netdev - Re: [PATCH net-next v2 2/2] net: diag: allow socket bytecode filters to match socket marks

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Message-ID: <5ae46988-46cc-6c6d-d2c0-772dcb7e29ec@cumulusnetworks.com>
Date:   Wed, 24 Aug 2016 09:14:16 -0600
From:   David Ahern <dsa@...ulusnetworks.com>
To:     Lorenzo Colitti <lorenzo@...gle.com>, netdev@...r.kernel.org
Cc:     eric.dumazet@...il.com, davem@...emloft.net, ek@...gle.com
Subject: Re: [PATCH net-next v2 2/2] net: diag: allow socket bytecode filters
 to match socket marks

On 8/24/16 12:46 AM, Lorenzo Colitti wrote:
> This allows a privileged process to filter by socket mark when
> dumping sockets via INET_DIAG_BY_FAMILY. This is useful on
> systems that use mark-based routing such as Android.
> 
> The ability to filter socket marks requires CAP_NET_ADMIN, which
> is consistent with other privileged operations allowed by the
> SOCK_DIAG interface such as the ability to destroy sockets and
> the ability to inspect BPF filters attached to packet sockets.
> 
> Tested: https://android-review.googlesource.com/261350
> Signed-off-by: Lorenzo Colitti <lorenzo@...gle.com>
> ---
>  include/uapi/linux/inet_diag.h |  6 ++++++
>  net/ipv4/inet_diag.c           | 36 +++++++++++++++++++++++++++++++++---
>  2 files changed, 39 insertions(+), 3 deletions(-)

Acked-by: David Ahern <dsa@...ulusnetworks.com>