projects
/
bertos.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Signed-off-by: Robert Marshall KI4MCW <ki4mcw@gmail.com>
[bertos.git]
/
bertos
/
kern
/
sem.c
diff --git
a/bertos/kern/sem.c
b/bertos/kern/sem.c
index 53ef4cc16cdfec19f33b7bf193a5b0efbee4b6cc..df74355501e32e7e9d53f0828d596bdf0ffbcfa0 100644
(file)
--- a/
bertos/kern/sem.c
+++ b/
bertos/kern/sem.c
@@
-32,7
+32,6
@@
*
* \brief Semaphore based synchronization services.
*
*
* \brief Semaphore based synchronization services.
*
- * \version $Id$
* \author Bernie Innocenti <bernie@codewiz.org>
*/
* \author Bernie Innocenti <bernie@codewiz.org>
*/
@@
-157,6
+156,8
@@
void sem_obtain(struct Semaphore *s)
*/
void sem_release(struct Semaphore *s)
{
*/
void sem_release(struct Semaphore *s)
{
+ Process *proc = NULL;
+
proc_forbid();
sem_verify(s);
proc_forbid();
sem_verify(s);
@@
-168,8
+169,6
@@
void sem_release(struct Semaphore *s)
*/
if (--s->nest_count == 0)
{
*/
if (--s->nest_count == 0)
{
- Process *proc;
-
/* Disown semaphore */
s->owner = NULL;
/* Disown semaphore */
s->owner = NULL;
@@
-178,9
+177,10
@@
void sem_release(struct Semaphore *s)
{
s->nest_count = 1;
s->owner = proc;
{
s->nest_count = 1;
s->owner = proc;
- ATOMIC(SCHED_ENQUEUE(proc));
}
}
}
}
-
proc_permit();
proc_permit();
+
+ if (proc)
+ ATOMIC(proc_wakeup(proc));
}
}