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From: Peter Zijlstra <peterz@infradead.org>
To: Jason Vas Dias <jason.vas.dias@gmail.com>
Cc: x86@kernel.org, LKML <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>, andi <andi@firstfloor.org>
Subject: Re: [PATCH v4.16-rc4 2/2] x86/vdso: on Intel, VDSO should handle CLOCK_MONOTONIC_RAW
Date: Mon, 12 Mar 2018 09:27:41 +0100	[thread overview]
Message-ID: <20180312082741.GD4064@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <d109ixq7.fsf@gmail.com>

On Mon, Mar 12, 2018 at 07:01:20AM +0000, Jason Vas Dias wrote:
>   Sometimes, particularly when correlating elapsed time to performance
>   counter values, 

So what actual problem are you tring to solve here? Perf can already
give you sample time in various clocks, including MONOTONIC_RAW.

  reply	other threads:[~2018-03-12  8:27 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-12  7:01 [PATCH v4.16-rc4 2/2] x86/vdso: on Intel, VDSO should handle CLOCK_MONOTONIC_RAW Jason Vas Dias
2018-03-12  8:27 ` Peter Zijlstra [this message]
2018-03-13 23:45   ` Jason Vas Dias
2018-03-14  9:45     ` Peter Zijlstra
2018-03-14 12:55       ` Jason Vas Dias
2018-03-14 13:11         ` Peter Zijlstra
2018-03-14 13:12         ` Peter Zijlstra
2018-03-14 13:16         ` Peter Zijlstra
2018-03-14 13:29         ` Peter Zijlstra
  -- strict thread matches above, loose matches on Subject: below --
2018-03-12  9:14 Jason Vas Dias
2018-03-12 17:41 ` kbuild test robot
2018-03-12  5:44 Jason Vas Dias
2018-03-12  5:33 Jason Vas Dias

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