Re: Where is the unlikely subroutine defined?

[Viliam <viliamjr@xxxxxxxxx>]

The likely/unlikely macros are defined in include/linux/compiler.h

See kerneltrap.org/node/4705


[ ]s
Viliam

On Thu, Jul 3, 2008 at 12:08 AM, Bradley Hanna <brahan.ml@xxxxxxxxx> wrote:
> I have been working in the scheduler where I see a subroutine called
> 'unlikely'.  I would like to know where 'unlikely' is defined source
> tree.  Specifically what file.
>
> example of usage:
>
>    if (unlikely(reacquire_kernel_lock(current) < 0))
>        goto need_resched_nonpreemptible;
>
>
> thanks for you patients,
>
> brahan
>
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