Re: [PATCH 4/6] lib: inline _find_next_bit() wrappers

From: Andy Shevchenko
Date: Thu Jan 21 2021 - 08:20:23 EST


On Wed, Jan 20, 2021 at 04:06:28PM -0800, Yury Norov wrote:
> lib/find_bit.c declares five single-line wrappers for _find_next_bit().
> We may turn those wrappers to inline functions. It eliminates
> unneeded function calls and opens room for compile-time optimizations.

...

> --- a/include/asm-generic/bitops/le.h
> +++ b/include/asm-generic/bitops/le.h
> @@ -4,6 +4,7 @@
>
> #include <asm/types.h>
> #include <asm/byteorder.h>
> +#include <asm-generic/bitops/find.h>

I'm wondering if generic header inclusion should go before arch-dependent ones.

...

> -#ifndef find_next_bit

> -#ifndef find_next_zero_bit

> -#if !defined(find_next_and_bit)

> -#ifndef find_next_zero_bit_le

> -#ifndef find_next_bit_le

Shouldn't you leave these in new wrappers as well?

--
With Best Regards,
Andy Shevchenko