From: Alexei Starovoitov <ast@plumgrid.com>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>,
Hannes Frederic Sowa <hannes@stressinduktion.org>,
davem@davemloft.net, viro@ZenIV.linux.org.uk, tgraf@suug.ch,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Alexei Starovoitov <ast@kernel.org>
Subject: Re: [PATCH net-next 3/4] bpf: add support for persistent maps/progs
Date: Fri, 16 Oct 2015 19:43:08 -0700 [thread overview]
Message-ID: <5621B5BC.8020204@plumgrid.com> (raw)
In-Reply-To: <87mvviidku.fsf@x220.int.ebiederm.org>
On 10/16/15 4:44 PM, Eric W. Biederman wrote:
> Alexei Starovoitov <ast@plumgrid.com> writes:
>
>> We can argue about api for 2nd, whether it's mount with fd=1234 string
>> or else, but for the first mount style doesn't make sense.
>
> Why does mount not make sense? It is exactly what you are looking for
> so why does it not make sense?
hmm, how do you get a new fd back after mounting it?
Note, open cannot be overloaded, so we end up with BPF_NEW_FD anyway,
but now it's more convoluted and empty mounts are everywhere.
next prev parent reply other threads:[~2015-10-17 2:43 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-16 1:09 [PATCH net-next 0/4] BPF updates Daniel Borkmann
2015-10-16 1:09 ` [PATCH net-next 1/4] bpf: abstract anon_inode_getfd invocations Daniel Borkmann
2015-10-16 1:09 ` [PATCH net-next 2/4] bpf: align and clean bpf_{map,prog}_get helpers Daniel Borkmann
2015-10-16 1:09 ` [PATCH net-next 3/4] bpf: add support for persistent maps/progs Daniel Borkmann
2015-10-16 10:25 ` Hannes Frederic Sowa
2015-10-16 13:36 ` Daniel Borkmann
2015-10-16 16:36 ` Hannes Frederic Sowa
2015-10-16 17:27 ` Daniel Borkmann
2015-10-16 17:37 ` Alexei Starovoitov
2015-10-16 16:18 ` Alexei Starovoitov
2015-10-16 16:43 ` Hannes Frederic Sowa
2015-10-16 17:32 ` Alexei Starovoitov
2015-10-16 17:37 ` Thomas Graf
2015-10-16 17:21 ` Hannes Frederic Sowa
2015-10-16 17:42 ` Alexei Starovoitov
2015-10-16 17:56 ` Daniel Borkmann
2015-10-16 18:41 ` Eric W. Biederman
2015-10-16 19:27 ` Alexei Starovoitov
2015-10-16 19:53 ` Eric W. Biederman
2015-10-16 20:56 ` Alexei Starovoitov
2015-10-16 23:44 ` Eric W. Biederman
2015-10-17 2:43 ` Alexei Starovoitov [this message]
2015-10-17 12:28 ` Daniel Borkmann
2015-10-18 2:20 ` Alexei Starovoitov
2015-10-18 15:03 ` Daniel Borkmann
2015-10-18 16:49 ` Daniel Borkmann
2015-10-18 20:59 ` Alexei Starovoitov
2015-10-19 7:36 ` Hannes Frederic Sowa
2015-10-19 9:51 ` Daniel Borkmann
2015-10-19 14:23 ` Daniel Borkmann
2015-10-19 16:22 ` Alexei Starovoitov
2015-10-19 17:37 ` Daniel Borkmann
2015-10-19 17:37 ` Daniel Borkmann
2015-10-19 18:15 ` Alexei Starovoitov
2015-10-19 18:46 ` Hannes Frederic Sowa
2015-10-19 19:34 ` Alexei Starovoitov
2015-10-19 20:03 ` Hannes Frederic Sowa
2015-10-19 20:48 ` Alexei Starovoitov
2015-10-19 22:17 ` Daniel Borkmann
2015-10-19 22:17 ` Daniel Borkmann
2015-10-20 0:30 ` Alexei Starovoitov
2015-10-20 8:46 ` Daniel Borkmann
2015-10-20 8:46 ` Daniel Borkmann
2015-10-20 17:53 ` Alexei Starovoitov
2015-10-20 18:56 ` Eric W. Biederman
2015-10-21 15:17 ` Daniel Borkmann
2015-10-21 15:17 ` Daniel Borkmann
2015-10-21 18:34 ` Thomas Graf
2015-10-21 22:44 ` Alexei Starovoitov
2015-10-22 13:22 ` Daniel Borkmann
2015-10-22 19:35 ` Eric W. Biederman
2015-10-23 13:47 ` Daniel Borkmann
2015-10-23 13:47 ` Daniel Borkmann
2015-10-20 9:43 ` Hannes Frederic Sowa
2015-10-19 23:02 ` Hannes Frederic Sowa
2015-10-20 1:09 ` Alexei Starovoitov
2015-10-20 10:07 ` Hannes Frederic Sowa
2015-10-20 18:44 ` Alexei Starovoitov
2015-10-16 19:54 ` Daniel Borkmann
2015-10-16 1:09 ` [PATCH net-next 4/4] bpf: add sample usages " Daniel Borkmann
2015-10-19 2:53 ` [PATCH net-next 0/4] BPF updates David Miller
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