Differences From Artifact [df2361523e]:
- File src/threading.m — part of check-in [48ffea9a9a] at 2017-04-13 13:19:02 on branch trunk — Clean up memory barriers (user: js, size: 2594) [annotate] [blame] [check-ins using]
To Artifact [47e6377b9c]:
- File
src/threading.m
— part of check-in
[4af49a13c3]
at
2017-05-07 20:10:13
on branch trunk
— Small code style change
Casts are now written like types in variable declarations. (user: js, size: 2600) [annotate] [blame] [check-ins using]
| ︙ | ︙ | |||
57 58 59 60 61 62 63 |
bool
of_rmutex_lock(of_rmutex_t *rmutex)
{
uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count);
if (count > 0) {
| | | | | | | | 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 |
bool
of_rmutex_lock(of_rmutex_t *rmutex)
{
uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count);
if (count > 0) {
if (!of_tlskey_set(rmutex->count, (void *)(count + 1)))
return false;
return true;
}
if (!of_mutex_lock(&rmutex->mutex))
return false;
if (!of_tlskey_set(rmutex->count, (void *)1)) {
of_mutex_unlock(&rmutex->mutex);
return false;
}
return true;
}
bool
of_rmutex_trylock(of_rmutex_t *rmutex)
{
uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count);
if (count > 0) {
if (!of_tlskey_set(rmutex->count, (void *)(count + 1)))
return false;
return true;
}
if (!of_mutex_trylock(&rmutex->mutex))
return false;
if (!of_tlskey_set(rmutex->count, (void *)1)) {
of_mutex_unlock(&rmutex->mutex);
return false;
}
return true;
}
bool
of_rmutex_unlock(of_rmutex_t *rmutex)
{
uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count);
if (count > 1) {
if (!of_tlskey_set(rmutex->count, (void *)(count - 1)))
return false;
return true;
}
if (!of_tlskey_set(rmutex->count, (void *)0))
return false;
if (!of_mutex_unlock(&rmutex->mutex))
return false;
return true;
}
|
| ︙ | ︙ |