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1 /*****************************************************************************\
2 * Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
3 * Copyright (C) 2007 The Regents of the University of California.
4 * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
5 * Written by Brian Behlendorf <behlendorf1@llnl.gov>.
8 * This file is part of the SPL, Solaris Porting Layer.
9 * For details, see <http://github.com/behlendorf/spl/>.
11 * The SPL is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the
13 * Free Software Foundation; either version 2 of the License, or (at your
14 * option) any later version.
16 * The SPL is distributed in the hope that it will be useful, but WITHOUT
17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 * You should have received a copy of the GNU General Public License along
22 * with the SPL. If not, see <http://www.gnu.org/licenses/>.
23 *****************************************************************************
24 * Solaris Porting LAyer Tests (SPLAT) Time Tests.
25 \*****************************************************************************/
28 #include "splat-internal.h"
30 #define SPLAT_TIME_NAME "time"
31 #define SPLAT_TIME_DESC "Kernel Time Tests"
33 #define SPLAT_TIME_TEST1_ID 0x0801
34 #define SPLAT_TIME_TEST1_NAME "time1"
35 #define SPLAT_TIME_TEST1_DESC "HZ Test"
37 #define SPLAT_TIME_TEST2_ID 0x0802
38 #define SPLAT_TIME_TEST2_NAME "time2"
39 #define SPLAT_TIME_TEST2_DESC "Monotonic Test"
42 splat_time_test1(struct file
*file
, void *arg
)
45 splat_vprint(file
, SPLAT_TIME_TEST1_NAME
, "hz is %d\n", myhz
);
50 splat_time_test2(struct file
*file
, void *arg
)
56 splat_vprint(file
, SPLAT_TIME_TEST2_NAME
, "time is %lld\n", tm1
);
58 for(i
= 0; i
< 100; i
++) {
60 splat_vprint(file
, SPLAT_TIME_TEST2_NAME
, "time is %lld\n", tm2
);
63 splat_print(file
, "%s: gethrtime() is not giving "
64 "monotonically increasing values\n",
65 SPLAT_TIME_TEST2_NAME
);
70 set_current_state(TASK_INTERRUPTIBLE
);
80 splat_subsystem_t
*sub
;
82 sub
= kmalloc(sizeof(*sub
), GFP_KERNEL
);
86 memset(sub
, 0, sizeof(*sub
));
87 strncpy(sub
->desc
.name
, SPLAT_TIME_NAME
, SPLAT_NAME_SIZE
);
88 strncpy(sub
->desc
.desc
, SPLAT_TIME_DESC
, SPLAT_DESC_SIZE
);
89 INIT_LIST_HEAD(&sub
->subsystem_list
);
90 INIT_LIST_HEAD(&sub
->test_list
);
91 spin_lock_init(&sub
->test_lock
);
92 sub
->desc
.id
= SPLAT_SUBSYSTEM_TIME
;
94 SPLAT_TEST_INIT(sub
, SPLAT_TIME_TEST1_NAME
, SPLAT_TIME_TEST1_DESC
,
95 SPLAT_TIME_TEST1_ID
, splat_time_test1
);
96 SPLAT_TEST_INIT(sub
, SPLAT_TIME_TEST2_NAME
, SPLAT_TIME_TEST2_DESC
,
97 SPLAT_TIME_TEST2_ID
, splat_time_test2
);
103 splat_time_fini(splat_subsystem_t
*sub
)
107 SPLAT_TEST_FINI(sub
, SPLAT_TIME_TEST2_ID
);
108 SPLAT_TEST_FINI(sub
, SPLAT_TIME_TEST1_ID
);
116 return SPLAT_SUBSYSTEM_TIME
;