Changeset 296 for trunk/kernel/kern/thread.c

Timestamp:

Jul 31, 2017, 1:59:52 PM (7 years ago)

Author:

alain

Message:

Several modifs in the generic scheduler and in the hal_context to
fix the context switch mechanism.

File:

• trunk/kernel/kern/thread.c (modified) (8 diffs)

trunk/kernel/kern/thread.c

@@ -54 +54 @@
 char * thread_type_str( uint32_t type )
 {
-    if     ( type == THREAD_USER   ) return "USER";
+    if     ( type == THREAD_USER   ) return "USR";
     else if( type == THREAD_RPC    ) return "RPC";
     else if( type == THREAD_DEV    ) return "DEV";
-    else if( type == THREAD_KERNEL ) return "KERNEL";
-    else if( type == THREAD_IDLE   ) return "IDLE";
+    else if( type == THREAD_KERNEL ) return "KER";
+    else if( type == THREAD_IDLE   ) return "IDL";
     else                             return "undefined";
 }
@@ -199 +199 @@
 
         return 0;
-}
+
+} // end thread_init()
 
 /////////////////////////////////////////////////////////
@@ -309 +310 @@
     *new_thread = thread;
         return 0;
-}
+
+}  // end thread_user_create()
 
 //////////////////////////////////////////////
@@ -395 +397 @@
     *new_thread = thread;
         return 0;
-}
+
+}  // end thread_user_fork()
 
 /////////////////////////////////////////////////////////
@@ -407 +410 @@
         thread_t     * thread;       // pointer on new thread descriptor
 
-    thread_dmsg("\n[INFO] %s : enters for type %s in cluster %x\n",
-                __FUNCTION__ , thread_type_str( type ) , local_cxy );
+    thread_dmsg("\n[INFO] %s : enter / for type %s on core[%x,%d] / cycle %d\n",
+    __FUNCTION__ , thread_type_str( type ) , local_cxy , core_lid , hal_time_stamp() );
 
     assert( ( (type == THREAD_KERNEL) || (type == THREAD_RPC) ||
@@ -440 +443 @@
         hal_cpu_context_create( thread );
 
-    thread_dmsg("\n[INFO] %s : exit in cluster %x / trdid = %x / core_lid = %d\n",
-                 __FUNCTION__ , local_cxy , thread->trdid , core_lid );
+    thread_dmsg("\n[INFO] %s : exit / trdid = %x / type = %s / core = [%x,%d] / cycle %d\n",
+    __FUNCTION__ , thread->trdid , thread_type_str(type) , 
+    local_cxy , core_lid , hal_time_stamp() );
 
     *new_thread = thread;
         return 0;
-}
+
+} // end thread_kernel_create()
 
 ///////////////////////////////////////////////////
@@ -685 +690 @@
 
     // deschedule
-    sched_yield();
+    sched_yield( NULL );
     return 0;
 }
@@ -741 +746 @@
 
         // force scheduling
-        sched_yield();
+        sched_yield( NULL );
    }
 }