Subject: Re: [PATCH] net: meth: Add set_rx_mode hook to fix ICMPv6 neighbor discovery

From: Stephen Hemminger <[email-masked]>
Date: Tue, 27 Dec 2011 10:34:08 -0800

On Tue, 27 Dec 2011 00:06:15 -0500
Joshua Kinard <[email-masked]> wrote:

> @@ -95,7 +95,7 @@ struct mace_video {
>   * Ethernet interface
>   */
>  struct mace_ethernet {
> -	volatile unsigned long mac_ctrl;
> +	volatile u64 mac_ctrl;
>  	volatile unsigned long int_stat;
>  	volatile unsigned long dma_ctrl;
>  	volatile unsigned long timer;

This device driver writer needs to read:
  Documentation/volatile-considered-harmful.txt