Do not overwrite static TCB

2023-02-13 08:31:59 -07:00
parent 9c16224e82
commit f5651b22ea
1 changed files with 4 additions and 2 deletions
@@ -230,8 +230,10 @@ impl Linker {
            if self.next_tls_module_id == 0 {
                // Hack to allocate TCB on the first TLS module
                unsafe {
-                    let tcb = Tcb::new(master.offset).expect_notls("failed to allocate TCB");
-                    tcb.activate();
+                    if Tcb::current().is_none() {
+                        let tcb = Tcb::new(master.offset).expect_notls("failed to allocate TCB");
+                        tcb.activate();
+                    }
                }
            }
            self.next_tls_module_id += 1;