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esp_ipc: fix race condition in ipc task

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This commit is contained in:
Erhan Kurubas
2021-08-23 17:17:19 +03:00
parent 384ca3452b
commit 3830ac21e2
1 changed files with 1 additions and 1 deletions
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2
components/esp_common/src/ipc.c
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@@ -75,7 +75,6 @@ static void IRAM_ATTR ipc_task(void* arg)
if (s_ipc_wait[cpuid] == IPC_WAIT_FOR_END) {
xSemaphoreGive(s_ipc_ack[cpuid]);
}
s_func[cpuid] = NULL;
}
}
@@ -142,6 +141,7 @@ static esp_err_t esp_ipc_call_and_wait(uint32_t cpu_id, esp_ipc_func_t func, voi
s_ipc_wait[cpu_id] = wait_for;
xSemaphoreGive(s_ipc_sem[cpu_id]);
xSemaphoreTake(s_ipc_ack[cpu_id], portMAX_DELAY);
s_func[cpu_id] = NULL;
#ifdef CONFIG_ESP_IPC_USES_CALLERS_PRIORITY
xSemaphoreGive(s_ipc_mutex[cpu_id]);
#else