linux-kernel - Re: [PATCH] bitops kernel-doc: expand macro

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Message-Id: <200710241800.19764.nickpiggin@yahoo.com.au>
Date:	Wed, 24 Oct 2007 18:00:19 +1000
From:	Nick Piggin <nickpiggin@...oo.com.au>
To:	Randy Dunlap <rdunlap@...otime.net>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] bitops kernel-doc: expand macro

On Wednesday 24 October 2007 15:09, Randy Dunlap wrote:
> From: Randy Dunlap <randy.dunlap@...cle.com>
>
> Can we expand this macro definition, or should I look for a way to
> fool^W teach kernel-doc about this?
>
> scripts/kernel-doc says:
> Error(linux-2.6.24-rc1//include/asm-x86/bitops_32.h:188): cannot understand
> prototype: 'test_and_set_bit_lock test_and_set_bit '

Actually, it probably looks a bit nicer like this anyway. If you grep
for it, then you can actually see the parameters...

On third thoughts, an inline function might be the best thing to do,
and also avoid setting a bad example. What do you think?

>
> Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
> ---
>  include/asm-x86/bitops_32.h |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> --- linux-2.6.24-rc1.orig/include/asm-x86/bitops_32.h
> +++ linux-2.6.24-rc1/include/asm-x86/bitops_32.h
> @@ -185,7 +185,7 @@ static inline int test_and_set_bit(int n
>   *
>   * This is the same as test_and_set_bit on x86
>   */
> -#define test_and_set_bit_lock test_and_set_bit
> +#define test_and_set_bit_lock(nr, addr) test_and_set_bit(nr, addr)
>
>  /**
>   * __test_and_set_bit - Set a bit and return its old value
> ---
-
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