Kernel/LibC: Replace SYS_{GET,SET}_TLS with SYS_{SET,GET}_{FS,GS}BASE

This allows userspace to use both registers
2025-11-10 21:48:38 +02:00
parent 7a68ce7e94
commit 89c0ff1a9d
17 changed files with 165 additions and 46 deletions
--- a/userspace/programs/DynamicLoader/main.cpp
+++ b/userspace/programs/DynamicLoader/main.cpp
@@ -1366,7 +1366,13 @@ static void initialize_tls(MasterTLS master_tls)
 		uthread.dtv[elf.tls_module] = reinterpret_cast<uintptr_t>(tls_addr) + uthread.master_tls_size - elf.tls_offset;
 	}

-	syscall(SYS_SET_TLS, &uthread);
+#if defined(__x86_64__)
+	syscall(SYS_SET_FSBASE, &uthread);
+#elif defined(__i686__)
+	syscall(SYS_SET_GSBASE, &uthread);
+#else
+#error
+#endif
 }

 static void initialize_environ(char** envp)