Re: [PATCH -v1.1] x86, boot: Further compress CPUs bootup message

From: Ingo Molnar
Date: Sat Sep 28 2013 - 15:25:56 EST



* Borislav Petkov <bp@xxxxxxxxx> wrote:

> @@ -2,6 +2,10 @@ int num_digits(int val)
> {
> int digits = 0;
>
> + /* Handle special case */
> + if (!val)
> + return 1;
> +
> while (val) {
> val /= 10;
> digits++;

Hm. I suspect this could then be written as:

int num_digits(int val)
{
int digits = 0;

do {
val /= 10;
digits++;
} while (val);

return digits;
}

No ugly special case! :-)

Thanks,

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/