From 47ba174fb134b279f68327bd355d772e22bce63e Mon Sep 17 00:00:00 2001
From: liankong <xhsw.new@qq.com>
Date: Mon, 31 Mar 2025 18:31:21 +0800
Subject: [PATCH] =?UTF-8?q?=E5=B0=9D=E8=AF=95=E6=94=AF=E6=8C=81clang?=
 =?UTF-8?q?=E5=85=B3=E9=97=AD=E4=BC=98=E5=8C=96?=
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---
 kernel/kpm/kpm.c | 26 ++++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

diff --git a/kernel/kpm/kpm.c b/kernel/kpm/kpm.c
index 74fa59fb..f6d65b2a 100644
--- a/kernel/kpm/kpm.c
+++ b/kernel/kpm/kpm.c
@@ -44,10 +44,20 @@
 #include "kpm.h"
 #include "compact.h"
 
+#ifndef NO_OPTIMIZE
+#if defined(__GNUC__) && !defined(__clang__)
+    #define NO_OPTIMIZE __attribute__((optimize("O0")))
+#elif defined(__clang__)
+    #define NO_OPTIMIZE __attribute__((optnone))
+#else
+    #define NO_OPTIMIZE
+#endif
+#endif
+
 // ============================================================================================
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_load_module_path(const char* path, const char* args, void* ptr) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_load_module_path). path=%s args=%s ptr=%p\n", path, args, ptr);
@@ -55,7 +65,7 @@ int sukisu_kpm_load_module_path(const char* path, const char* args, void* ptr) {
 }
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_unload_module(const char* name, void* ptr) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_unload_module). name=%s ptr=%p\n", name, ptr);
@@ -63,7 +73,7 @@ int sukisu_kpm_unload_module(const char* name, void* ptr) {
 }
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_num(void) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_num).\n");
@@ -71,7 +81,7 @@ int sukisu_kpm_num(void) {
 }
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_info(const char* name, void __user* out) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_info). name=%s buffer=%p\n", name, out);
@@ -79,7 +89,7 @@ int sukisu_kpm_info(const char* name, void __user* out) {
 }
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_list(void __user* out, unsigned int bufferSize) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_list). buffer=%p size=%d\n", out, bufferSize);
@@ -87,7 +97,7 @@ int sukisu_kpm_list(void __user* out, unsigned int bufferSize) {
 }
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_control(void __user* name, void __user* args) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_control). name=%p args=%p\n", name, args);
@@ -95,7 +105,7 @@ int sukisu_kpm_control(void __user* name, void __user* args) {
 }
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_kpm_version(void __user* out, unsigned int bufferSize) {
     // This is a KPM module stub.
     printk("KPM: Stub function called (sukisu_kpm_version). buffer=%p size=%d\n", out, bufferSize);
@@ -111,7 +121,7 @@ EXPORT_SYMBOL(sukisu_kpm_version);
 EXPORT_SYMBOL(sukisu_kpm_control);
 
 noinline
-__attribute__((optimize("O0")))
+NO_OPTIMIZE
 int sukisu_handle_kpm(unsigned long arg3, unsigned long arg4, unsigned long arg5)
 {
     if(arg3 == SUKISU_KPM_LOAD) {