Re: [PATCH] rbd: make const pointer speaces a static const array

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On Sat, 2021-11-27 at 17:21 +0000, Colin Ian King wrote:
> Don't populate the const array spaces on the stack but make it static
> const and make the pointer an array to remove a dereference. Shrinks
> object code a little too.  Also clean up intent, currently it is spaces
> and should be a tab.
[]
> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
[]
> @@ -6189,7 +6189,7 @@ static inline size_t next_token(const char **buf)
>          * These are the characters that produce nonzero for
>          * isspace() in the "C" and "POSIX" locales.
>          */
> -        const char *spaces = " \f\n\r\t\v";
> +	static const char spaces[] = " \f\n\r\t\v";
>  
>          *buf += strspn(*buf, spaces);	/* Find start of token */
>  

perhaps

	while (isspace(**buf))
		(*buf)++;

and not have or use spaces at all.





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