diff options
Diffstat (limited to 'os/kernel')
| -rw-r--r-- | os/kernel/include/chvt.h | 1 | ||||
| -rw-r--r-- | os/kernel/src/chschd.c | 9 | ||||
| -rw-r--r-- | os/kernel/src/chvt.c | 1 |
3 files changed, 8 insertions, 3 deletions
diff --git a/os/kernel/include/chvt.h b/os/kernel/include/chvt.h index 8a44bf703..a7667b92c 100644 --- a/os/kernel/include/chvt.h +++ b/os/kernel/include/chvt.h @@ -87,6 +87,7 @@ typedef struct { list. */
VirtualTimer *vt_prev; /**< @brief Last timer in the delta
list. */
+ systime_t vt_time; /**< @brief Must be initialized to -1. */
volatile systime_t vt_systime; /**< @brief System Time counter. */
} VTList;
diff --git a/os/kernel/src/chschd.c b/os/kernel/src/chschd.c index c7db9ad60..f12103324 100644 --- a/os/kernel/src/chschd.c +++ b/os/kernel/src/chschd.c @@ -143,9 +143,12 @@ static void wakeup(void *p) { dequeue(tp);
}
#endif
- /* Done this way in order to allow a tail call.*/
- tp->p_u.rdymsg = RDY_TIMEOUT;
- chSchReadyI(tp);
+ /* Handling the special case where the thread has been made ready by another
+ thread with higher priority.*/
+ if (tp->p_state != THD_STATE_READY) {
+ tp->p_u.rdymsg = RDY_TIMEOUT;
+ chSchReadyI(tp);
+ }
}
/**
diff --git a/os/kernel/src/chvt.c b/os/kernel/src/chvt.c index 070a9c620..b622bb493 100644 --- a/os/kernel/src/chvt.c +++ b/os/kernel/src/chvt.c @@ -42,6 +42,7 @@ VTList vtlist; void vt_init(void) {
vtlist.vt_next = vtlist.vt_prev = (void *)&vtlist;
+ vtlist.vt_time = (systime_t)-1;
vtlist.vt_systime = 0;
}
|