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

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Date:	Mon, 28 Feb 2011 11:06:55 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	bhutchings@...arflare.com
Cc:	alexander.h.duyck@...el.com, santwona.behera@....com,
	netdev@...r.kernel.org
Subject: Re: [PATCH net-next-2.6] ethtool: Compat handling for struct
 ethtool_rxnfc

From: Ben Hutchings <bhutchings@...arflare.com>
Date: Mon, 28 Feb 2011 18:22:26 +0000

> This structure was accidentally defined such that its layout can
> differ between 32-bit and 64-bit processes.  Add compat structure
> definitions and functions to copy from/to user-space with the
> necessary adjustments.
> 
> Signed-off-by: Ben Hutchings <bhutchings@...arflare.com>

Please implement this via the proper contextual compat ioctl handling
in net/socket.c

Using is_compat_task() is heavily discouraged.
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