Re: [PATCH] net: Abstract features usage.

[Stephen Hemminger <shemminger@vyatta.com>]

On Tue, 24 May 2011 11:52:42 -0700
Mahesh Bandewar <maheshb@google.com> wrote:

> Define macros to set/clear/test bits for feature set usage. This will eliminate
> the direct use of these fields and enable future ease in managing these fields.
> 
> Signed-off-by: Mahesh Bandewar <maheshb@google.com>
> ---
>  include/linux/netdev_features.h |  137 +++++++++++++++++++++++++++++++++++++++
>  include/linux/netdevice.h       |   35 ++---------
>  2 files changed, 142 insertions(+), 30 deletions(-)
>  create mode 100644 include/linux/netdev_features.h
> 
> diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
> new file mode 100644
> index 0000000..97bf8c4
> --- /dev/null
> +++ b/include/linux/netdev_features.h
> @@ -0,0 +1,137 @@
> +#ifndef	_NETDEV_FEATURES_H
> +#define	_NETDEV_FEATURES_H
> +
> +/* Forward declarations */
> +struct net_device;
> +
> +typedef	unsigned long *nd_feature_t

typedef'ing a pointer is strongly discouraged by kernel coding style.
You need to use another way such as open coding it.

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