From: Casey Schaufler <casey@schaufler-ca.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: casey.schaufler@intel.com, paul@paul-moore.com,
linux-security-module@vger.kernel.org, jmorris@namei.org,
keescook@chromium.org, john.johansen@canonical.com,
penguin-kernel@i-love.sakura.ne.jp,
stephen.smalley.work@gmail.com, linux-kernel@vger.kernel.org,
linux-api@vger.kernel.org, mic@digikod.net,
casey@schaufler-ca.com
Subject: Re: [PATCH v1 2/8] LSM: Add an LSM identifier for external use
Date: Fri, 28 Oct 2022 09:54:59 -0700 [thread overview]
Message-ID: <612c169c-2e11-13cf-9742-19714a247152@schaufler-ca.com> (raw)
In-Reply-To: <Y1olsHWnaEk6+b1L@kroah.com>
On 10/26/2022 11:31 PM, Greg KH wrote:
> On Wed, Oct 26, 2022 at 12:36:34PM -0700, Casey Schaufler wrote:
>>>> + *
>>>> + * Copyright (C) 2022 Casey Schaufler <casey@schaufler-ca.com>
>>>> + * Copyright (C) Intel Corporation
>>> No date for Intel?
>> The latest guidance I have received is that Intel does not want a date.
> Ok, then I need to have an Intel lawyer sign off on a patch that does
> this in order to have that be their official statement. Otherwise, it
> needs a date.
Seems I misunderstood something. The date will be there.
>>>> + */
>>>> +
>>>> +#ifndef _UAPI_LINUX_LSM_H
>>>> +#define _UAPI_LINUX_LSM_H
>>>> +
>>>> +/*
>>>> + * ID values to identify security modules.
>>>> + * A system may use more than one security module.
>>>> + *
>>>> + * LSM_ID_XXX values 0 - 31 are reserved for future use
>>> Reserved for what? Why?
>> You're not the first person to ask.
> And the answer is?
There hasn't been an argument for it beyond "just in case".
I can't see a rational reason to reserve specific numbers as
I don't see value in LSM ranges.
>> I'll remove the reserved values for the next version.
> Because we asked it will be removed?
Because I don't have a good reason for including it and it
has been called into question. If a reviewer has a legitimate
case for reserved values they may be back.
> confused,
>
> greg k-h
next prev parent reply other threads:[~2022-10-28 16:55 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20221025184519.13231-1-casey.ref@schaufler-ca.com>
2022-10-25 18:45 ` [PATCH v1 0/8] LSM: Two basic syscalls Casey Schaufler
2022-10-25 18:45 ` [PATCH v1 1/8] LSM: Identify modules by more than name Casey Schaufler
2022-10-26 5:56 ` Greg KH
2022-10-25 18:45 ` [PATCH v1 2/8] LSM: Add an LSM identifier for external use Casey Schaufler
2022-10-26 5:58 ` Greg KH
2022-10-26 19:36 ` Casey Schaufler
2022-10-27 0:11 ` Tetsuo Handa
2022-10-27 6:31 ` Greg KH
2022-10-28 16:54 ` Casey Schaufler [this message]
2022-11-09 23:33 ` Paul Moore
2022-11-10 0:57 ` Casey Schaufler
2022-11-10 2:37 ` Paul Moore
2022-11-09 23:33 ` Paul Moore
2022-11-10 0:46 ` Casey Schaufler
2022-10-25 18:45 ` [PATCH v1 3/8] LSM: Identify the process attributes for each module Casey Schaufler
2022-10-26 5:59 ` Greg KH
2022-11-09 23:34 ` Paul Moore
2022-11-10 1:03 ` Casey Schaufler
2022-11-10 2:39 ` Paul Moore
2022-10-25 18:45 ` [PATCH v1 4/8] LSM: Maintain a table of LSM attribute data Casey Schaufler
2022-10-26 6:00 ` Greg KH
2022-10-27 0:38 ` Casey Schaufler
2022-10-27 6:29 ` Greg KH
2022-10-27 17:08 ` Casey Schaufler
2022-10-27 17:13 ` Greg KH
2022-11-09 23:34 ` Paul Moore
2022-11-09 23:34 ` Paul Moore
2022-11-09 23:34 ` Paul Moore
2022-10-25 18:45 ` [PATCH v1 5/8] proc: Use lsmids instead of lsm names for attrs Casey Schaufler
2022-10-25 18:45 ` [PATCH v1 6/8] LSM: lsm_self_attr syscall for LSM self attributes Casey Schaufler
2022-10-25 21:49 ` kernel test robot
2022-10-26 6:03 ` Greg KH
2022-10-26 7:01 ` kernel test robot
2022-10-26 8:14 ` kernel test robot
2022-10-26 9:33 ` kernel test robot
2022-11-09 23:34 ` Paul Moore
2022-11-10 1:32 ` Casey Schaufler
2022-11-10 3:02 ` Paul Moore
2022-11-10 23:36 ` Paul Moore
2022-11-11 0:36 ` Casey Schaufler
2022-11-11 3:16 ` Paul Moore
2022-10-25 18:45 ` [PATCH v1 7/8] LSM: Create lsm_module_list system call Casey Schaufler
2022-10-26 6:02 ` Greg KH
2022-10-26 12:07 ` kernel test robot
2022-11-09 23:35 ` Paul Moore
2022-11-10 1:37 ` Casey Schaufler
2022-11-10 3:17 ` Paul Moore
2022-10-25 18:45 ` [PATCH v1 8/8] lsm: wireup syscalls lsm_self_attr and lsm_module_list Casey Schaufler
2022-10-26 2:01 ` kernel test robot
2022-10-26 8:07 ` Geert Uytterhoeven
2022-11-23 19:57 [PATCH v1 0/8] LSM: Two basic syscalls Casey Schaufler
2022-11-23 19:57 ` [PATCH v1 2/8] LSM: Add an LSM identifier for external use Casey Schaufler
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