From: Alexei Starovoitov <ast@fb.com>
To: Andy Lutomirski <luto@kernel.org>,
"Luis R. Rodriguez" <mcgrof@kernel.org>
Cc: Jessica Yu <jeyu@redhat.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Mimi Zohar <zohar@linux.vnet.ibm.com>,
Djalal Harouni <tixxdz@gmail.com>,
David Miller <davem@davemloft.net>,
Kees Cook <keescook@chromium.org>,
Alexei Starovoitov <ast@kernel.org>,
Al Viro <viro@zeniv.linux.org.uk>,
Daniel Borkmann <daniel@iogearbox.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Network Development <netdev@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
kernel-team <kernel-team@fb.com>,
Linux API <linux-api@vger.kernel.org>,
Michal Hocko <mhocko@kernel.org>, Hannes Reinecke <hare@suse.com>,
<werner@suse.com>
Subject: Re: [PATCH net-next] modules: allow modprobe load regular elf binaries
Date: Thu, 22 Mar 2018 15:21:33 -0700 [thread overview]
Message-ID: <fbc7ef7a-83fe-67ab-3637-c064edf63cb8@fb.com> (raw)
In-Reply-To: <CALCETrWFhTurv0gwxRcdLn4CD-1ySE=v4ZgvbsUYJqruZNMptQ@mail.gmail.com>
On 3/22/18 3:15 PM, Andy Lutomirski wrote:
> On Thu, Mar 22, 2018 at 8:54 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:
>> If we can ensure that these usermode modules don't take *any time at all* on
>> their init *from the start*, it would be wonderful and we'd end up avoiding
>> some really odd corner case issues later.
>>
>
> I don't see why this issue needs to exist at all for the new stuff.
> After all, the new things aren't usermode modules per se. They're
> regular kernel code (modular or otherwise) that loads a usermode
> helper. All we need to do is to make sure that, if this is
> distributed as a module, that it's init routine doesn't wait for a
> long time, right?
I've implemented all of the previous suggestions and
now there are zero changes to kernel/module.c
I still need to finish tracpoint stuff first and polish umh code a bit
before sending new version.
Let's hold on this thread until then.
next prev parent reply other threads:[~2018-03-22 22:22 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-06 1:34 Alexei Starovoitov
2018-03-06 2:13 ` Randy Dunlap
2018-03-06 3:02 ` Alexei Starovoitov
2018-03-06 11:05 ` Greg KH
2018-03-07 1:07 ` Alexei Starovoitov
2018-03-07 3:24 ` Greg KH
2018-03-06 19:12 ` Linus Torvalds
2018-03-06 23:42 ` Chris Mason
2018-05-02 9:12 ` Jesper Dangaard Brouer
2018-03-06 20:01 ` Andy Lutomirski
2018-03-06 20:26 ` Linus Torvalds
2018-03-07 17:22 ` David Miller
2018-03-08 1:23 ` Luis R. Rodriguez
2018-03-08 23:07 ` Alexei Starovoitov
2018-03-09 1:58 ` Luis R. Rodriguez
2018-03-09 0:24 ` Kees Cook
2018-03-09 0:57 ` Alexei Starovoitov
2018-03-09 1:04 ` Andy Lutomirski
2018-03-09 1:25 ` Alexei Starovoitov
2018-03-09 1:24 ` Kees Cook
2018-03-09 0:59 ` Andy Lutomirski
2018-03-09 1:20 ` Alexei Starovoitov
2018-03-09 2:12 ` Andy Lutomirski
2018-03-09 2:31 ` David Miller
2018-03-09 3:10 ` Andy Lutomirski
2018-03-09 3:27 ` Alexei Starovoitov
2018-03-09 1:38 ` Linus Torvalds
2018-03-09 1:44 ` Kees Cook
2018-03-09 3:06 ` Linus Torvalds
2018-03-09 3:17 ` Linus Torvalds
2018-03-09 3:54 ` Andy Lutomirski
2018-03-09 5:08 ` Alexei Starovoitov
2018-03-09 15:16 ` Andy Lutomirski
2018-03-09 15:39 ` Alexei Starovoitov
2018-03-09 16:24 ` Andy Lutomirski
2018-03-09 17:32 ` Alexei Starovoitov
2018-03-09 18:15 ` Greg KH
2018-03-09 18:23 ` Andy Lutomirski
2018-03-09 18:29 ` Greg KH
2018-03-09 18:50 ` Alexei Starovoitov
2018-03-09 18:55 ` David Miller
2018-03-09 19:37 ` Andy Lutomirski
2018-03-10 1:43 ` Alexei Starovoitov
2018-03-11 2:17 ` Andy Lutomirski
2018-03-09 18:17 ` Linus Torvalds
2018-03-09 18:35 ` David Miller
2018-03-09 18:43 ` Kees Cook
2018-03-09 18:50 ` Linus Torvalds
2018-03-09 18:54 ` Kees Cook
2018-03-09 18:58 ` Alexei Starovoitov
2018-03-12 12:02 ` Edward Cree
2018-03-12 17:49 ` Alexei Starovoitov
2018-03-09 18:48 ` Andy Lutomirski
2018-03-09 18:53 ` Linus Torvalds
2018-03-09 18:57 ` David Miller
2018-03-09 19:12 ` Linus Torvalds
2018-03-09 19:38 ` Linus Torvalds
2018-03-09 19:45 ` Andy Lutomirski
2018-03-10 2:34 ` Alexei Starovoitov
2018-03-10 14:08 ` Luis R. Rodriguez
2018-03-10 15:16 ` Luis R. Rodriguez
2018-03-10 15:34 ` Luis R. Rodriguez
2018-03-12 17:22 ` Alexei Starovoitov
2018-03-13 8:48 ` Greg Kroah-Hartman
2018-03-22 20:54 ` Luis R. Rodriguez
2018-03-22 22:15 ` Andy Lutomirski
2018-03-22 22:21 ` Alexei Starovoitov [this message]
2018-03-23 2:47 ` Luis R. Rodriguez
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