From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Tue, 15 Nov 2011 03:40:54 +0000 (-0500)
Subject: lttng-sessiond: keep track of UST consumer fd for all UST sessions.
X-Git-Tag: v2.0-pre15~111
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=ba5d816ea3010aa4a2a205e3c594b5464f82291a;p=lttng-tools.git

lttng-sessiond: keep track of UST consumer fd for all UST sessions.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/lttng-sessiond/main.c b/lttng-sessiond/main.c
index 0c93395b4..d1cc3fa8f 100644
--- a/lttng-sessiond/main.c
+++ b/lttng-sessiond/main.c
@@ -157,6 +157,8 @@ static struct ust_cmd_queue ust_cmd_queue;
  */
 static struct ltt_session_list *session_list_ptr;
 
+int ust_consumer_fd;
+
 /*
  * Create a poll set with O_CLOEXEC and add the thread quit pipe to the set.
  */
@@ -3010,8 +3012,7 @@ static int process_client_msg(struct command_ctx *cmd_ctx)
 					goto error;
 				}
 
-				cmd_ctx->session->ust_session->consumer_fd =
-					ustconsumer_data.cmd_sock;
+				ust_consumer_fd = ustconsumer_data.cmd_sock;
 			}
 			pthread_mutex_unlock(&ustconsumer_data.pid_mutex);
 		}
diff --git a/lttng-sessiond/trace-ust.c b/lttng-sessiond/trace-ust.c
index 4df481c12..20e3dc5f1 100644
--- a/lttng-sessiond/trace-ust.c
+++ b/lttng-sessiond/trace-ust.c
@@ -98,7 +98,6 @@ struct ltt_ust_session *trace_ust_create_session(char *path, unsigned int uid,
 	}
 
 	/* Init data structure */
-	lus->consumer_fds_sent = 0;
 	lus->uid = uid;
 	lus->start_trace = 0;
 
diff --git a/lttng-sessiond/trace-ust.h b/lttng-sessiond/trace-ust.h
index 9235ca62c..f0b639cba 100644
--- a/lttng-sessiond/trace-ust.h
+++ b/lttng-sessiond/trace-ust.h
@@ -100,8 +100,6 @@ struct ltt_ust_domain_exec {
 /* UST session */
 struct ltt_ust_session {
 	int uid;   /* Unique identifier of session */
-	int consumer_fds_sent;
-	int consumer_fd;
 	int start_trace;
 	char pathname[PATH_MAX];
 	struct ltt_ust_domain_global domain_global;
diff --git a/lttng-sessiond/ust-app.c b/lttng-sessiond/ust-app.c
index 43832aacb..f23fd306b 100644
--- a/lttng-sessiond/ust-app.c
+++ b/lttng-sessiond/ust-app.c
@@ -1141,7 +1141,7 @@ int ust_app_start_trace(struct ltt_ust_session *usess, struct ust_app *app)
 	}
 
 	/* Setup UST consumer socket and send fds to it */
-	ret = ust_consumer_send_session(usess->consumer_fd, ua_sess);
+	ret = ust_consumer_send_session(ust_consumer_fd, ua_sess);
 	if (ret < 0) {
 		goto error_rcu_unlock;
 	}
diff --git a/lttng-sessiond/ust-app.h b/lttng-sessiond/ust-app.h
index f369a8a2f..14e04c121 100644
--- a/lttng-sessiond/ust-app.h
+++ b/lttng-sessiond/ust-app.h
@@ -26,6 +26,8 @@
 
 #define UST_APP_EVENT_LIST_SIZE 32
 
+extern int ust_consumer_fd;
+
 /*
  * Application registration data structure.
  */