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| 352 | giacomo | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
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| 3 | * |
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| 4 | * Coordinators: |
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| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 7 | * |
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| 8 | * Authors : |
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| 9 | * Massimiliano Giorgi <massy@gandalf.sssup.it> |
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| 10 | * (see the web pages for full authors list) |
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| 11 | * |
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| 12 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 13 | * |
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| 14 | * http://www.sssup.it |
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| 15 | * http://retis.sssup.it |
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| 16 | * http://shark.sssup.it |
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| 17 | */ |
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| 18 | |||
| 1063 | tullio | 19 | /* |
| 20 | * This program is free software; you can redistribute it and/or modify |
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| 21 | * it under the terms of the GNU General Public License as published by |
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| 22 | * the Free Software Foundation; either version 2 of the License, or |
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| 23 | * (at your option) any later version. |
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| 24 | * |
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| 25 | * This program is distributed in the hope that it will be useful, |
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| 26 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 27 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 28 | * GNU General Public License for more details. |
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| 29 | * |
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| 30 | * You should have received a copy of the GNU General Public License |
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| 31 | * along with this program; if not, write to the Free Software |
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| 32 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 33 | * |
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| 34 | */ |
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| 35 | |||
| 352 | giacomo | 36 | #include <ll/sys/types.h> |
| 37 | #include <ll/stdlib.h> |
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| 38 | |||
| 39 | #include <kernel/log.h> |
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| 40 | |||
| 41 | #include <types.h> |
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| 42 | #include <trace.h> |
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| 43 | #include <queues.h> |
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| 44 | |||
| 45 | static trc_event_t *dummy_queue_get(void *unused) |
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| 46 | { |
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| 47 | static trc_event_t event; |
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| 48 | return &event; |
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| 49 | } |
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| 50 | |||
| 51 | static int dummy_queue_post(void *unused) |
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| 52 | { |
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| 53 | return 0; |
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| 54 | } |
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| 55 | |||
| 56 | static int create_dummy_queue(trc_queue_t *queue, void *unused) |
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| 57 | { |
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| 58 | queue->get=dummy_queue_get; |
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| 59 | queue->post=dummy_queue_post; |
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| 60 | queue->data=NULL; |
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| 61 | return 0; |
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| 62 | } |
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| 63 | |||
| 64 | static int terminate_dummy_queue(void *unused) |
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| 65 | { |
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| 66 | return 0; |
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| 67 | } |
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| 68 | |||
| 69 | static int activate_dummy_queue(void *unused, int unused2) |
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| 70 | { |
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| 71 | return 0; |
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| 72 | } |
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| 73 | |||
| 74 | int trc_register_dummy_queue(void) |
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| 75 | { |
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| 76 | int res; |
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| 77 | res=trc_register_queuetype(TRC_DUMMY_QUEUE, |
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| 78 | create_dummy_queue, |
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| 79 | activate_dummy_queue, |
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| 80 | terminate_dummy_queue); |
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| 81 | if (res!=0) printk(KERN_WARNING "can't register tracer dummy queue"); |
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| 82 | return res; |
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| 83 | } |