From: Serge Hallyn <shallyn@cisco.com>
Date: Thu, 6 Jul 2023 23:34:59 +0000 (-0500)
Subject: get_hierarchy: dont WARN about no usable controller
X-Git-Tag: v6.0.0~52^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=84cfe977246989d58a4bdfd7942c764e592af039;p=thirdparty%2Flxc.git

get_hierarchy: dont WARN about no usable controller

If I start a container with loglevel WARN, and (on a pretty
stock ubuntu) do lxc-info -n $c, I get

lxc-start media 20230706233337.765 WARN     cgfsng - cgroups/cgfsng.c:get_hierarchy:142 - There is no useable cpuacct controller
lxc-start media 20230706233337.765 WARN     cgfsng - cgroups/cgfsng.c:get_hierarchy:142 - There is no useable blkio controller

I don't think that's worth WARNing about, so change it to
INFO.

Signed-off-by: Serge Hallyn <shallyn@cisco.com>
---

diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index 850fcbb20..a9e0c91ce 100644
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -145,7 +145,7 @@ static struct hierarchy *get_hierarchy(const struct cgroup_ops *ops, const char
 	}
 
 	if (controller)
-		WARN("There is no useable %s controller", controller);
+		INFO("There is no useable %s controller", controller);
 	else
 		WARN("There is no empty unified cgroup hierarchy");