From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 4 Aug 2011 18:05:08 +0000 (-0400)
Subject: Update ring buffer frontend comment wrt code change
X-Git-Tag: v2.0-pre7~6
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=9a0df743d0ee1aef496b7ca94fdf5308b54c8a36;p=lttng-modules.git

Update ring buffer frontend comment wrt code change

Teardown does not wait for readers anymore: it just decrements the
refcount.

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

diff --git a/lib/ringbuffer/ring_buffer_frontend.c b/lib/ringbuffer/ring_buffer_frontend.c
index 77356fab..db33d04c 100644
--- a/lib/ringbuffer/ring_buffer_frontend.c
+++ b/lib/ringbuffer/ring_buffer_frontend.c
@@ -698,11 +698,11 @@ void channel_release(struct kref *kref)
  * @chan: channel to destroy
  *
  * Holds cpu hotplug.
- * Call "destroy" callback, finalize channels, wait for readers to release their
- * reference, then destroy ring buffer data. Note that when readers have
- * completed data consumption of finalized channels, get_subbuf() will return
- * -ENODATA. They should release their handle at that point.
- * Returns the private data pointer.
+ * Call "destroy" callback, finalize channels, and then decrement the
+ * channel reference count.  Note that when readers have completed data
+ * consumption of finalized channels, get_subbuf() will return -ENODATA.
+ * They should release their handle at that point.  Returns the private
+ * data pointer.
  */
 void *channel_destroy(struct channel *chan)
 {