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[logger] Reduce ESP32 UART mutex overhead by 50%

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This commit is contained in:
J. Nick Koston
2025-11-15 16:54:18 -06:00
parent 61eddfdcda
commit 950dff1a38
1 changed files with 2 additions and 1 deletions
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3
esphome/components/logger/logger_esp32.cpp
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@@ -127,7 +127,8 @@ void HOT Logger::write_msg_(const char *msg) {
#if defined(USE_LOGGER_UART_SELECTION_USB_CDC) || defined(USE_LOGGER_UART_SELECTION_USB_SERIAL_JTAG)
// USB CDC/JTAG - single write including newline (already in buffer)
esp_usb_console_write_buf(msg, len);
// Use fwrite to stdout which goes through VFS to USB console
fwrite(msg, 1, len, stdout);
#else
// Regular UART - single write including newline (already in buffer)
uart_write_bytes(this->uart_num_, msg, len);