Fix: Invalid parameter error reported when untracking PID

[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.h

diff --git a/src/bin/lttng-sessiond/ust-app.h b/src/bin/lttng-sessiond/ust-app.h
index aa66059adafb5aaa2d0270f0f0634ca3414b34b6..27e3dd0e4903b6c22a019fb3b2f2b713d878bfce 100644 (file)
--- a/src/bin/lttng-sessiond/ust-app.h
+++ b/src/bin/lttng-sessiond/ust-app.h
@@ -182,6 +182,8 @@ struct ust_app_session {
        int started;  /* allows detection of start vs restart. */
        int handle;   /* used has unique identifier for app session */
 
+       bool deleted;   /* Session deleted flag. Check with lock held. */
+
        /*
         * Tracing session ID. Multiple ust app session can have the same tracing
         * session id making this value NOT unique to the object.
@@ -225,6 +227,8 @@ struct ust_app_session {
  */
 struct ust_app {
        int sock;
+       pthread_mutex_t sock_lock;      /* Protects sock protocol. */
+
        int notify_sock;
        pid_t pid;
        pid_t ppid;
@@ -281,11 +285,7 @@ struct ust_app {
 #ifdef HAVE_LIBLTTNG_UST_CTL
 
 int ust_app_register(struct ust_register_msg *msg, int sock);
-static inline
-int ust_app_register_done(int sock)
-{
-       return ustctl_register_done(sock);
-}
+int ust_app_register_done(struct ust_app *app);
 int ust_app_version(struct ust_app *app);
 void ust_app_unregister(int sock);
 int ust_app_start_trace_all(struct ltt_ust_session *usess);
@@ -379,7 +379,7 @@ int ust_app_register(struct ust_register_msg *msg, int sock)
        return -ENOSYS;
 }
 static inline
-int ust_app_register_done(int sock)
+int ust_app_register_done(struct ust_app *app)
 {
        return -ENOSYS;
 }