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sched/semaphore: Remove restriction to use nxsem_trywait from ISR

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Considering that `nxsem_trywait` is non-blocking, although not
recommended, it could be called from the interrupt handler.
This commit is contained in:
Tiago Medicci Serrano
2023-08-10 15:47:04 -03:00
committed by Xiang Xiao
parent 719191ac72
commit 98985f48dd
1 changed files with 4 additions and 3 deletions
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sched/semaphore/sem_trywait.c
+4 -3
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@@ -70,10 +70,11 @@ int nxsem_trywait(FAR sem_t *sem)
irqstate_t flags; irqstate_t flags;
int ret; int ret;
/* This API should not be called from interrupt handlers & idleloop */ /* This API should not be called from the idleloop */
DEBUGASSERT(sem != NULL && up_interrupt_context() == false); DEBUGASSERT(sem != NULL);
DEBUGASSERT(!OSINIT_IDLELOOP() || !sched_idletask()); DEBUGASSERT(!OSINIT_IDLELOOP() || !sched_idletask() ||
up_interrupt_context());
/* The following operations must be performed with interrupts disabled /* The following operations must be performed with interrupts disabled
* because sem_post() may be called from an interrupt handler. * because sem_post() may be called from an interrupt handler.