netdev - Re: [PATCH] iw_cxgb4: fix for 64-bit integer division

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Date:	Thu, 17 Jul 2014 22:44:42 +0400
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Hariprasad Shenai <hariprasad@...lsio.com>, netdev@...r.kernel.org,
	linux-rdma@...r.kernel.org
CC:	davem@...emloft.net, roland@...estorage.com,
	swise@...ngridcomputing.com, leedom@...lsio.com,
	nirranjan@...lsio.com, kumaras@...lsio.com, anish@...lsio.com
Subject: Re: [PATCH] iw_cxgb4: fix for 64-bit integer division

Hello.

On 07/17/2014 09:01 PM, Hariprasad Shenai wrote:

> Fixed error introduced in commit id 7730b4c (" cxgb4/iw_cxgb4: work request
> logging feature") while compiling on 32 bit architecture reported by kbuild.

> Signed-off-by: Hariprasad Shenai <hariprasad@...lsio.com>
> ---
>   drivers/infiniband/hw/cxgb4/device.c |    3 ++-
>   1 files changed, 2 insertions(+), 1 deletions(-)

> diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c
> index df1f1b5..bb0de61 100644
> --- a/drivers/infiniband/hw/cxgb4/device.c
> +++ b/drivers/infiniband/hw/cxgb4/device.c
[...]
> @@ -150,7 +151,7 @@ static int wr_log_show(struct seq_file *seq, void *v)
>   	int prev_ts_set = 0;
>   	int idx, end;
>
> -#define ts2ns(ts) ((ts) * dev->rdev.lldi.cclk_ps / 1000)
> +#define ts2ns(ts) div64_ul((ts) * dev->rdev.lldi.cclk_ps , 1000)

    Don't need space before comma.

WBR, Sergei

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