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From: Alexei Starovoitov <alexei.starovoitov@gmail.com>
To: Christoph Hellwig <hch@lst.de>
Cc: "David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	Eric Dumazet <edumazet@google.com>,
	Linux Crypto Mailing List <linux-crypto@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Network Development <netdev@vger.kernel.org>,
	bpf <bpf@vger.kernel.org>,
	netfilter-devel <netfilter-devel@vger.kernel.org>,
	coreteam@netfilter.org, linux-sctp@vger.kernel.org,
	linux-hams@vger.kernel.org, linux-bluetooth@vger.kernel.org,
	"moderated list:ETHERNET BRIDGE"
	<bridge@lists.linux-foundation.org>,
	linux-can@vger.kernel.org, dccp@vger.kernel.org,
	linux-decnet-user@lists.sourceforge.net,
	linux-wpan@vger.kernel.org,
	linux-s390 <linux-s390@vger.kernel.org>,
	mptcp@lists.01.org, lvs-devel@vger.kernel.org,
	rds-devel@oss.oracle.com, linux-afs@lists.infradead.org,
	tipc-discussion@lists.sourceforge.net, linux-x25@vger.kernel.org
Subject: Re: get rid of the address_space override in setsockopt
Date: Wed, 22 Jul 2020 10:09:41 -0700
Message-ID: <CAADnVQKy0+rsRftEzp4PvxQtj7uOwybz0Nd4_h0FR37p2Q=X4w@mail.gmail.com> (raw)
In-Reply-To: <20200722075657.GB26554@lst.de>

On Wed, Jul 22, 2020 at 12:56 AM Christoph Hellwig <hch@lst.de> wrote:
>
> On Mon, Jul 20, 2020 at 01:47:56PM -0700, Alexei Starovoitov wrote:
> > > a kernel pointer.  This is something that works for most common sockopts
> > > (and is something that the ePBF support relies on), but unfortunately
> > > in various corner cases we either don't use the passed in length, or in
> > > one case actually copy data back from setsockopt, so we unfortunately
> > > can't just always do the copy in the highlevel code, which would have
> > > been much nicer.
> >
> > could you rebase on bpf-next tree and we can route it this way then?
> > we'll also test the whole thing before applying.
>
> The bpf-next tree is missing all my previous setsockopt cleanups, so
> there series won't apply.

Right. I've realized that after sending that email two days ago.
Now bpf-next->net-next PR is pending and as soon as it's merged
bpf-next will have all the recent bits.

  reply index

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-20 12:47 Christoph Hellwig
2020-07-20 12:47 ` [PATCH 01/24] bpfilter: reject kernel addresses Christoph Hellwig
2020-07-20 12:47 ` [PATCH 02/24] bpfilter: fix up a sparse annotation Christoph Hellwig
2020-07-21  2:40   ` Luc Van Oostenryck
2020-07-21  5:23     ` Christoph Hellwig
2020-07-21  5:28       ` Al Viro
2020-07-20 12:47 ` [PATCH 03/24] net: add a new sockptr_t type Christoph Hellwig
2020-07-20 16:37   ` Eric Biggers
2020-07-20 17:43     ` Christoph Hellwig
2020-07-20 17:55       ` Eric Biggers
2020-07-22  7:56         ` Christoph Hellwig
2020-07-21  9:55     ` David Laight
2020-07-21 10:14   ` David Laight
2020-07-20 12:47 ` [PATCH 04/24] net: switch copy_bpf_fprog_from_user to sockptr_t Christoph Hellwig
2020-07-20 12:47 ` [PATCH 05/24] net: switch sock_setbindtodevice " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 06/24] net: switch sock_set_timeout " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 07/24] " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 08/24] net/xfrm: switch xfrm_user_policy " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 09/24] netfilter: remove the unused user argument to do_update_counters Christoph Hellwig
2020-07-20 12:47 ` [PATCH 10/24] netfilter: switch xt_copy_counters to sockptr_t Christoph Hellwig
2020-07-20 12:47 ` [PATCH 11/24] netfilter: switch nf_setsockopt " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 12/24] bpfilter: switch bpfilter_ip_set_sockopt " Christoph Hellwig
2020-07-21  8:36   ` David Laight
2020-07-22  8:00     ` 'Christoph Hellwig'
2020-07-22  8:01       ` 'Christoph Hellwig'
2020-07-20 12:47 ` [PATCH 13/24] net/ipv4: switch ip_mroute_setsockopt " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 14/24] net/ipv4: merge ip_options_get and ip_options_get_from_user Christoph Hellwig
2020-07-20 12:47 ` [PATCH 15/24] net/ipv4: switch do_ip_setsockopt to sockptr_t Christoph Hellwig
2020-07-20 12:47 ` [PATCH 16/24] net/ipv6: switch ip6_mroute_setsockopt " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 17/24] net/ipv6: split up ipv6_flowlabel_opt Christoph Hellwig
2020-07-20 12:47 ` [PATCH 18/24] net/ipv6: switch ipv6_flowlabel_opt to sockptr_t Christoph Hellwig
2020-07-20 12:47 ` [PATCH 19/24] net/ipv6: factor out a ipv6_set_opt_hdr helper Christoph Hellwig
2020-07-20 12:47 ` [PATCH 20/24] net/ipv6: switch do_ipv6_setsockopt to sockptr_t Christoph Hellwig
2020-07-20 12:47 ` [PATCH 21/24] net/udp: switch udp_lib_setsockopt " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 22/24] net/tcp: switch ->md5_parse " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 23/24] net/tcp: switch do_tcp_setsockopt " Christoph Hellwig
2020-07-20 12:47 ` [PATCH 24/24] net: pass a sockptr_t into ->setsockopt Christoph Hellwig
2020-07-20 14:19   ` Stefan Schmidt
2020-07-20 23:20     ` David Miller
2020-07-22  8:26   ` [MPTCP] " Matthieu Baerts
2020-07-20 16:38 ` get rid of the address_space override in setsockopt Eric Biggers
2020-07-20 17:43   ` Christoph Hellwig
2020-07-20 20:47 ` Alexei Starovoitov
2020-07-22  7:56   ` Christoph Hellwig
2020-07-22 17:09     ` Alexei Starovoitov [this message]
2020-07-21  9:38 ` David Laight
2020-07-22  8:06   ` 'Christoph Hellwig'
2020-07-22  8:21     ` David Laight
2020-07-21 10:26 ` David Laight
2020-07-22  8:07   ` 'Christoph Hellwig'

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