Re: [PATCH v2 1/7] bitops: Introduce the for_each_set_port_word macro

From: Andy Shevchenko
Date: Sun May 13 2018 - 11:06:58 EST


On Tue, May 8, 2018 at 4:26 PM, William Breathitt Gray
<vilhelm.gray@xxxxxxxxx> wrote:
> This macro iterates for each group of bits (port word) with set bits,
> within a bitmap memory region. For each iteration, "port_word" is set to
> the found port word index, "word_index" is set to the word index of the
> bitmap containing the found port word, and "word_offset" is set to the
> bit offset of the found port word within the respective bitmap word.

Isn't that idea we discussed some time ago?

In any case, part "port" is too specific for a generic function like
this. Please, get rid of it completely. No-one knows what port means
here. Just makes a lot of confusion.

> --- a/lib/find_bit.c
> +++ b/lib/find_bit.c
> @@ -20,6 +20,7 @@
> #include <linux/bitmap.h>
> #include <linux/export.h>
> #include <linux/kernel.h>

> +#include <linux/types.h>

No need. It's included by bitmap.h IIRC.


--
With Best Regards,
Andy Shevchenko