X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=libust%2Fbuffers.c;h=206d5e7404f75a793ae3ae949dcdf23c6081022b;hb=719569e4967369c8a2e952346250f3bf97fec5f4;hp=a36453dbb1a45e171eaccab01e7f5e746d0bec71;hpb=02af3e607f471e9fcfe7ea6902cab56efb4c4516;p=lttng-ust.git

diff --git a/libust/buffers.c b/libust/buffers.c
index a36453db..206d5e74 100644
--- a/libust/buffers.c
+++ b/libust/buffers.c
@@ -331,6 +331,9 @@ static notrace void ltt_buffer_end(struct ust_buffer *buf,
 	header->cycle_count_end = tsc;
 	header->events_lost = local_read(&buf->events_lost);
 	header->subbuf_corrupt = local_read(&buf->corrupted_subbuffers);
+	if(unlikely(header->events_lost > 0)) {
+		DBG("Some events (%d) were lost in %s_%d", header->events_lost, buf->chan->channel_name, buf->cpu);
+	}
 }
 
 /*
@@ -1359,7 +1362,7 @@ static void ltt_reserve_switch_old_subbuf(
 		  &buf->commit_count[oldidx].cc);
 	commit_count = local_read(&buf->commit_count[oldidx].cc);
 	ltt_check_deliver(chan, buf, offsets->old - 1, commit_count, oldidx);
-	ltt_write_commit_counter(buf, oldidx,
+	ltt_write_commit_counter(chan, buf, oldidx,
 		offsets->old, commit_count, padding_size);
 }
 
@@ -1390,7 +1393,7 @@ static void ltt_reserve_switch_new_subbuf(
 	commit_count = local_read(&buf->commit_count[beginidx].cc);
 	/* Check if the written buffer has to be delivered */
 	ltt_check_deliver(chan, buf, offsets->begin, commit_count, beginidx);
-	ltt_write_commit_counter(buf, beginidx,
+	ltt_write_commit_counter(chan, buf, beginidx,
 		offsets->begin, commit_count, ltt_subbuffer_header_size());
 }
 
@@ -1436,7 +1439,7 @@ static void ltt_reserve_end_switch_current(
 	commit_count = local_read(&buf->commit_count[endidx].cc);
 	ltt_check_deliver(chan, buf,
 		offsets->end - 1, commit_count, endidx);
-	ltt_write_commit_counter(buf, endidx,
+	ltt_write_commit_counter(chan, buf, endidx,
 		offsets->end, commit_count, padding_size);
 }
 
@@ -1521,6 +1524,7 @@ void ltt_force_switch_lockless_slow(struct ust_buffer *buf,
 
 	offsets.size = 0;
 
+	DBG("Switching (forced) %s_%d", chan->channel_name, buf->cpu);
 	/*
 	 * Perform retryable operations.
 	 */
@@ -1738,6 +1742,7 @@ int ltt_reserve_slot_lockless_slow(struct ust_trace *trace,
 	if (unlikely(offsets.end_switch_old)) {
 //ust//		ltt_clear_noref_flag(chan, buf, SUBBUF_INDEX(offsets.old - 1, chan));
 		ltt_reserve_switch_old_subbuf(chan, buf, &offsets, tsc);
+		DBG("Switching %s_%d", chan->channel_name, cpu);
 	}
 
 	/*