Changeset 594 for trunk/kernel/syscalls/sys_display.c

Timestamp:

Nov 10, 2018, 2:33:26 PM (5 years ago)

Author:

alain

Message:

Fix various bugs in sys_stat() and sys_mmap() functions.
Improve debug in other functions.

File:

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

trunk/kernel/syscalls/sys_display.c

@@ -65 +65 @@
     process_t * process = this->process;
 
+#if (DEBUG_SYS_DISPLAY || CONFIG_INSTRUMENTATION_SYSCALLS)
+uint64_t     tm_start = hal_get_cycles();
+#endif
+
 #if DEBUG_SYS_DISPLAY
-uint64_t    tm_start;
-uint64_t    tm_end;
 tm_start = hal_get_cycles();
 if( DEBUG_SYS_DISPLAY < tm_start )
-printk("\n[DBG] %s : thread %d enter / process %x / type  %s / cycle = %d\n",
-__FUNCTION__, this, this->process->pid, display_type_str(type), (uint32_t)tm_start );
+printk("\n[DBG] %s : thread[%x,%x] enter / type  %s / cycle = %d\n",
+__FUNCTION__, process->pid, this->trdid, display_type_str(type), (uint32_t)tm_start );
 #endif
 
@@ -257 +259 @@
     else if( type == DISPLAY_BUSYLOCKS )
     {
-        pid_t   pid   = (cxy_t)arg0;
+        pid_t   pid   = (pid_t)arg0;
         trdid_t trdid = (trdid_t)arg1;
 
@@ -267 +269 @@
 
 #if DEBUG_SYSCALLS_ERROR
-printk("\n[ERROR] in %s for BUSYLOCKS : thread %x in process %x not found\n",
-__FUNCTION__ , trdid , pid );
+printk("\n[ERROR] in %s for BUSYLOCKS : thread[%x,%x] not found\n",
+__FUNCTION__ , pid, trdid );
 #endif
             this->errno = EINVAL;
@@ -288 +290 @@
     }
 
+#if (DEBUG_SYS_DISPLAY || CONFIG_INSTRUMENTATION_SYSCALLS)
+uint64_t     tm_end = hal_get_cycles();
+#endif
+
 #if DEBUG_SYS_DISPLAY
-tm_end = hal_get_cycles();
 if( DEBUG_SYS_DISPLAY < tm_end )
-printk("\n[DBG] %s : thread %x exit / process %x / cost = %d / cycle %d\n",
-__FUNCTION__, this, this->process->pid, (uint32_t)(tm_end - tm_start) , (uint32_t)tm_end );
+printk("\n[DBG] %s : thread[%x,%x] exit / cycle %d\n",
+__FUNCTION__, process->pid, this->trdid, (uint32_t)tm_end );
+#endif
+
+#if CONFIG_INSTRUMENTATION_SYSCALLS
+hal_atomic_add( &syscalls_cumul_cost[SYS_DISPLAY] , tm_end - tm_start );
+hal_atomic_add( &syscalls_occurences[SYS_DISPLAY] , 1 );
 #endif