From: Frederic Crozat <fcrozat@suse.com>
Date: Fri, 27 Apr 2012 13:57:02 +0000 (+0200)
Subject: give a hint if old cgroup can't be moved
X-Git-Tag: lxc-0.9.0.rc1~2^2~40
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f02adce21a023543fa4f13849740761a85e3e9eb;p=thirdparty%2Flxc.git

give a hint if old cgroup can't be moved

When cgroup can't be moved, it might be a hint container is already
running.

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
---

diff --git a/src/lxc/cgroup.c b/src/lxc/cgroup.c
index 28f3474b7..6630d6c4f 100644
--- a/src/lxc/cgroup.c
+++ b/src/lxc/cgroup.c
@@ -560,6 +560,9 @@ static int lxc_one_cgroup_create(const char *name,
 	if (!access(cgname, F_OK) && rmdir(cgname)) {
 		if (try_to_move_cgname(cgparent, cgname)) {
 			SYSERROR("failed to remove previous cgroup '%s'", cgname);
+			ERROR("##");
+			ERROR("# The container might be already running!");
+			ERROR("##");
 			return -1;
 		}
 	}