X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fagent-thread.c;h=d1bb122c171d9158b343f504497e5fba2fe64382;hp=33cb387c906dd744a12aa8dff554fb2dfda13ab8;hb=fb27f84c28e9d8ec7c8ce5ac1b541b0671a4569e;hpb=546f19b598d3282adb7159c2ae4e0592ffff4598 diff --git a/src/bin/lttng-sessiond/agent-thread.c b/src/bin/lttng-sessiond/agent-thread.c index 33cb387c9..d1bb122c1 100644 --- a/src/bin/lttng-sessiond/agent-thread.c +++ b/src/bin/lttng-sessiond/agent-thread.c @@ -28,6 +28,7 @@ #include "fd-limit.h" #include "agent-thread.h" +#include "agent.h" #include "lttng-sessiond.h" #include "session.h" #include "utils.h" @@ -73,53 +74,6 @@ static void update_agent_app(struct agent_app *app) session_unlock_list(); } -/* - * Destroy a agent application by socket. - */ -static void destroy_agent_app(int sock) -{ - struct agent_app *app; - - assert(sock >= 0); - - /* - * Not finding an application is a very important error that should NEVER - * happen. The hash table deletion is ONLY done through this call even on - * thread cleanup. - */ - rcu_read_lock(); - app = agent_find_app_by_sock(sock); - assert(app); - rcu_read_unlock(); - - /* RCU read side lock is taken in this function call. */ - agent_delete_app(app); - - /* The application is freed in a RCU call but the socket is closed here. */ - agent_destroy_app(app); -} - -/* - * Cleanup remaining agent apps in the hash table. This should only be called in - * the exit path of the thread. - */ -static void clean_agent_apps_ht(void) -{ - struct lttng_ht_node_ulong *node; - struct lttng_ht_iter iter; - - DBG3("[agent-thread] Cleaning agent apps ht"); - - rcu_read_lock(); - cds_lfht_for_each_entry(agent_apps_ht_by_sock->ht, &iter.iter, node, node) { - struct agent_app *app; - - app = caa_container_of(node, struct agent_app, node); - destroy_agent_app(app->sock->fd); - } - rcu_read_unlock(); -} - /* * Create and init socket from uri. */ @@ -353,7 +307,7 @@ restart: goto error; } - destroy_agent_app(pollfd); + agent_destroy_app_by_sock(pollfd); } else if (revents & (LPOLLIN)) { int new_fd; struct agent_app *app = NULL; @@ -374,7 +328,7 @@ restart: ret = lttng_poll_add(&events, new_fd, LPOLLERR | LPOLLHUP | LPOLLRDHUP); if (ret < 0) { - destroy_agent_app(new_fd); + agent_destroy_app_by_sock(new_fd); continue; } @@ -400,11 +354,6 @@ error_tcp_socket: error_poll_create: DBG("[agent-thread] is cleaning up and stopping."); - if (agent_apps_ht_by_sock) { - clean_agent_apps_ht(); - lttng_ht_destroy(agent_apps_ht_by_sock); - } - rcu_thread_offline(); rcu_unregister_thread(); return NULL;