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From: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] posix-cpu-timers: clock_gettime(CLOCK_THREAD_CPUTIME_ID) goes backward
Date: Fri, 26 Dec 2008 09:07:12 +0900	[thread overview]
Message-ID: <49542030.4000907@jp.fujitsu.com> (raw)
In-Reply-To: <20081225082456.GA28479@elte.hu>

Ingo Molnar wrote:
> ok - the issue is real, but there's a few implementational details. Did 
> you know about task_delta_exec()? This new function duplicates that 
> function's behavior - and task_delta_exec() is already used by posix 
> task/cpu timers.
> 
> I find your new task_total_exec() interface better (it's easier to use), 
> could you have a look at eliminating task_delta_exec() users and migrating 
> them over to task_total_exec()?

Yes.  There are only 2 users (clock_gettime() on thread timer and that on
process timer), so I'll post new patch with better description soon.

Thanks,
H.Seto


      reply	other threads:[~2008-12-26  0:07 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-24  8:50 [PATCH] posix-cpu-timers: clock_gettime(CLOCK_THREAD_CPUTIME_ID) goes backward Hidetoshi Seto
2008-12-25  8:24 ` Ingo Molnar
2008-12-26  0:07   ` Hidetoshi Seto [this message]

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