From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Thu, 20 Sep 2018 20:34:59 +0000 (+0200)
Subject: lxccontainer: remove locks from get_cgroup_item()
X-Git-Tag: lxc-3.1.0~106^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2626%2Fhead;p=thirdparty%2Flxc.git

lxccontainer: remove locks from get_cgroup_item()

The on-disk config file is not altered and the in-memory config isn't
altered so no need for locking.

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

diff --git a/src/lxc/lxccontainer.c b/src/lxc/lxccontainer.c
index 194a1bd01..bdfe057cc 100644
--- a/src/lxc/lxccontainer.c
+++ b/src/lxc/lxccontainer.c
@@ -3301,14 +3301,9 @@ static int do_lxcapi_get_cgroup_item(struct lxc_container *c, const char *subsys
 	if (!cgroup_ops)
 		return -1;
 
-	if (container_disk_lock(c))
-		return -1;
-
 	ret = cgroup_ops->get(cgroup_ops, subsys, retv, inlen, c->name,
 			      c->config_path);
 
-	container_disk_unlock(c);
-
 	cgroup_exit(cgroup_ops);
 
 	return ret;