Changeset 637 for trunk/kernel/syscalls/sys_wait.c

Timestamp:

Jul 18, 2019, 2:06:55 PM (5 years ago)

Author:

alain

Message:

Introduce the non-standard pthread_parallel_create() system call
and re-write the <fft> and <sort> applications to improve the
intrinsic paralelism in applications.

File:

• trunk/kernel/syscalls/sys_wait.c (modified) (3 diffs)

trunk/kernel/syscalls/sys_wait.c

@@ -53 +53 @@
     pid_t       pid     = process->pid;
 
+
 #if DEBUG_SYS_WAIT
-uint64_t    cycle = hal_get_cycles();
+uint64_t cycle = hal_get_cycles();
 if( DEBUG_SYS_WAIT < cycle )
 printk("\n[%s] thread[%x,%x] enter / cycle %d\n",
@@ -153 +154 @@
 #endif
                  // return child termination state  to parent process 
-                 hal_copy_to_uspace( local_cxy,
-                                     &child_state,
-                                     status,
+                 hal_copy_to_uspace( status,
+                                     XPTR( local_cxy , &child_state ),
                                      sizeof(int) );
                  return child_pid;
@@ -192 +192 @@
 
     // never executed
-        return -1; 
+        return 0; 
 
 }  // end sys_wait()