From: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Date: Tue, 12 Feb 2019 15:57:41 +0000 (-0500)
Subject: ust-consumer: Expose user space clear buffer operation
X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=commitdiff_plain;h=214f70e02431aeebcf2d297c88f4add2e23ffe3f

ust-consumer: Expose user space clear buffer operation

Signed-off-by: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Change-Id: I25d15b41b7186242f43339d035650ffe9f3f9936
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/src/common/ust-consumer/ust-consumer.c b/src/common/ust-consumer/ust-consumer.c
index 41317fe65..b053df521 100644
--- a/src/common/ust-consumer/ust-consumer.c
+++ b/src/common/ust-consumer/ust-consumer.c
@@ -2290,6 +2290,14 @@ void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream,
 	ustctl_flush_buffer(stream->ustream, producer);
 }
 
+void lttng_ustconsumer_clear_buffer(struct lttng_consumer_stream *stream)
+{
+	assert(stream);
+	assert(stream->ustream);
+
+	ustctl_clear_buffer(stream->ustream);
+}
+
 int lttng_ustconsumer_get_current_timestamp(
 		struct lttng_consumer_stream *stream, uint64_t *ts)
 {
diff --git a/src/common/ust-consumer/ust-consumer.h b/src/common/ust-consumer/ust-consumer.h
index d73b9852e..742506b4f 100644
--- a/src/common/ust-consumer/ust-consumer.h
+++ b/src/common/ust-consumer/ust-consumer.h
@@ -70,6 +70,7 @@ int lttng_ustconsumer_sync_metadata(struct lttng_consumer_local_data *ctx,
 		struct lttng_consumer_stream *metadata);
 void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream,
 		int producer);
+void lttng_ustconsumer_clear_buffer(struct lttng_consumer_stream *stream);
 int lttng_ustconsumer_get_current_timestamp(
 		struct lttng_consumer_stream *stream, uint64_t *ts);
 int lttng_ustconsumer_get_sequence_number(
@@ -232,6 +233,10 @@ void lttng_ustconsumer_flush_buffer(struct lttng_consumer_stream *stream,
 {
 }
 static inline
+void lttng_ustconsumer_clear_buffer(struct lttng_consumer_stream *stream)
+{
+}
+static inline
 int lttng_ustconsumer_get_current_timestamp(
 		struct lttng_consumer_stream *stream, uint64_t *ts)
 {