projects
/
urcu.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Add call_rcu() interface
[urcu.git]
/
tests
/
test_urcu_assign.c
diff --git
a/tests/test_urcu_assign.c
b/tests/test_urcu_assign.c
index d38361f313d3c43ab5a0c1250b21cc53fc9c4bc3..24a704b242583de6f6894b4d534426124d4f9aa9 100644
(file)
--- a/
tests/test_urcu_assign.c
+++ b/
tests/test_urcu_assign.c
@@
-3,7
+3,7
@@
*
* Userspace RCU library - test program
*
*
* Userspace RCU library - test program
*
- * Copyright February 2009 - Mathieu Desnoyers <mathieu.desnoyers@
polymtl.ca
>
+ * Copyright February 2009 - Mathieu Desnoyers <mathieu.desnoyers@
efficios.com
>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@
-77,10
+77,13
@@
static unsigned long duration;
/* read-side C.S. duration, in loops */
static unsigned long rduration;
/* read-side C.S. duration, in loops */
static unsigned long rduration;
+/* write-side C.S. duration, in loops */
+static unsigned long wduration;
+
static inline void loop_sleep(unsigned long l)
{
while(l-- != 0)
static inline void loop_sleep(unsigned long l)
{
while(l-- != 0)
- cpu_relax();
+ c
aa_c
pu_relax();
}
static int verbose_mode;
}
static int verbose_mode;
@@
-228,7
+231,7
@@
void *thr_reader(void *_count)
while (!test_go)
{
}
while (!test_go)
{
}
- smp_mb();
+
cmm_
smp_mb();
for (;;) {
rcu_read_lock();
for (;;) {
rcu_read_lock();
@@
-266,7
+269,7
@@
void *thr_writer(void *_count)
while (!test_go)
{
}
while (!test_go)
{
}
- smp_mb();
+
cmm_
smp_mb();
for (;;) {
new = test_array_alloc();
for (;;) {
new = test_array_alloc();
@@
-274,6
+277,8
@@
void *thr_writer(void *_count)
rcu_copy_mutex_lock();
old = test_rcu_pointer;
rcu_assign_pointer(test_rcu_pointer, new);
rcu_copy_mutex_lock();
old = test_rcu_pointer;
rcu_assign_pointer(test_rcu_pointer, new);
+ if (unlikely(wduration))
+ loop_sleep(wduration);
rcu_copy_mutex_unlock();
synchronize_rcu();
if (old)
rcu_copy_mutex_unlock();
synchronize_rcu();
if (old)
@@
-300,6
+305,7
@@
void show_usage(int argc, char **argv)
#endif
printf(" [-d delay] (writer period (us))");
printf(" [-c duration] (reader C.S. duration (in loops))");
#endif
printf(" [-d delay] (writer period (us))");
printf(" [-c duration] (reader C.S. duration (in loops))");
+ printf(" [-e duration] (writer C.S. duration (in loops))");
printf(" [-v] (verbose output)");
printf(" [-a cpu#] [-a cpu#]... (affinity)");
printf("\n");
printf(" [-v] (verbose output)");
printf(" [-a cpu#] [-a cpu#]... (affinity)");
printf("\n");
@@
-373,6
+379,13
@@
int main(int argc, char **argv)
}
wdelay = atol(argv[++i]);
break;
}
wdelay = atol(argv[++i]);
break;
+ case 'e':
+ if (argc < i + 2) {
+ show_usage(argc, argv);
+ return -1;
+ }
+ wduration = atol(argv[++i]);
+ break;
case 'v':
verbose_mode = 1;
break;
case 'v':
verbose_mode = 1;
break;
@@
-407,7
+420,7
@@
int main(int argc, char **argv)
exit(1);
}
exit(1);
}
- smp_mb();
+
cmm_
smp_mb();
test_go = 1;
test_go = 1;
@@
-430,10
+443,10
@@
int main(int argc, char **argv)
printf_verbose("total number of reads : %llu, writes %llu\n", tot_reads,
tot_writes);
printf_verbose("total number of reads : %llu, writes %llu\n", tot_reads,
tot_writes);
- printf("SUMMARY %-25s testdur %4lu nr_readers %3u rdur %6lu "
+ printf("SUMMARY %-25s testdur %4lu nr_readers %3u rdur %6lu
wdur %6lu
"
"nr_writers %3u "
"wdelay %6lu nr_reads %12llu nr_writes %12llu nr_ops %12llu\n",
"nr_writers %3u "
"wdelay %6lu nr_reads %12llu nr_writes %12llu nr_ops %12llu\n",
- argv[0], duration, nr_readers, rduration,
+ argv[0], duration, nr_readers, rduration,
wduration,
nr_writers, wdelay, tot_reads, tot_writes,
tot_reads + tot_writes);
test_array_free(test_rcu_pointer);
nr_writers, wdelay, tot_reads, tot_writes,
tot_reads + tot_writes);
test_array_free(test_rcu_pointer);
This page took
0.024 seconds
and
4
git commands to generate.