On Thu, Mar 17, 2011 at 19:16, Steven Rostedt <[email protected]> wrote:
> On Thu, 2011-03-17 at 18:02 +0100, Eric Dumazet wrote:
>> Le jeudi 17 mars 2011 à 12:55 -0400, Steven Rostedt a écrit :
>> > Here, test this patch. I'm in the process of committing it now.
>> > It will be two patches, one for the WARN_ON_SMP() change, the other for
>> > the futex change.
>> >
>> > -- Steve
>> >
>> > diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
>> > index c2c9ba0..25f1e9e 100644
>> > --- a/include/asm-generic/bug.h
>> > +++ b/include/asm-generic/bug.h
>> > @@ -168,7 +168,7 @@ extern void warn_slowpath_null(const char *file, const
>> > int line);
>> > #ifdef CONFIG_SMP
>> > # define WARN_ON_SMP(x) WARN_ON(x)
>> > #else
>> > -# define WARN_ON_SMP(x) do { } while (0)
>> > +# define WARN_ON_SMP(x) ({0;})
>> > #endif
>> >
>>
>> You meant :
>>
>> # define WARN_ON_SMP(x) ({x;})
>>
>> or
>>
>> # define WARN_ON_SMP(x) do { } while (x, 0)
>>
>> ?
>>
>
> Does if (do { } while (x, 0)) work?
No.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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