306 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_read_coils()
313 	k_mutex_unlock(&ctx->iface_lock);  in modbus_read_coils()
331 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_read_dinputs()
338 	k_mutex_unlock(&ctx->iface_lock);  in modbus_read_dinputs()
356 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_read_holding_regs()
363 	k_mutex_unlock(&ctx->iface_lock);  in modbus_read_holding_regs()
383 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_read_holding_regs_fp()
391 	k_mutex_unlock(&ctx->iface_lock);  in modbus_read_holding_regs_fp()
410 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_read_input_regs()
417 	k_mutex_unlock(&ctx->iface_lock);  in modbus_read_input_regs()
435 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_write_coil()
448 	k_mutex_unlock(&ctx->iface_lock);  in modbus_write_coil()
465 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_write_holding_reg()
472 	k_mutex_unlock(&ctx->iface_lock);  in modbus_write_holding_reg()
490 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_request_diagnostic()
497 	k_mutex_unlock(&ctx->iface_lock);  in modbus_request_diagnostic()
518 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_write_coils()
531 		k_mutex_unlock(&ctx->iface_lock);  in modbus_write_coils()
541 	k_mutex_unlock(&ctx->iface_lock);  in modbus_write_coils()
562 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_write_holding_regs()
575 		k_mutex_unlock(&ctx->iface_lock);  in modbus_write_holding_regs()
588 	k_mutex_unlock(&ctx->iface_lock);  in modbus_write_holding_regs()
610 	k_mutex_lock(&ctx->iface_lock, K_FOREVER);  in modbus_write_holding_regs_fp()
624 		k_mutex_unlock(&ctx->iface_lock);  in modbus_write_holding_regs_fp()
640 	k_mutex_unlock(&ctx->iface_lock);  in modbus_write_holding_regs_fp()