commands: add missing lxc_cmd_get_limiting_cgroup2_fd() implementation

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/commands.c b/src/lxc/commands.c
index c49b4c019200a34e78168183e88a13f4d62feef3..a71315227b9f56bce1e1700d9d607c854454f1eb 100644 (file)
--- a/src/lxc/commands.c
+++ b/src/lxc/commands.c
@@ -1531,6 +1531,25 @@ int lxc_cmd_get_cgroup2_fd(const char *name, const char *lxcpath)
        return PTR_TO_INT(cmd.rsp.data);
 }
 
+int lxc_cmd_get_limiting_cgroup2_fd(const char *name, const char *lxcpath)
+{
+       int ret, stopped;
+       struct lxc_cmd_rr cmd = {
+               .req = {
+                       .cmd = LXC_CMD_GET_LIMITING_CGROUP2_FD,
+               },
+       };
+
+       ret = lxc_cmd(name, &cmd, &stopped, lxcpath, NULL);
+       if (ret < 0)
+               return -1;
+
+       if (cmd.rsp.ret < 0)
+               return log_debug_errno(cmd.rsp.ret, -cmd.rsp.ret, "Failed to receive cgroup2 fd");
+
+       return PTR_TO_INT(cmd.rsp.data);
+}
+
 static int lxc_cmd_get_cgroup2_fd_callback_do(int fd, struct lxc_cmd_req *req,
                                              struct lxc_handler *handler,
                                              struct lxc_epoll_descr *descr,