Re: [PATCH v2 1/5] spi: add spi_optimize_message() APIs

[Markus Elfring]

…
> +++ b/drivers/spi/spi.c
…
> +static int __spi_optimize_message(struct spi_device *spi,
> +				  struct spi_message *msg)
…

I propose to reconsider the usage of leading underscores in such identifiers.

See also:
https://wiki.sei.cmu.edu/confluence/display/c/DCL37-C.+Do+not+declare+or+define+a+reserved+identifier

Regards,
Markus