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cpu/atmega_common: Fixed atmega_exit_isr

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A context switch at the end of the ISR should only occur, if requested.
This fixes this.
This commit is contained in:
Marian Buschsieweke 2019-11-27 01:39:33 +01:00
parent 574c7d52d9
commit 97f727349b
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GPG Key ID: 61F64C6599B1539F
1 changed files with 6 additions and 5 deletions
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11
cpu/atmega_common/thread_arch.c
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@ -248,11 +248,12 @@ void thread_yield_higher(void)
void atmega_exit_isr(void)
{
atmega_in_isr = 0;
atmega_context_save();
sched_run();
atmega_context_restore();
__asm__ volatile ("reti");
if (sched_context_switch_request) {
atmega_context_save();
sched_run();
atmega_context_restore();
__asm__ volatile ("reti");
}
}
__attribute__((always_inline)) static inline void atmega_context_save(void)