netdev - RE: [PATCH 12/24] bpfilter: switch bpfilter_ip_set_sockopt to sockptr

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Message-ID: <f9493b4c514441b4b51bc7e4e75e8c40@AcuMS.aculab.com>
Date:   Tue, 21 Jul 2020 08:36:57 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Christoph Hellwig' <hch@....de>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        "Daniel Borkmann" <daniel@...earbox.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Eric Dumazet <edumazet@...gle.com>
CC:     "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "bpf@...r.kernel.org" <bpf@...r.kernel.org>,
        "netfilter-devel@...r.kernel.org" <netfilter-devel@...r.kernel.org>,
        "coreteam@...filter.org" <coreteam@...filter.org>,
        "linux-sctp@...r.kernel.org" <linux-sctp@...r.kernel.org>,
        "linux-hams@...r.kernel.org" <linux-hams@...r.kernel.org>,
        "linux-bluetooth@...r.kernel.org" <linux-bluetooth@...r.kernel.org>,
        "bridge@...ts.linux-foundation.org" 
        <bridge@...ts.linux-foundation.org>,
        "linux-can@...r.kernel.org" <linux-can@...r.kernel.org>,
        "dccp@...r.kernel.org" <dccp@...r.kernel.org>,
        "linux-decnet-user@...ts.sourceforge.net" 
        <linux-decnet-user@...ts.sourceforge.net>,
        "linux-wpan@...r.kernel.org" <linux-wpan@...r.kernel.org>,
        "linux-s390@...r.kernel.org" <linux-s390@...r.kernel.org>,
        "mptcp@...ts.01.org" <mptcp@...ts.01.org>,
        "lvs-devel@...r.kernel.org" <lvs-devel@...r.kernel.org>,
        "rds-devel@....oracle.com" <rds-devel@....oracle.com>,
        "linux-afs@...ts.infradead.org" <linux-afs@...ts.infradead.org>,
        "tipc-discussion@...ts.sourceforge.net" 
        <tipc-discussion@...ts.sourceforge.net>,
        "linux-x25@...r.kernel.org" <linux-x25@...r.kernel.org>
Subject: RE: [PATCH 12/24] bpfilter: switch bpfilter_ip_set_sockopt to
 sockptr_t

From: Christoph Hellwig
> Sent: 20 July 2020 13:47
> 
> This is mostly to prepare for cleaning up the callers, as bpfilter by
> design can't handle kernel pointers.
                      ^^^ user ??

	David

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