Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1672827

Re: [PATCH v2] Moved module init-functions into the module.

Path csiph.com!news.freedyn.net!open-news-network.org!aioe.org!bofh.it!news.nic.it!robomod
From Kees Cook <keescook@chromium.org>
Newsgroups linux.kernel
Subject Re: [PATCH v2] Moved module init-functions into the module.
Date Thu, 22 Jun 2017 19:00:02 +0200
Message-ID <tVdCy-7lD-9@gated-at.bofh.it> (permalink)
References <tV5Ym-2e1-25@gated-at.bofh.it> <tVdCy-7lD-11@gated-at.bofh.it>
X-Original-To Casey Schaufler <casey@schaufler-ca.com>
Dkim-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=L6+rRLBKQCSlDEIyROAVSBb8b+kbXEjrwvPFPzucMFQ=; b=LbY00/seItOI8JpBKFQiirwBvr0VLY5A9SN7VA48gd0SFxlmd0v+GwGbOcQNMZZeVb lvFD8KVjT/KiR0gEL2PC3sVAqAlkBgodfzPDSYOiiIYrFLt29omiCvMhb3CEV4GHPSq1 oMi2GzicpcHSGwwP1GvySY/4geC55MkGSNNYtQFspoomGfS+GXQ/d6hgxjoARzwtFUIk HHwMrx5GtdX8mi/MzX0QgDNh+AIVbv+2PxCzBx82Gpd7UCX2EJvfCg3g+zHxVnOsKdxG WeApT3UMD9SMpZhfVY3nHOl8dteO7eI07bTuRIWNwYVWFiUFgJf2gPz07I+jtIYneZPr SOZw==
Dkim-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=L6+rRLBKQCSlDEIyROAVSBb8b+kbXEjrwvPFPzucMFQ=; b=VN3PqD0fM7P3wethM/CwticZPIV70bBJMMR/LpXnD7WrZk7oYleLedEvtDsAlrJ4oe idzgULXzorj2R4ewtSMoGEmn+mMoMJ9xgC/Rwsn3R+UjILr9KDUSo1Hy1/RCuG7YmFwr flZ9Kheu0Xba+2FVutWUM4cS2CK9rejg07SnA=
X-Google-Dkim-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=L6+rRLBKQCSlDEIyROAVSBb8b+kbXEjrwvPFPzucMFQ=; b=VhElVnuPjt3sUTubVmOxzDVm/EMKzKC2AZeABD9q13Q+M1UZWbshDSYfM8Srn6u09o BO5V+wRaRIfrrtnBqzSaEooABBelmPPdq4B0D/y6wK9TG70i4TRv/pxj/JlNdWmU79lI BjCN7xafvCvO3t5zMbzGZYuXNBTDdbGnTrSEPwfphdWrdEVaRX7JNzKf0Sybo31qPJn5 sMtZUYWR3/YathbQzzj2cFNbAim5ncRrSoR1iF4UPpyfDS0vhxxWU6nxHZ0YD4D2ahwP JyyRbKCDJf/7kqSlXAXw4HtbHLoey1hbdKJcX6POHthsuAA3rvvyWnEx0SaRsnFrk/AN oj2w==
X-Gm-Message-State AKS2vOwkAKhDweCmL7Q94C8mfTyyPiJ4r0muuIhPIZpqF+/T31I0KqX7 a8axQ8bxH3vf8Al2Y+wiICdsyU6MFS0R
X-Received by 10.36.111.142 with SMTP id x136mr2972544itb.20.1498150571196; Thu, 22 Jun 2017 09:56:11 -0700 (PDT)
MIME-Version 1.0
X-Google-Sender-Auth llRlzDQaIE8SzlAvR_dG_T2JeJU
Content-Type text/plain; charset="UTF-8"
Sender robomod@news.nic.it
List-ID <linux-kernel.vger.kernel.org>
X-Mailing-List linux-kernel@vger.kernel.org
Approved robomod@news.nic.it
Lines 27
Organization linux.* mail to news gateway
X-Original-Cc Steve Kemp <steve@steve.fi>, linux-security-module <linux-security-module@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>, James Morris <james.l.morris@oracle.com>, "Serge E. Hallyn" <serge@hallyn.com>
X-Original-Date Thu, 22 Jun 2017 09:56:10 -0700
X-Original-Message-ID <CAGXu5jJb8vc3Og7Mk2LUYvnJT2tZ4_W3MRPetJWtUEpAGZupXg@mail.gmail.com>
X-Original-References <20170622084507.GA4025@steve.org.uk> <589cbc78-2256-2334-e907-2e440f99b612@schaufler-ca.com>
X-Original-Sender linux-kernel-owner@vger.kernel.org
Xref csiph.com linux.kernel:1672827

Show key headers only | View raw


On Thu, Jun 22, 2017 at 9:54 AM, Casey Schaufler <casey@schaufler-ca.com> wrote:
> On 6/22/2017 1:45 AM, Steve Kemp wrote:
>> This commit moves the call to initialize the LSM modules inline
>> into the LSM-files themselves.
>>
>> This removes the need to hunt around for the setup, which was
>> something that bit me when I wrote my own (unrelated) LSM.
>>
>> Keeping LSM code in one place, including the setup of the
>> hooks seems like a sane choice.
>
> The module initialization code belongs in the module.
> The LSM infrastructure should have an absolute minimum
> of module specific information. I would rather see the
> "minor" modules (yama, loadpin) changed to use the module
> registration scheme used by the "major" modules, but that
> will require a mechanism to ensure module ordering, and
> we don't have that yet. No, don't do this.

Yeah, I agree: initialization order is important here and I don't want
to depend on the Makefile for this.

-Kees

-- 
Kees Cook
Pixel Security

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH v2] Moved module init-functions into the module. Steve Kemp <steve@steve.fi> - 2017-06-22 10:50 +0200
  Re: [PATCH v2] Moved module init-functions into the module. Kees Cook <keescook@chromium.org> - 2017-06-22 19:00 +0200
    Re: [PATCH v2] Moved module init-functions into the module. Steve Kemp <steve@steve.fi> - 2017-06-22 19:30 +0200
  Re: [PATCH v2] Moved module init-functions into the module. Casey Schaufler <casey@schaufler-ca.com> - 2017-06-22 19:00 +0200

csiph-web