netdev - Re: [PATCH 1/1] net/ipv4: Enable flow-based ECMP

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Date:	Mon, 3 Aug 2015 22:31:58 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Richard Laing <richard.laing@...iedtelesis.co.nz>
Cc:	netdev@...r.kernel.org, jmorris@...ei.org
Subject: Re: [PATCH 1/1] net/ipv4: Enable flow-based ECMP

On Tue,  4 Aug 2015 13:28:47 +1200
Richard Laing <richard.laing@...iedtelesis.co.nz> wrote:

> diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
> index 5fa643b..7db9f72 100644
> --- a/include/net/ip_fib.h
> +++ b/include/net/ip_fib.h
> @@ -117,6 +117,8 @@ struct fib_info {
>  #ifdef CONFIG_IP_ROUTE_MULTIPATH
>  	int			fib_power;
>  #endif
> +	/* Cache the number of live nexthops for flow based ECMP calculation. */
> +	int			live_nexthops;

unsigned or u16 ? rather than risking sign issues.
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