deepin: KABI: KABI reservation for cgroup structures

kabi: reserve space for cgroup frame

Link: https://gitee.com/openeuler/kernel/issues/I8SA3O
Signed-off-by: Chen Ridong <[email protected]>
Signed-off-by: Wentao Guan <[email protected]>

Author: Chen Ridong

include/linux/cgroup-defs.h

@@ -21,6 +21,7 @@
 #include <linux/workqueue.h>
 #include <linux/bpf-cgroup-defs.h>
 #include <linux/psi_types.h>
+#include <linux/deepin_kabi.h>
 
 #ifdef CONFIG_CGROUPS
 
@@ -143,6 +144,10 @@ struct cgroup_file {
 	struct kernfs_node *kn;
 	unsigned long notified_at;
 	struct timer_list notify_timer;
+
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
 };
 
 /*
@@ -200,6 +205,11 @@ struct cgroup_subsys_state {
 	 * fields of the containing structure.
 	 */
 	struct cgroup_subsys_state *parent;
+
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
+	DEEPIN_KABI_RESERVE(4)
 };
 
 /*
@@ -297,6 +307,11 @@ struct css_set {
 
 	/* For RCU-protected deletion */
 	struct rcu_head rcu_head;
+
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
+	DEEPIN_KABI_RESERVE(4)
 };
 
 struct cgroup_base_stat {
@@ -368,6 +383,11 @@ struct cgroup_rstat_cpu {
 	 */
 	struct cgroup *updated_children;	/* terminated by self cgroup */
 	struct cgroup *updated_next;		/* NULL iff not on the list */
+
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
+	DEEPIN_KABI_RESERVE(4)
 };
 
 struct cgroup_freezer_state {
@@ -525,6 +545,11 @@ struct cgroup {
 	struct bpf_local_storage __rcu  *bpf_cgrp_storage;
 #endif
 
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
+	DEEPIN_KABI_RESERVE(4)
+	DEEPIN_KABI_RESERVE(5)
 	/* All ancestors including self */
 	struct cgroup *ancestors[];
 };
@@ -568,6 +593,11 @@ struct cgroup_root {
 
 	/* The name for this hierarchy - may be empty */
 	char name[MAX_CGROUP_ROOT_NAMELEN];
+
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
+	DEEPIN_KABI_RESERVE(4)
 };
 
 /*
@@ -657,6 +687,9 @@ struct cftype {
 	__poll_t (*poll)(struct kernfs_open_file *of,
 			 struct poll_table_struct *pt);
 
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
 	struct lock_class_key	lockdep_key;
 #endif
@@ -691,6 +724,11 @@ struct cgroup_subsys {
 	void (*release)(struct task_struct *task);
 	void (*bind)(struct cgroup_subsys_state *root_css);
 
+	DEEPIN_KABI_RESERVE(1)
+	DEEPIN_KABI_RESERVE(2)
+	DEEPIN_KABI_RESERVE(3)
+	DEEPIN_KABI_RESERVE(4)
+
 	bool early_init:1;
 
 	/*