From: Kevin Diggs <kevdig@hypersurf•com>
To: linuxppc-dev@ozlabs•org
Subject: Re: get_cycles()
Date: Sat, 26 Apr 2008 19:39:07 -0700 [thread overview]
Message-ID: <4813E74B.1020506@hypersurf.com> (raw)
In-Reply-To: <20080426.001102.65527296.davem@davemloft.net>
David Miller wrote:
> From: Kevin Diggs <kevdig@hypersurf•com>
> Date: Sat, 26 Apr 2008 00:54:11 -0700
>
>
>> Anyone know how to turn get_cycles() into an actual time in a module?
>>ppc_tb_freq does not seem to be exported?
>
>
> You should really be using ktime_t and associated interfaces.
>
This looks pretty cool ... but I don't want to create a dependency on
hrtimer.
So ... How expensive would it be to export ppc_tb_freq? Or add a
get_cycles_tb() function?
kevin
next prev parent reply other threads:[~2008-04-27 1:51 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-26 7:54 get_cycles() Kevin Diggs
2008-04-26 7:11 ` get_cycles() David Miller
2008-04-27 2:39 ` Kevin Diggs [this message]
2008-04-27 3:21 ` get_cycles() David Miller
2008-04-27 10:35 ` get_cycles() Kevin Diggs
2008-04-28 4:38 ` get_cycles() Tony Breeds
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