kernel: remove unused kernel_compat

Co-authored-by: weishu <twsxtd@gmail.com>

kernel/Makefile

@@ -11,7 +11,7 @@ kernelsu-objs += supercalls.o
 kernelsu-objs += feature.o
 kernelsu-objs += ksud.o
 kernelsu-objs += embed_ksud.o
-kernelsu-objs += kernel_compat.o
+kernelsu-objs += seccomp_cache.o
 kernelsu-objs += file_wrapper.o
 kernelsu-objs += throne_comm.o
 kernelsu-objs += sulog.o

kernel/allowlist.c

@@ -15,7 +15,6 @@
 #include "ksu.h"
 #include "klog.h" // IWYU pragma: keep
 #include "selinux/selinux.h"
-#include "kernel_compat.h"
 #include "allowlist.h"
 #include "manager.h"
 

kernel/apk_sign.c

@@ -17,7 +17,6 @@
 #include "apk_sign.h"
 #include "dynamic_manager.h"
 #include "klog.h" // IWYU pragma: keep
-#include "kernel_compat.h"
 #include "manager_sign.h"
 
 struct sdesc {

kernel/core_hook.c

@@ -37,14 +37,13 @@
 #include "feature.h"
 #include "klog.h" // IWYU pragma: keep
 #include "ksu.h"
-#include "ksud.h"
 #include "manager.h"
 #include "selinux/selinux.h"
-#include "kernel_compat.h"
 #include "supercalls.h"
 #include "sucompat.h"
 #include "sulog.h"
-#include "throne_tracker.h"
+#include "seccomp_cache.h"
+
 #include "throne_comm.h"
 #include "umount_manager.h"
 

kernel/dynamic_manager.c

@@ -17,7 +17,6 @@
 
 #include "dynamic_manager.h"
 #include "klog.h" // IWYU pragma: keep
-#include "kernel_compat.h"
 #include "manager.h"
 
 #define MAX_MANAGERS 2

kernel/kernel_compat.h

@@ -21,9 +21,4 @@ static long ksu_copy_from_user_retry(void *to,
     return copy_from_user(to, from, count);
 }
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 2) // Android backport this feature in 5.10.2
-extern void ksu_seccomp_clear_cache(struct seccomp_filter *filter, int nr);
-extern void ksu_seccomp_allow_cache(struct seccomp_filter *filter, int nr);
-#endif
-
 #endif

kernel/ksu.c

@@ -7,7 +7,6 @@
 
 #include "allowlist.h"
 #include "arch.h"
-#include "kernel_compat.h"
 #include "core_hook.h"
 #include "feature.h"
 #include "klog.h" // IWYU pragma: keep

kernel/ksud.c

@@ -21,6 +21,7 @@
 #include "arch.h"
 #include "klog.h" // IWYU pragma: keep
 #include "ksud.h"
+
 #include "kernel_compat.h"
 #include "selinux/selinux.h"
 #include "sucompat.h"

kernel/manual_su.c

@@ -7,7 +7,6 @@
 #include <linux/file.h>
 #include <linux/mm.h>
 #include <linux/binfmts.h>
-#include "kernel_compat.h"
 #include "manual_su.h"
 #include "ksu.h"
 #include "allowlist.h"

kernel/seccomp_cache.c

@@ -6,7 +6,7 @@
 #include <linux/filter.h>
 #include <linux/seccomp.h>
 #include "klog.h" // IWYU pragma: keep
-#include "kernel_compat.h"
+#include "seccomp_cache.h"
 
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 2) // Android backport this feature in 5.10.2

kernel/seccomp_cache.h

@@ -0,0 +1,12 @@
+#ifndef __KSU_H_SECCOMP_CACHE
+#define __KSU_H_SECCOMP_CACHE
+
+#include <linux/fs.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 2) // Android backport this feature in 5.10.2
+extern void ksu_seccomp_clear_cache(struct seccomp_filter *filter, int nr);
+extern void ksu_seccomp_allow_cache(struct seccomp_filter *filter, int nr);
+#endif
+
+#endif

kernel/selinux/sepolicy.c

@@ -6,7 +6,6 @@
 #include "sepolicy.h"
 #include "../klog.h" // IWYU pragma: keep
 #include "ss/symtab.h"
-#include "../kernel_compat.h" // Add check Huawei Device
 
 #define KSU_SUPPORT_ADD_TYPE
 

kernel/sucompat.c

@@ -24,7 +24,6 @@
 #include "feature.h"
 #include "klog.h" // IWYU pragma: keep
 #include "ksud.h"
-#include "kernel_compat.h"
 #include "sucompat.h"
 #include "core_hook.h"
 #include "sulog.h"

kernel/sulog.c

@@ -15,7 +15,6 @@
 #include <linux/crc32.h>
 
 #include "klog.h"
-#include "kernel_compat.h"
 #include "sulog.h"
 #include "ksu.h"
 

kernel/supercalls.c

@@ -20,7 +20,6 @@
 #include "core_hook.h"
 #include "objsec.h"
 #include "file_wrapper.h"
-#include "kernel_compat.h"
 #include "throne_comm.h"
 #include "dynamic_manager.h"
 #include "umount_manager.h"

kernel/throne_comm.c

@@ -7,7 +7,6 @@
 
 #include "klog.h"
 #include "throne_comm.h"
-#include "kernel_compat.h"
 #include "ksu.h"
 
 #define PROC_UID_SCANNER "ksu_uid_scanner"

kernel/throne_tracker.c

@@ -13,7 +13,6 @@
 #include "ksu.h"
 #include "manager.h"
 #include "throne_tracker.h"
-#include "kernel_compat.h"
 #include "apk_sign.h"
 #include "dynamic_manager.h"
 #include "throne_comm.h"