Changeset 409 for trunk/kernel/kern/do_syscall.c

Timestamp:

Dec 20, 2017, 4:51:09 PM (6 years ago)

Author:

alain

Message:

Fix bugs in exec

File:

• trunk/kernel/kern/do_syscall.c (modified) (3 diffs)

trunk/kernel/kern/do_syscall.c

@@ -54 +54 @@
     sys_thread_join,        // 3
     sys_thread_detach,      // 4
-    sys_undefined,          // 5
+    sys_thread_cancel,      // 5
     sys_sem,                // 6
     sys_condvar,            // 7
@@ -110 +110 @@
         else if( index == SYS_THREAD_JOIN    ) return "THREAD_JOIN";      // 3
         else if( index == SYS_THREAD_DETACH  ) return "THREAD_DETACH";    // 4
+        else if( index == SYS_THREAD_CANCEL  ) return "THREAD_CANCEL";    // 5
         else if( index == SYS_SEM            ) return "SEM";              // 6
         else if( index == SYS_CONDVAR        ) return "CONDVAR";          // 7
@@ -189 +190 @@
         error = syscall_tbl[service_num] ( arg0 , arg1 , arg2 , arg3 );
 
+    // check kernel stack overflow
+    assert( (this->signature == THREAD_SIGNATURE), __FUNCTION__, "kernel stack overflow\n" );
+
     // update kernel time
         thread_kernel_time_update( this );