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-rw-r--r--cpukit/score/src/schedulerprioritysmp.c104
1 files changed, 85 insertions, 19 deletions
diff --git a/cpukit/score/src/schedulerprioritysmp.c b/cpukit/score/src/schedulerprioritysmp.c
index d6f8715e01..1d3ed4f110 100644
--- a/cpukit/score/src/schedulerprioritysmp.c
+++ b/cpukit/score/src/schedulerprioritysmp.c
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
/**
* @file
*
@@ -12,22 +14,35 @@
* _Scheduler_priority_SMP_Remove_processor(),
* _Scheduler_priority_SMP_Unblock(),
* _Scheduler_priority_SMP_Update_priority(),
- * _Scheduler_priority_SMP_Withdraw_node(), and
+ * _Scheduler_priority_SMP_Withdraw_node(),
+ * _Scheduler_priority_SMP_Make_sticky(),
+ * _Scheduler_priority_SMP_Clean_sticky(), and
* _Scheduler_priority_SMP_Yield().
*/
/*
- * Copyright (c) 2013-2014 embedded brains GmbH. All rights reserved.
+ * Copyright (C) 2013, 2014 embedded brains GmbH & Co. KG
*
- * embedded brains GmbH
- * Dornierstr. 4
- * 82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
*
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
@@ -48,6 +63,7 @@ void _Scheduler_priority_SMP_Initialize( const Scheduler_Control *scheduler )
_Scheduler_priority_SMP_Get_context( scheduler );
_Scheduler_SMP_Initialize( &self->Base );
+ self->idle_ready_queue = &self->Ready[ scheduler->maximum_priority ];
_Priority_bit_map_Initialize( &self->Bit_map );
_Scheduler_priority_Ready_queue_initialize(
&self->Ready[ 0 ],
@@ -116,7 +132,8 @@ void _Scheduler_priority_SMP_Block(
_Scheduler_priority_SMP_Extract_from_ready,
_Scheduler_priority_SMP_Get_highest_ready,
_Scheduler_priority_SMP_Move_from_ready_to_scheduled,
- _Scheduler_SMP_Allocate_processor_lazy
+ _Scheduler_SMP_Allocate_processor_lazy,
+ _Scheduler_priority_SMP_Get_idle
);
}
@@ -134,18 +151,21 @@ static bool _Scheduler_priority_SMP_Enqueue(
_Scheduler_priority_SMP_Insert_ready,
_Scheduler_SMP_Insert_scheduled,
_Scheduler_priority_SMP_Move_from_scheduled_to_ready,
+ _Scheduler_priority_SMP_Move_from_ready_to_scheduled,
_Scheduler_SMP_Get_lowest_scheduled,
- _Scheduler_SMP_Allocate_processor_lazy
+ _Scheduler_SMP_Allocate_processor_lazy,
+ _Scheduler_priority_SMP_Get_idle,
+ _Scheduler_priority_SMP_Release_idle
);
}
-static bool _Scheduler_priority_SMP_Enqueue_scheduled(
+static void _Scheduler_priority_SMP_Enqueue_scheduled(
Scheduler_Context *context,
Scheduler_Node *node,
Priority_Control insert_priority
)
{
- return _Scheduler_SMP_Enqueue_scheduled(
+ _Scheduler_SMP_Enqueue_scheduled(
context,
node,
insert_priority,
@@ -155,7 +175,9 @@ static bool _Scheduler_priority_SMP_Enqueue_scheduled(
_Scheduler_priority_SMP_Insert_ready,
_Scheduler_SMP_Insert_scheduled,
_Scheduler_priority_SMP_Move_from_ready_to_scheduled,
- _Scheduler_SMP_Allocate_processor_lazy
+ _Scheduler_SMP_Allocate_processor_lazy,
+ _Scheduler_priority_SMP_Get_idle,
+ _Scheduler_priority_SMP_Release_idle
);
}
@@ -172,7 +194,8 @@ void _Scheduler_priority_SMP_Unblock(
thread,
node,
_Scheduler_priority_SMP_Do_update,
- _Scheduler_priority_SMP_Enqueue
+ _Scheduler_priority_SMP_Enqueue,
+ _Scheduler_priority_SMP_Release_idle
);
}
@@ -191,7 +214,8 @@ static bool _Scheduler_priority_SMP_Do_ask_for_help(
_Scheduler_SMP_Insert_scheduled,
_Scheduler_priority_SMP_Move_from_scheduled_to_ready,
_Scheduler_SMP_Get_lowest_scheduled,
- _Scheduler_SMP_Allocate_processor_lazy
+ _Scheduler_SMP_Allocate_processor_lazy,
+ _Scheduler_priority_SMP_Release_idle
);
}
@@ -207,6 +231,7 @@ void _Scheduler_priority_SMP_Update_priority(
context,
thread,
node,
+ _Scheduler_SMP_Extract_from_scheduled,
_Scheduler_priority_SMP_Extract_from_ready,
_Scheduler_priority_SMP_Do_update,
_Scheduler_priority_SMP_Enqueue,
@@ -256,10 +281,47 @@ void _Scheduler_priority_SMP_Withdraw_node(
the_thread,
node,
next_state,
+ _Scheduler_SMP_Extract_from_scheduled,
+ _Scheduler_priority_SMP_Extract_from_ready,
+ _Scheduler_priority_SMP_Get_highest_ready,
+ _Scheduler_priority_SMP_Move_from_ready_to_scheduled,
+ _Scheduler_SMP_Allocate_processor_lazy,
+ _Scheduler_priority_SMP_Get_idle
+ );
+}
+
+void _Scheduler_priority_SMP_Make_sticky(
+ const Scheduler_Control *scheduler,
+ Thread_Control *the_thread,
+ Scheduler_Node *node
+)
+{
+ _Scheduler_SMP_Make_sticky(
+ scheduler,
+ the_thread,
+ node,
+ _Scheduler_priority_SMP_Do_update,
+ _Scheduler_priority_SMP_Enqueue
+ );
+}
+
+void _Scheduler_priority_SMP_Clean_sticky(
+ const Scheduler_Control *scheduler,
+ Thread_Control *the_thread,
+ Scheduler_Node *node
+)
+{
+ _Scheduler_SMP_Clean_sticky(
+ scheduler,
+ the_thread,
+ node,
+ _Scheduler_SMP_Extract_from_scheduled,
_Scheduler_priority_SMP_Extract_from_ready,
_Scheduler_priority_SMP_Get_highest_ready,
_Scheduler_priority_SMP_Move_from_ready_to_scheduled,
- _Scheduler_SMP_Allocate_processor_lazy
+ _Scheduler_SMP_Allocate_processor_lazy,
+ _Scheduler_priority_SMP_Get_idle,
+ _Scheduler_priority_SMP_Release_idle
);
}
@@ -289,8 +351,11 @@ Thread_Control *_Scheduler_priority_SMP_Remove_processor(
return _Scheduler_SMP_Remove_processor(
context,
cpu,
+ _Scheduler_SMP_Extract_from_scheduled,
_Scheduler_priority_SMP_Extract_from_ready,
- _Scheduler_priority_SMP_Enqueue
+ _Scheduler_priority_SMP_Enqueue,
+ _Scheduler_priority_SMP_Get_idle,
+ _Scheduler_priority_SMP_Release_idle
);
}
@@ -306,6 +371,7 @@ void _Scheduler_priority_SMP_Yield(
context,
thread,
node,
+ _Scheduler_SMP_Extract_from_scheduled,
_Scheduler_priority_SMP_Extract_from_ready,
_Scheduler_priority_SMP_Enqueue,
_Scheduler_priority_SMP_Enqueue_scheduled