netdev - Re: [PATCH v4 04/14] QLogic VNIC: Implementation of Control path of communication protocol

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Date:	Tue, 10 Jun 2008 15:21:47 -0700
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Ramachandra K <ramachandra.kuchimanchi@...gic.com>
Cc:	rdreier@...co.com, general@...ts.openfabrics.org,
	netdev@...r.kernel.org, poornima.kamath@...gic.com,
	amar.mudrankit@...gic.com
Subject: Re: [PATCH v4 04/14] QLogic VNIC: Implementation of Control path of
 communication protocol

On Tue, 10 Jun 2008 17:04:15 -0400
Ramachandra K <ramachandra.kuchimanchi@...gic.com> wrote:

> +#ifdef CONFIG_INFINIBAND_QLGC_VNIC_STATS
> +	struct {
> +		cycles_t	request_time;	/* intermediate value */
> +		cycles_t	response_time;
> +		u32		response_num;
> +		cycles_t	response_max;
> +		cycles_t	response_min;
> +		u32		timeout_num;
> +	} statistics;

Shouldn't you be using ktime_t rather than cycles_t? And then convert
it to some standard time base (ns, ms, or USER_HZ) when reporting
to user space.
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