X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=libringbuffer%2Ffrontend_types.h;h=93131616f613050d3a7c0707ce486219ec6fc85f;hb=a3f61e7f689a5fc60b833a773f462989dc6cc78f;hp=7d9166e0529c75d16364c796cb0ee05a05247b75;hpb=84ac63b891bfc8826584719a71f071b06ca66675;p=lttng-ust.git

diff --git a/libringbuffer/frontend_types.h b/libringbuffer/frontend_types.h
index 7d9166e0..93131616 100644
--- a/libringbuffer/frontend_types.h
+++ b/libringbuffer/frontend_types.h
@@ -48,6 +48,7 @@ struct channel {
 	unsigned long read_timer_interval;	/* Reader wakeup (jiffies) */
 	//wait_queue_head_t read_wait;		/* reader wait queue */
 	int finalized;				/* Has channel been finalized */
+	size_t priv_data_offset;
 	/*
 	 * Associated backend contains a variable-length array. Needs to
 	 * be last member.
@@ -114,7 +115,7 @@ struct lttng_ust_lib_ring_buffer {
 static inline
 void *channel_get_private(struct channel *chan)
 {
-	return chan->backend.priv;
+	return ((char *) chan) + chan->priv_data_offset;
 }
 
 /*