cgroup: move struct cgroup_pidlist out from the header file

It's internally used only.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

1 files changed, 0 insertions, 32 deletions

diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index dee53bdb046d..7da3e745b74c 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -160,38 +160,6 @@ enum {
         CGRP_CLONE_CHILDREN,
 };
 
-/* which pidlist file are we talking about? */
-enum cgroup_filetype {
-        CGROUP_FILE_PROCS,
-        CGROUP_FILE_TASKS,
-};
-
-/*
- * A pidlist is a list of pids that virtually represents the contents of one
- * of the cgroup files ("procs" or "tasks"). We keep a list of such pidlists,
- * a pair (one each for procs, tasks) for each pid namespace that's relevant
- * to the cgroup.
- */
-struct cgroup_pidlist {
-        /*
-         * used to find which pidlist is wanted. doesn't change as long as
-         * this particular list stays in the list.
-         */
-        struct { enum cgroup_filetype type; struct pid_namespace *ns; } key;
-        /* array of xids */
-        pid_t *list;
-        /* how many elements the above list has */
-        int length;
-        /* how many files are using the current array */
-        int use_count;
-        /* each of these stored in a list by its cgroup */
-        struct list_head links;
-        /* pointer to the cgroup we belong to, for list removal purposes */
-        struct cgroup *owner;
-        /* protects the other fields */
-        struct rw_semaphore mutex;
-};
-
 struct cgroup {
         unsigned long flags;            /* "unsigned long" so bitops work */