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-rw-r--r--src/config.c106
1 files changed, 14 insertions, 92 deletions
diff --git a/src/config.c b/src/config.c
index b996b8d..da2c268 100644
--- a/src/config.c
+++ b/src/config.c
@@ -493,105 +493,27 @@ err_mnt:
return error;
}
-static int cgroup_cleanup_cgroup_controller_files(struct cgroup_file_info info,
- char *root_path, char *ctrl)
-{
- void *task_handle;
- pid_t pid;
- char *rel_path = NULL;
- int error;
- int ret;
-
-
- rel_path = info.full_path + strlen(root_path) - 1;
-
- if (!strncmp(rel_path, "/", strlen(rel_path)))
- return 0;
-
- error = cgroup_get_task_begin(rel_path, ctrl,
- &task_handle, &pid);
-
- if (error && error != ECGEOF)
- return error;
-
- while (error != ECGEOF) {
- ret = cgroup_attach_task_pid(NULL, pid);
-
- if (ret) {
- cgroup_get_task_end(&task_handle);
- return ret;
- }
- error = cgroup_get_task_next(&task_handle, &pid);
-
- if (error && error != ECGEOF) {
- cgroup_get_task_end(&task_handle);
- return error;
- }
- }
-
- cgroup_get_task_end(&task_handle);
-
- error = rmdir(info.full_path);
- if (error) {
- last_errno = errno;
- return ECGOTHER;
- }
-
- return 0;
-}
-
static int cgroup_config_unload_controller(struct cgroup_mount_point mount_info)
{
- struct cgroup_file_info info;
- void *tree_handle;
- int lvl;
- int ret = 0, error;
- char *root_path = NULL;
-
- error = cgroup_walk_tree_begin(mount_info.name, "/", 0, &tree_handle,
- &info, &lvl);
-
- if (error && error != ECGEOF)
- return error;
-
- root_path = strdup(info.full_path);
+ int ret, error;
+ struct cgroup *cgroup = NULL;
+ struct cgroup_controller *cgc = NULL;
- if (!root_path) {
- cgroup_walk_tree_end(&tree_handle);
- last_errno = errno;
- return ECGOTHER;
- }
+ cgroup = cgroup_new_cgroup(".");
+ if (cgroup == NULL)
+ return ECGFAIL;
- ret = cgroup_walk_tree_set_flags(&tree_handle,
- CGROUP_WALK_TYPE_POST_DIR);
-
- if (ret) {
- cgroup_walk_tree_end(&tree_handle);
+ cgc = cgroup_add_controller(cgroup, mount_info.name);
+ if (cgc == NULL) {
+ ret = ECGFAIL;
goto out_error;
}
- while (error != ECGEOF) {
- if (info.type == CGROUP_FILE_TYPE_DIR) {
- ret = cgroup_cleanup_cgroup_controller_files(info,
- root_path, mount_info.name);
-
- if (ret) {
- cgroup_walk_tree_end(&tree_handle);
- goto out_error;
- }
- }
-
- error = cgroup_walk_tree_next(0, &tree_handle, &info, lvl);
+ ret = cgroup_delete_cgroup_ext(cgroup, CGFLAG_DELETE_RECURSIVE);
+ if (ret != 0)
+ goto out_error;
- if (error && error != ECGEOF) {
- ret = error;
- cgroup_walk_tree_end(&tree_handle);
- goto out_error;
- }
- }
- cgroup_walk_tree_end(&tree_handle);
error = umount(mount_info.path);
-
if (error) {
last_errno = errno;
ret = ECGOTHER;
@@ -599,14 +521,14 @@ static int cgroup_config_unload_controller(struct cgroup_mount_point mount_info)
}
error = rmdir(mount_info.path);
-
if (error) {
last_errno = errno;
ret = ECGOTHER;
}
out_error:
- free(root_path);
+ if (cgroup)
+ cgroup_free(&cgroup);
return ret;
}