linux-kernel - Re: [patch 12/13] net: mac80211: Remove silly timespec dance

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Message-ID: <1402555774.4224.1.camel@jlt4.sipsolutions.net>
Date:	Thu, 12 Jun 2014 08:49:34 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	John Stultz <john.stultz@...aro.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	"John W. Linville" <linville@...driver.com>,
	linux-wireless@...r.kernel.org
Subject: Re: [patch 12/13] net: mac80211: Remove silly timespec dance

On Wed, 2014-06-11 at 23:59 +0000, Thomas Gleixner wrote:

> +	msrmnt = ktime_to_ms(net_timedelta(skb_arv));

This is probably more of a question about net_timedelta(), but is
ktime_get_real() really appropriate for duration measurements? Isn't
that non-monotonic?

johannes

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