netdev - Re: [Xen-devel] [PATCH net] xen-netback: add the scenario which now beyond the range time_after

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Message-ID: <526905D2.4000003@oracle.com>
Date:	Thu, 24 Oct 2013 19:34:42 +0800
From:	jianhai luan <jianhai.luan@...cle.com>
To:	Jan Beulich <jbeulich@...e.com>, David.Laight@...LAB.COM,
	wei.liu2@...rix.com
CC:	david.vrabel@...rix.com, ian.campbell@...rix.com,
	xen-devel@...ts.xenproject.org, annie.li@...cle.com,
	netdev@...r.kernel.org
Subject: Re: [Xen-devel] [PATCH net] xen-netback: add the scenario which now
 beyond the range time_after_eq().


>>> As I understand it, this is the idea of this patch -- to narrow down the
>>> timing window.
>> Jan,  do you agree the idea or have better suggestion to me.
> As said before - I disagree (reducing a timing window is never a solution,
> only eliminating it is), and I pointed at the alternative (using 64-bit
> calculations) before.
Your mean is that add u64 member into struct xenvif or add static 
variable to keep expire?

Jason
>
> Jan
>

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