X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=ltt-events.c;h=40e8e459183efacae2744fcc6a6071bd9625e5b1;hb=24cedcfefbfe781af5430e07a327030cc7caddfc;hp=2693dc2cad729dd63794fd70d8f21499c25edea5;hpb=32257272f4552c34d0d8ada1de550c1d8076f780;p=lttng-modules.git

diff --git a/ltt-events.c b/ltt-events.c
index 2693dc2c..40e8e459 100644
--- a/ltt-events.c
+++ b/ltt-events.c
@@ -4,6 +4,8 @@
  * Copyright 2010 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  *
  * Holds LTTng per-session event registry.
+ *
+ * Dual LGPL v2.1/GPL v2 license.
  */
 
 #include <linux/module.h>
@@ -167,7 +169,6 @@ struct ltt_channel *ltt_channel_create(struct ltt_session *session,
 	if (!chan)
 		goto nomem;
 	chan->session = session;
-	init_waitqueue_head(&chan->notify_wait);
 	chan->id = session->free_chan_id++;
 	/*
 	 * Note: the channel creation op already writes into the packet
@@ -383,7 +384,7 @@ int lttng_metadata_printf(struct ltt_session *session,
 		 * we need to bail out after timeout or being
 		 * interrupted.
 		 */
-		waitret = wait_event_interruptible_timeout(*chan->ops->get_reader_wait_queue(chan),
+		waitret = wait_event_interruptible_timeout(*chan->ops->get_reader_wait_queue(chan->chan),
 			({
 				ret = chan->ops->event_reserve(&ctx, 0);
 				ret != -ENOBUFS || !ret;
@@ -397,7 +398,7 @@ int lttng_metadata_printf(struct ltt_session *session,
 				ret = waitret;
 			goto end;
 		}
-		chan->ops->event_write(&ctx, &str[pos], len);
+		chan->ops->event_write(&ctx, &str[pos], reserve_len);
 		chan->ops->event_commit(&ctx);
 	}
 end:
@@ -470,7 +471,6 @@ int _ltt_field_statedump(struct ltt_session *session,
 		length_type = &field->type.u.sequence.length_type;
 		ret = lttng_metadata_printf(session,
 			"		integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } __%s_length;\n",
-			"		integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } %s[ __%s_length ];\n",
 			length_type->u.basic.integer.size,
 			(unsigned int) length_type->u.basic.integer.alignment,
 			length_type->u.basic.integer.signedness,
@@ -485,7 +485,12 @@ int _ltt_field_statedump(struct ltt_session *session,
 #else
 			length_type->u.basic.integer.reverse_byte_order ? " byte_order = be;" : "",
 #endif
-			field->name,
+			field->name);
+		if (ret)
+			return ret;
+
+		ret = lttng_metadata_printf(session,
+			"		integer { size = %u; align = %u; signed = %u; encoding = %s; base = %u;%s } %s[ __%s_length ];\n",
 			elem_type->u.basic.integer.size,
 			(unsigned int) elem_type->u.basic.integer.alignment,
 			elem_type->u.basic.integer.signedness,
@@ -501,8 +506,7 @@ int _ltt_field_statedump(struct ltt_session *session,
 			elem_type->u.basic.integer.reverse_byte_order ? " byte_order = be;" : "",
 #endif
 			field->name,
-			field->name
-			);
+			field->name);
 		break;
 	}