From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Tue, 9 Oct 2018 22:03:13 +0000 (+0200)
Subject: cgfsng: improve loggin on monitor cgroup destroy
X-Git-Tag: lxc-3.1.0~54^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d5fc4dd406b07a576d5d593a0b77c98ea0ecce7e;p=thirdparty%2Flxc.git

cgfsng: improve loggin on monitor cgroup destroy

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index cc8bf8f2b..4aa8fe160 100644
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -1175,8 +1175,10 @@ __cgfsng_ops static void cgfsng_monitor_destroy(struct cgroup_ops *ops,
 			*chop = '\0';
 
 		ret = mkdir_p(pivot_path, 0755);
-		if (ret < 0 && errno != EEXIST)
+		if (ret < 0 && errno != EEXIST) {
+			SYSWARN("Failed to create cgroup \"%s\"\n", pivot_path);
 			goto next;
+		}
 
 		if (chop)
 			*chop = '/';
@@ -1185,8 +1187,10 @@ __cgfsng_ops static void cgfsng_monitor_destroy(struct cgroup_ops *ops,
 		 * cgroup.
 		 */
 		ret = lxc_write_to_file(pivot_path, pidstr, len, false, 0666);
-		if (ret != 0)
+		if (ret != 0) {
+			SYSWARN("Failed to move monitor %s to \"%s\"\n", pidstr, pivot_path);
 			goto next;
+		}
 
 		ret = recursive_destroy(h->monitor_full_path);
 		if (ret < 0)