Changeset 440 for trunk/kernel/syscalls/sys_timeofday.c

Timestamp:

May 3, 2018, 5:51:22 PM (6 years ago)

Author:

alain

Message:

1/ Fix a bug in the Multithreaded "sort" applicationr:
The pthread_create() arguments must be declared as global variables.
2/ The exit syscall can be called by any thread of a process..

File:

• trunk/kernel/syscalls/sys_timeofday.c (modified) (4 diffs)

trunk/kernel/syscalls/sys_timeofday.c

@@ -2 +2 @@
  * sys_timeofday.c - Get current time
  *
- * Author    Alain Greiner (2016,2017) 
+ * Author    Alain Greiner (2016,2017,2018) 
  *
  * Copyright (c) UPMC Sorbonne Universites
@@ -37 +37 @@
 {
         error_t        error;
-    paddr_t        paddr;
+    vseg_t       * vseg;
 
         uint32_t       tm_s;
@@ -50 +50 @@
     if( tz )
     {
-        printk("\n[ERROR] in %s for thread %x in process %x : tz argument must be NULL\n",
-               __FUNCTION__ , this->trdid , process->pid );
+
+#if DEBUG_SYSCALLS_ERROR
+printk("\n[ERROR] in %s for thread %x in process %x : tz argument must be NULL\n",
+__FUNCTION__ , this->trdid , process->pid );
+#endif
         this->errno = EINVAL;
         return -1;
@@ -57 +60 @@
  
     // check tv
-    error = vmm_v2p_translate( false , tv , &paddr );
+    error = vmm_get_vseg( process , (intptr_t)tv , &vseg );
 
     if( error )
     {
-        printk("\n[ERROR] in %s for thread %x in process %x : tv argument unmapped\n",
-        __FUNCTION__ , this->trdid , process->pid );
+
+#if DEBUG_SYSCALLS_ERROR
+printk("\n[ERROR] in %s : user buffer tz unmapped / thread %x / process %x\n",
+__FUNCTION__ , (intptr_t)tz , this->trdid , process->pid );
+vmm_display( process , false );
+#endif
         this->errno = EINVAL;
         return -1;