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Date:   Sun, 21 Apr 2019 20:31:23 +0300
From:   Ido Schimmel <idosch@...sch.org>
To:     David Ahern <dsahern@...nel.org>
Cc:     davem@...emloft.net, netdev@...r.kernel.org, idosch@...lanox.com,
        David Ahern <dsahern@...il.com>
Subject: Re: [PATCH net-next] ipv6: Simplify rt6_qualify_for_ecmp

On Sun, Apr 21, 2019 at 08:49:01AM -0700, David Ahern wrote:
> From: David Ahern <dsahern@...il.com>
> 
> After commit c7a1ce397ada ("ipv6: Change addrconf_f6i_alloc to use
> ip6_route_info_create"), the gateway is no longer filled in for fib6_nh
> structs in a prefix route. Accordingly, the RTF_ADDRCONF flag check can
> be dropped from the 'rt6_qualify_for_ecmp'.
> 
> Further, RTF_DYNAMIC is only set in rt6_info instances, so it can be
> removed from the check as well.
> 
> This reduces rt6_qualify_for_ecmp and the mlxsw version to just checking
> if the nexthop has a gateway which is the real indication of whether
> entries can be coalesced into a multipath route.
> 
> Signed-off-by: David Ahern <dsahern@...il.com>

Reviewed-by: Ido Schimmel <idosch@...lanox.com>

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