linux-kernel - RE: [PATCH] wan: time

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Message-ID: <E603DC592C92B54A89CEF6B0919A0B1CAFDE223C6D@SOLO.hq.farsitecommunications.com>
Date:	Wed, 28 May 2014 08:09:19 +0100
From:	Kevin Curtis <Kevin.Curtis@...site.com>
To:	David Miller <davem@...emloft.net>,
	"joe@...ches.com" <joe@...ches.com>
CC:	"manuel.schoelling@....de" <manuel.schoelling@....de>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: RE: [PATCH] wan: time_before()

Hi,
    Yes, a usleep(10) would be just fine.


Regards

Kevin

-----Original Message-----
From: David Miller [mailto:davem@...emloft.net] 
Sent: 26 May 2014 05:41
To: joe@...ches.com
Cc: manuel.schoelling@....de; Kevin Curtis; netdev@...r.kernel.org; linux-kernel@...r.kernel.org; kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] wan: time_before()

From: Joe Perches <joe@...ches.com>
Date: Sun, 25 May 2014 10:58:52 -0700

> On Sun, 2014-05-25 at 19:32 +0200, Manuel Schölling wrote:
>> To be future-proof and for better readability the time comparisons 
>> are modified to use time_before() instead of plain, error-prone math.
> 
> Sensible change, but it seems these should be
> udelay(some_constant) instead of a a rather variable time wait based 
> on a system/config defined jiffies.

Agreed, this code probably wants udelay(10) or something like that.
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