netdev - Re: [PATCH net-next] drivers/net: fix unresolved 64bit math in mellanox/mlx4/en_dcb

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Message-Id: <20120415.233139.452372897242947075.davem@davemloft.net>
Date:	Sun, 15 Apr 2012 23:31:39 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	paul.gortmaker@...driver.com
Cc:	netdev@...r.kernel.org, amirv@...lanox.com
Subject: Re: [PATCH net-next] drivers/net: fix unresolved 64bit math in
 mellanox/mlx4/en_dcb_nl.c

From: Paul Gortmaker <paul.gortmaker@...driver.com>
Date: Sun, 15 Apr 2012 23:09:54 -0400

> Commit 109d2446052a484c58f07f71f9457bf7b71017f8
> 
>     "net/mlx4_en: Set max rate-limit for a TC"
> 
> introduced 64 bit math operations into mlx4_en_dcbnl_ieee_setmaxrate()
> 
> causing the following final link failure on an x86_32 allmodconfig
> 
>   ERROR: "__udivdi3" [drivers/net/ethernet/mellanox/mlx4/mlx4_en.ko] undefined!
> 
> Convert it to use div_u64() instead.
> 
> Cc: Amir Vadai <amirv@...lanox.com>
> Cc: David S. Miller <davem@...emloft.net>
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>

Please add an explicit linux/math64.h include here too, thanks.
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