgroups;
-		out->num_ref_copies = i->num_ref_copies;
-		out->num_excl_copies = i->num_excl_copies;
-		memcpy(out->qgroups, i->qgroups, pos * s);
-		memcpy(out->qgroups + pos + n, i->qgroups + pos,
-		       (nitems - pos) * s);
-	}
-	free(*inherit);
-	*inherit = out;
-
-	return 0;
-}
-
-int btrfs_qgroup_inherit_add_group(struct btrfs_qgroup_inherit **inherit, char *arg)
-{
-	int ret;
-	u64 qgroupid = parse_qgroupid_or_path(arg);
-	int pos = 0;
-
-	if (qgroupid == 0) {
-		error("invalid qgroup specification, qgroupid must not 0");
-		return -EINVAL;
-	}
-
-	if (*inherit)
-		pos = (*inherit)->num_qgroups;
-	ret = qgroup_inherit_realloc(inherit, 1, pos);
-	if (ret)
-		return ret;
-
-	(*inherit)->qgroups[(*inherit)->num_qgroups++] = qgroupid;
-
-	return 0;
-}
-
 static const char * const qgroup_cmd_group_usage[] = {
 	"btrfs qgroup <command> [options] <path>",
 	NULL

cmds/qgroup.h

@@ -36,8 +36,6 @@ struct btrfs_qgroup_stats {
 	struct btrfs_qgroup_limit limit;
 };
 
-int btrfs_qgroup_inherit_size(struct btrfs_qgroup_inherit *p);
-int btrfs_qgroup_inherit_add_group(struct btrfs_qgroup_inherit **inherit, char *arg);
 int btrfs_qgroup_query(int fd, u64 qgroupid, struct btrfs_qgroup_stats *stats);
 
 #endif