cgroups: better helper naming

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

src/lxc/cgroups/cgfsng.c

@@ -945,7 +945,7 @@ static void lxc_cgfsng_print_basecg_debuginfo(char *basecginfo, char **klist,
 		TRACE("named subsystem %d: %s", k, *it);
 }
 
-static int cgroup_rmdir(struct hierarchy **hierarchies,
+static int cgroup_tree_remove(struct hierarchy **hierarchies,
 			const char *container_cgroup)
 {
 	if (!container_cgroup || !hierarchies)
@@ -976,7 +976,7 @@ struct generic_userns_exec_data {
 	char *path;
 };
 
-static int cgroup_rmdir_wrapper(void *data)
+static int cgroup_tree_remove_wrapper(void *data)
 {
 	struct generic_userns_exec_data *arg = data;
 	uid_t nsuid = (arg->conf->root_nsuid_map != NULL) ? 0 : arg->conf->init_uid;
@@ -996,7 +996,7 @@ static int cgroup_rmdir_wrapper(void *data)
 		return log_error_errno(-1, errno, "Failed to setresuid(%d, %d, %d)",
 				       (int)nsuid, (int)nsuid, (int)nsuid);
 
-	return cgroup_rmdir(arg->hierarchies, arg->container_cgroup);
+	return cgroup_tree_remove(arg->hierarchies, arg->container_cgroup);
 }
 
 __cgfsng_ops static void cgfsng_payload_destroy(struct cgroup_ops *ops,
@@ -1035,10 +1035,10 @@ __cgfsng_ops static void cgfsng_payload_destroy(struct cgroup_ops *ops,
 			.hierarchies		= ops->hierarchies,
 			.origuid		= 0,
 		};
-		ret = userns_exec_1(handler->conf, cgroup_rmdir_wrapper, &wrap,
-				    "cgroup_rmdir_wrapper");
+		ret = userns_exec_1(handler->conf, cgroup_tree_remove_wrapper,
+				    &wrap, "cgroup_tree_remove_wrapper");
 	} else {
-		ret = cgroup_rmdir(ops->hierarchies, ops->container_cgroup);
+		ret = cgroup_tree_remove(ops->hierarchies, ops->container_cgroup);
 	}
 	if (ret < 0)
 		SYSWARN("Failed to destroy cgroups");
@@ -1145,7 +1145,7 @@ static int mkdir_eexist_on_last(const char *dir, mode_t mode)
 	return 0;
 }
 
-static bool create_cgroup_tree(struct hierarchy *h, const char *cgroup_tree,
+static bool cgroup_tree_create(struct hierarchy *h, const char *cgroup_tree,
 			       const char *cgroup_leaf, bool payload)
 {
 	__do_free char *path = NULL;
@@ -1185,7 +1185,7 @@ static bool create_cgroup_tree(struct hierarchy *h, const char *cgroup_tree,
 	return true;
 }
 
-static void cgroup_remove_leaf(struct hierarchy *h, bool payload)
+static void cgroup_tree_leaf_remove(struct hierarchy *h, bool payload)
 {
 	__do_free char *full_path = NULL;
 
@@ -1257,12 +1257,12 @@ __cgfsng_ops static inline bool cgfsng_monitor_create(struct cgroup_ops *ops,
 			sprintf(suffix, "-%d", idx);
 
 		for (i = 0; ops->hierarchies[i]; i++) {
-			if (create_cgroup_tree(ops->hierarchies[i], cgroup_tree, monitor_cgroup, false))
+			if (cgroup_tree_create(ops->hierarchies[i], cgroup_tree, monitor_cgroup, false))
 				continue;
 
 			ERROR("Failed to create cgroup \"%s\"", ops->hierarchies[i]->monitor_full_path ?: "(null)");
 			for (int j = 0; j < i; j++)
-				cgroup_remove_leaf(ops->hierarchies[j], false);
+				cgroup_tree_leaf_remove(ops->hierarchies[j], false);
 
 			idx++;
 			break;
@@ -1336,12 +1336,12 @@ __cgfsng_ops static inline bool cgfsng_payload_create(struct cgroup_ops *ops,
 			sprintf(suffix, "-%d", idx);
 
 		for (i = 0; ops->hierarchies[i]; i++) {
-			if (create_cgroup_tree(ops->hierarchies[i], cgroup_tree, container_cgroup, true))
+			if (cgroup_tree_create(ops->hierarchies[i], cgroup_tree, container_cgroup, true))
 				continue;
 
 			ERROR("Failed to create cgroup \"%s\"", ops->hierarchies[i]->container_full_path ?: "(null)");
 			for (int j = 0; j < i; j++)
-				cgroup_remove_leaf(ops->hierarchies[j], true);
+				cgroup_tree_leaf_remove(ops->hierarchies[j], true);
 
 			idx++;
 			break;