kernel, manager: Track upstream changes (#195)

* These commits are carefully picked from upstream (tiann/KernelSU)

- Picked range:
8c5f485f27..e5f43a3427

Signed-off-by: Faris <rissu.ntk@gmail.com>
Co-authored-by: Wang Han <416810799@qq.com>
Co-authored-by: TwinbornPlate75 <3342733415@qq.com>
Co-authored-by: KOWX712 <leecc0503@gmail.com>
Co-authored-by: Ylarod <me@ylarod.cn>
Co-authored-by: YuKongA <70465933+YuKongA@users.noreply.github.com>
Co-authored-by: backslashxx <118538522+backslashxx@users.noreply.github.com>
Co-authored-by: 5ec1cff <56485584+5ec1cff@users.noreply.github.com>
Co-authored-by: weishu <twsxtd@gmail.com>

kernel/selinux/selinux.h

@@ -1,8 +1,9 @@
 #ifndef __KSU_H_SELINUX
 #define __KSU_H_SELINUX
 
-#include <linux/types.h>
-#include <linux/version.h>
+#include "linux/types.h"
+#include "linux/version.h"
+#include "linux/sched.h"
 
 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0)) ||                        \
 	defined(KSU_COMPAT_HAS_SELINUX_STATE)
@@ -13,11 +14,13 @@ void setup_selinux(const char *);
 
 void setenforce(bool);
 
+bool is_task_ksu_domain(const struct cred *cred);
+
 bool getenforce(void);
 
 bool is_ksu_domain(void);
 
-bool is_zygote(void *cred);
+bool is_zygote(const struct cred *cred);
 
 void apply_kernelsu_rules(void);