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/kernel/arch/i686/Thread.S
+++ b/kernel/arch/i686/Thread.S
@@ -45,11 +45,11 @@ start_userspace_thread:
 	movw $(0x20 | 3), %bx
 	movw %bx, %ds
 	movw %bx, %es
-	# gs = thread local
+	# fs
 	movw $(0x30 | 3), %bx
-	movw %bx, %gs
-	# fs = 0
-	xorw %bx, %bx
 	movw %bx, %fs
+	# gs
+	movw $(0x38 | 3), %bx
+	movw %bx, %gs

 	iret