From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Sat, 27 May 2017 11:18:35 +0000 (-0400)
Subject: Add comment to round_to_power_of_2()
X-Git-Tag: v2.10.0-rc2~36
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=4b6f62075f515e5de9a7f12bab2b31060becdf90;p=lttng-tools.git

Add comment to round_to_power_of_2()

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/src/common/dynamic-buffer.c b/src/common/dynamic-buffer.c
index 9ed16514f..05d3022af 100644
--- a/src/common/dynamic-buffer.c
+++ b/src/common/dynamic-buffer.c
@@ -20,6 +20,10 @@
 #include <common/utils.h>
 #include <assert.h>
 
+/*
+ * Round to (upper) power of two, val is returned if it already is a power of
+ * two.
+ */
 static
 size_t round_to_power_of_2(size_t val)
 {