netdev - Re: [PATCH net-2.6] ethtool: Compat handling for struct ethtool

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Message-ID: <4D826621.8070905@intel.com>
Date:	Thu, 17 Mar 2011 12:50:57 -0700
From:	Alexander Duyck <alexander.h.duyck@...el.com>
To:	Ben Hutchings <bhutchings@...arflare.com>
CC:	David Miller <davem@...emloft.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Santwona Behera <santwona.behera@....com>
Subject: Re: [PATCH net-2.6] ethtool: Compat handling for struct ethtool_rxnfc

On 3/17/2011 10:34 AM, Ben Hutchings wrote:
> This structure was accidentally defined such that its layout can
> differ between 32-bit and 64-bit processes.  Add compat structure
> definitions and an ioctl wrapper function.
>
> Signed-off-by: Ben Hutchings<bhutchings@...arflare.com>
> Cc: stable@...nel.org [2.6.30+]
> ---
> David,
>
> I still haven't received any response on whether the ETHTOOL_GRXCLSRLALL
> wrapping works with a real driver, but perhaps you could test it against
> niu?  I think sparc32 and sparc64 have the same alignment for u64 so
> this wrapper isn't strictly necessary, but it would still be used.  (Or
> we can arrange to disable the conversion when compat_ethtool_rxnfc is
> equivalent to ethtool_rxnfc.)
>
> Ben.

I'll try to pull this into my current development tree and test it while 
working on the next set of RFC patches for ixgbe w/ updated flow 
director.  I probably won't have it done until the middle of next week 
though.

Thanks,

Alex
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