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esp32_wifi_adapter.c: Don't hold another spinlock when calling

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enter_critical_section, we already hold the global IRQ spinlock.

Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
This commit is contained in:
Abdelatif Guettouche 2021-09-09 23:50:27 +02:00 committed by Xiang Xiao
parent 11216257cf
commit a50d673df7
1 changed files with 3 additions and 7 deletions
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10
arch/xtensa/src/esp32/esp32_wifi_adapter.c
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@ -977,9 +977,9 @@ static uint32_t IRAM_ATTR esp_wifi_int_disable(void *wifi_int_mux)
flags = enter_critical_section();
#ifdef CONFIG_SMP
spin_lock((volatile spinlock_t *)wifi_int_mux);
#endif
/* In SMP mode enter_critical_section already hold the global IRQ spinlock.
* We don't need another spinlock, so wifi_int_mux is unused here.
*/
return (uint32_t)flags;
}
@ -1004,10 +1004,6 @@ static void IRAM_ATTR esp_wifi_int_restore(void *wifi_int_mux, uint32_t tmp)
{
irqstate_t flags = (irqstate_t)tmp;
#ifdef CONFIG_SMP
spin_unlock((volatile spinlock_t *)wifi_int_mux);
#endif
leave_critical_section(flags);
}