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fix(ble): nimble host & hci log write race condition workaround

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This commit is contained in:
Zhou Xiao
2025-07-01 19:54:54 +08:00
parent b69514f72a
commit b83ceaedbd
1 changed files with 18 additions and 8 deletions
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26
components/bt/common/ble_log/ble_log_spi_out.c
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@@ -707,12 +707,6 @@ static bool spi_out_get_task_mapping(task_map_t *map, size_t num,
}
}
portEXIT_CRITICAL_SAFE(&spinlock);
if (!ret) {
// Shall not be here in normal case
const char *task_name = pcTaskGetName(NULL);
esp_rom_printf("@EW: Failed to assign slot in task map for task %s\n", task_name);
}
return ret;
}
@@ -1388,9 +1382,14 @@ int ble_log_spi_out_host_write(uint8_t source, const char *prefix, const char *f
spi_out_log_cb_t *log_cb;
uint8_t *str_buf;
bool fallback = false;
if (!spi_out_get_task_mapping(LOG_MODULE_TASK_MAP(host),
LOG_MODULE_CB_CNT(host), &log_cb, &str_buf)) {
return -1;
// NimBLE workaround
fallback = true;
xSemaphoreTake(LOG_MODULE_MUTEX(ul), portMAX_DELAY);
log_cb = LOG_MODULE_CB(ul, 0);
str_buf = LOG_MODULE_STR_BUF(ul, 0);
}
// Copy prefix to string buffer
@@ -1411,6 +1410,10 @@ int ble_log_spi_out_host_write(uint8_t source, const char *prefix, const char *f
// Write log control block buffer
spi_out_write_hex(log_cb, source, str_buf, (uint16_t)total_len, true);
if (fallback) {
xSemaphoreGive(LOG_MODULE_MUTEX(ul));
}
return 0;
}
#endif // SPI_OUT_HOST_ENABLED
@@ -1429,11 +1432,18 @@ int ble_log_spi_out_hci_write(uint8_t source, const uint8_t *addr, uint16_t len)
}
if (source == BLE_LOG_SPI_OUT_SOURCE_HCI_DOWNSTREAM) {
spi_out_log_cb_t *log_cb;
bool fallback = false;
if (!spi_out_get_task_mapping(LOG_MODULE_TASK_MAP(hci),
LOG_MODULE_CB_CNT(hci), &log_cb, NULL)) {
return -1;
// NimBLE workaround
fallback = true;
xSemaphoreTake(LOG_MODULE_MUTEX(ul), portMAX_DELAY);
log_cb = LOG_MODULE_CB(ul, 0);
}
spi_out_write_hex(log_cb, source, addr, len, true);
if (fallback) {
xSemaphoreGive(LOG_MODULE_MUTEX(ul));
}
}
return 0;
}