linux-kernel - Re: [patch V2] wireless: mwifiex: Use the proper interfaces

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Date:	Thu, 12 Jun 2014 10:38:58 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Bing Zhao <bzhao@...vell.com>, 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" <linux-wireless@...r.kernel.org>
Subject: Re: [patch V2] wireless: mwifiex: Use the proper interfaces

On Thu, 2014-06-12 at 10:31 +0200, Thomas Gleixner wrote:

> +	u32 queue_delay = ktime_to_ms(net_timedelta(skb->tstamp));

FWIW, I think the same as patch 12 applies here. net_timedelta() doesn't
really seem to be a good way to calculate time deltas.

And yes - I've seen situations where this matters, e.g. when running
ntpdate after system startup.

johannes


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