Changeset 683 for trunk/kernel/syscalls/sys_timeofday.c

Timestamp:

Jan 13, 2021, 12:36:17 AM (4 years ago)

Author:

alain

Message:

All modifications required to support the <tcp_chat> application
including error recovery in case of packet loss.A

File:

• trunk/kernel/syscalls/sys_timeofday.c (modified) (5 diffs)

trunk/kernel/syscalls/sys_timeofday.c

@@ -2 +2 @@
  * sys_timeofday.c - Get current time
  *
- * Author    Alain Greiner (2016,2017,2018,2019) 
+ * Author    Alain Greiner      (2016,2017,2018,2019,2020) 
  *
  * Copyright (c) UPMC Sorbonne Universites
@@ -32 +32 @@
 #include <core.h>
 #include <shared_syscalls.h>
-
 #include <syscalls.h>
 
@@ -50 +49 @@
         process_t *    process = this->process;
 
-#if (DEBUG_SYS_TIMEOFDAY || CONFIG_INSTRUMENTATION_SYSCALLS)
+#if DEBUG_SYS_TIMEOFDAY || DEBUG_SYSCALLS_ERROR || CONFIG_INSTRUMENTATION_SYSCALLS
 uint64_t     tm_start = hal_get_cycles();
 #endif
 
 #if DEBUG_SYS_TIMEOFDAY
-if( DEBUG_SYS_TIMEOFDAY < tm_start )
+if( DEBUG_SYS_TIMEOFDAY < (uint32_t)tm_start )
 printk("\n[%s] thread[%x,%x] enter / cycle %d\n",
 __FUNCTION__, process->pid, this->trdid, (uint32_t)tm_start );
@@ -65 +64 @@
 
 #if DEBUG_SYSCALLS_ERROR
-printk("\n[ERROR] in %s for thread %x in process %x : tz argument must be NULL\n",
+if( DEBUG_SYSCALLS_ERROR < (uint32_t)tm_start )
+printk("\n[ERROR] in %s : thread[%x,%x] / tz argument must be NULL\n",
 __FUNCTION__ , this->trdid , process->pid );
 #endif
@@ -79 +79 @@
 
 #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 );
+if( DEBUG_SYSCALLS_ERROR < (uint32_t)tm_start )
+printk("\n[ERROR] in %s : thread[%x,%x] / user buffer tv unmapped\n",
+__FUNCTION__ , this->trdid , process->pid , (intptr_t)tz );
 #endif
         this->errno = EINVAL;