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352 giacomo 1
/*
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 * Project: S.Ha.R.K.
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 *
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 * Coordinators:
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 *   Giorgio Buttazzo    <giorgio@sssup.it>
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 *   Paolo Gai           <pj@gandalf.sssup.it>
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 *
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 * Authors     :
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 *   Massimiliano Giorgi <massy@gandalf.sssup.it>
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 *   (see the web pages for full authors list)
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 *
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 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
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 *
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 * http://www.sssup.it
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 * http://retis.sssup.it
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 * http://shark.sssup.it
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 */
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1063 tullio 19
/*
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 *
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 */
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352 giacomo 36
#include <ll/sys/types.h>
1689 fabio 37
#include <arch/stdlib.h>
352 giacomo 38
 
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#include <kernel/log.h>
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#include <types.h>
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#include <trace.h>
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#include <queues.h>
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static trc_event_t *dummy_queue_get(void *unused)
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{
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  static trc_event_t event;
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  return &event;
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}
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static int dummy_queue_post(void *unused)
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{
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  return 0;
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}
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static int create_dummy_queue(trc_queue_t *queue, void *unused)
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{
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  queue->get=dummy_queue_get;
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  queue->post=dummy_queue_post;
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  queue->data=NULL;
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  return 0;
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}
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static int terminate_dummy_queue(void *unused)
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{
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  return 0;
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}
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static int activate_dummy_queue(void *unused, int unused2)
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{
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  return 0;
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}
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int trc_register_dummy_queue(void)
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{
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  int res;
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  res=trc_register_queuetype(TRC_DUMMY_QUEUE,
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                             create_dummy_queue,
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                             activate_dummy_queue,
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                             terminate_dummy_queue);
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  if (res!=0) printk(KERN_WARNING "can't register tracer dummy queue");
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  return res;
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}