Add ustctl command to regenerate the statedump

[lttng-ust.git] / liblttng-ust-ctl / ustctl.c

diff --git a/liblttng-ust-ctl/ustctl.c b/liblttng-ust-ctl/ustctl.c
index 97445d5ecb90252e0cfaf43df2a018eeb789a34c..7b46eda2675caaa00b4b84124c188bd2748650f2 100644 (file)
--- a/liblttng-ust-ctl/ustctl.c
+++ b/liblttng-ust-ctl/ustctl.c
@@ -2183,6 +2183,23 @@ int ustctl_reply_register_channel(int sock,
        return 0;
 }
 
+/* Regenerate the statedump. */
+int ustctl_regenerate_statedump(int sock, int handle)
+{
+       struct ustcomm_ust_msg lum;
+       struct ustcomm_ust_reply lur;
+       int ret;
+
+       memset(&lum, 0, sizeof(lum));
+       lum.handle = handle;
+       lum.cmd = LTTNG_UST_SESSION_STATEDUMP;
+       ret = ustcomm_send_app_cmd(sock, &lum, &lur);
+       if (ret)
+               return ret;
+       DBG("Regenerated statedump for handle %u", handle);
+       return 0;
+}
+
 static __attribute__((constructor))
 void ustctl_init(void)
 {