sched: implement user-configurable fs and gs segment base addresses

sched/thread.c

@@ -2,15 +2,17 @@
 #include <kernel/cpu.h>
 #include <kernel/machine/thread.h>
 #include <kernel/object.h>
+#include <kernel/printk.h>
 #include <kernel/task.h>
 #include <kernel/thread.h>
+#include <mango/signal.h>
 
-#define THREAD_CAST(p) OBJECT_C_CAST(struct thread, thr_base, &thread_type, p)
+#define THREAD_CAST(p) OBJECT_C_CAST(struct thread, tr_base, &thread_type, p)
 
 static struct object_type thread_type = {
 	.ob_name = "thread",
 	.ob_size = sizeof(struct thread),
-	.ob_header_offset = offsetof(struct thread, thr_base),
+	.ob_header_offset = offsetof(struct thread, tr_base),
 };
 
 kern_status_t thread_object_type_init(void)
@@ -185,3 +187,31 @@ struct thread *create_idle_thread(void)
 
 	return thr;
 }
+
+kern_status_t thread_config_get(
+	struct thread *thread,
+	kern_config_key_t key,
+	void *out,
+	size_t max)
+{
+	switch (key) {
+	default:
+		break;
+	}
+
+	return ml_thread_config_get(thread, key, out, max);
+}
+
+kern_status_t thread_config_set(
+	struct thread *thread,
+	kern_config_key_t key,
+	const void *ptr,
+	size_t len)
+{
+	switch (key) {
+	default:
+		break;
+	}
+
+	return ml_thread_config_set(thread, key, ptr, len);
+}