cgroup: convert cgroup_subsys flag fields to bool bitfields

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 44253ad..0f5abc6 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -8706,7 +8706,7 @@
 	.can_attach	= cpu_cgroup_can_attach,
 	.attach		= cpu_cgroup_attach,
 	.legacy_cftypes	= cpu_files,
-	.early_init	= 1,
+	.early_init	= true,
 };
 
 #endif	/* CONFIG_CGROUP_SCHED */