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-rw-r--r--src/pulsecore/aupdate.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/pulsecore/aupdate.h b/src/pulsecore/aupdate.h
index 072e382d..fb38ffa2 100644
--- a/src/pulsecore/aupdate.h
+++ b/src/pulsecore/aupdate.h
@@ -93,6 +93,10 @@ unsigned pa_aupdate_write_swap(pa_aupdate *a);
* pa_update_write_end(a)
* }
*
+ * In some cases keeping both structures up-to-date might not be
+ * necessary, since they are fully rebuilt on each iteration
+ * anyway. In that case you may leave the _write_swap() call out, it
+ * will then be done implicitly in the _write_end() invocation.
*/
#endif