From 56508b8d2617552161ba571a64980a3105dd65f8 Mon Sep 17 00:00:00 2001
From: Zhuguangqing <zhuguangqing@xiaomi.com>
Date: Wed, 10 Mar 2021 14:38:02 +0800
Subject: [PATCH] ANDROID: freezer: export the freezer_cgrp_subsys for GKI
 purpose.

Exporting the symbol freezer_cgrp_subsys, in that vendor module can
add can_attach & cancel_attach member function. It is vendor-specific
tuning.

Bug: 425550656
Bug: 339371220
Bug: 182496370
Bug: 281920779

Signed-off-by: Zhuguangqing <zhuguangqing@xiaomi.com>
Change-Id: I153682b9d1015eed3f048b45ea6495ebb8f3c261
(cherry picked from commit ee3f4d2821f5b2a794f0a1f5ed423f561a01adae)
(cherry picked from commit 8a90e4d4e555dd5484213c6fec5061958016a194)
(cherry picked from commit d73ef6b07b247178f9a9032c5e6901f25823c57b)
---
 kernel/cgroup/legacy_freezer.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/cgroup/legacy_freezer.c b/kernel/cgroup/legacy_freezer.c
index 074653f964c1..475d53c4a668 100644
--- a/kernel/cgroup/legacy_freezer.c
+++ b/kernel/cgroup/legacy_freezer.c
@@ -484,3 +484,4 @@ struct cgroup_subsys freezer_cgrp_subsys = {
 	.fork		= freezer_fork,
 	.legacy_cftypes	= files,
 };
+EXPORT_SYMBOL_GPL(freezer_cgrp_subsys);