netdev - Re: [PATCH net-next v2] selftests: add IPv4 unicast extensions tests

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Message-ID: <20210125192858.595f3c71@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Mon, 25 Jan 2021 19:28:58 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Seth David Schoen <schoen@...alty.org>
Cc:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        David Ahern <dsahern@...nel.org>, John Gilmore <gnu@...d.com>
Subject: Re: [PATCH net-next v2] selftests: add IPv4 unicast extensions
 tests

On Mon, 25 Jan 2021 15:38:47 -0800 Seth David Schoen wrote:
> Add selftests for kernel behavior with regard to various classes of
> unallocated/reserved IPv4 addresses, checking whether or not these
> addresses can be assigned as unicast addresses on links and used in
> routing.
> 
> Expect the current kernel behavior at the time of this patch. That is:
> 
> * 0/8 and 240/4 may be used as unicast, with the exceptions of 0.0.0.0
>   and 255.255.255.255;
> * the lowest host in a subnet may only be used as a broadcast address;
> * 127/8 may not be used as unicast (the route_localnet option, which is
>   disabled by default, still leaves it treated slightly specially);
> * 224/4 may not be used as unicast.

Missing your Signed-off-by.