Implement userspace TLS, remove RW Locks

kernel/sys/proc.h

@@ -8,5 +8,6 @@ struct proc;
 struct proc* proc_from_elf (uint8_t* elf_contents);
 struct proc* proc_clone (struct proc* proto, uintptr_t vstack_top, uintptr_t entry);
 void proc_cleanup (struct proc* proc);
+void proc_init_tls (struct proc* proc);
 
 #endif // _KERNEL_SYS_PROC_H

kernel/sys/procgroup.h

@@ -0,0 +1,8 @@
+#ifndef _KERNEL_SYS_PROCGROUP_H
+#define _KERNEL_SYS_PROCGROUP_H
+
+#if defined(__x86_64__)
+#include <amd64/procgroup.h>
+#endif
+
+#endif // _KERNEL_SYS_PROCGROUP_H