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From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
To: Casey Schaufler <casey@schaufler-ca.com>
Cc: linux-security-module <linux-security-module@vger.kernel.org>
Subject: Re: [PATCH v11 02/25] LSM: Create and manage the lsmblob data structure.
Date: Sat, 23 Nov 2019 14:21:23 +0900
Message-ID: <c5096bce-2d77-3e56-f29c-b4a6188e84f1@i-love.sakura.ne.jp> (raw)
In-Reply-To: <20191123011454.3292-1-casey@schaufler-ca.com>

On 2019/11/23 10:14, Casey Schaufler wrote:
> When more than one security module is exporting data to
> audit and networking sub-systems a single 32 bit integer
> is no longer sufficient to represent the data. Add a
> structure to be used instead.
> 
> The lsmblob structure is currently an array of
> u32 "secids". There is an entry for each of the
> security modules built into the system that would
> use secids if active. The system assigns the module
> a "slot" when it registers hooks. If modules are
> compiled in but not registered there will be unused
> slots.
> 
> A new lsm_id structure, which contains the name
> of the LSM and its slot number, is created. There
> is an instance for each LSM, which assigns the name
> and passes it to the infrastructure to set the slot.
> 
> Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
> ---
>  include/linux/lsm_hooks.h  | 12 ++++++--
>  include/linux/security.h   | 58 ++++++++++++++++++++++++++++++++++++++
>  security/apparmor/lsm.c    |  7 ++++-
>  security/commoncap.c       |  7 ++++-
>  security/loadpin/loadpin.c |  8 +++++-
>  security/safesetid/lsm.c   |  8 +++++-
>  security/security.c        | 28 ++++++++++++++----
>  security/selinux/hooks.c   |  8 +++++-
>  security/smack/smack_lsm.c |  7 ++++-
>  security/tomoyo/tomoyo.c   |  8 +++++-
>  security/yama/yama_lsm.c   |  7 ++++-
>  11 files changed, 142 insertions(+), 16 deletions(-)
>

For TOMOYO part,
 
Acked-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>

       reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20191123011454.3292-1-casey.ref@schaufler-ca.com>
     [not found] ` <20191123011454.3292-1-casey@schaufler-ca.com>
2019-11-23  5:21   ` Tetsuo Handa [this message]
2019-11-13 18:19 [PATCH v11 00/25] LSM: Module stacking for AppArmor Casey Schaufler
2019-11-13 18:19 ` [PATCH v11 02/25] LSM: Create and manage the lsmblob data structure Casey Schaufler
2019-11-21 18:40   ` John Johansen
  -- strict thread matches above, loose matches on Subject: below --
2019-11-13 17:56 [PATCH v11 00/25] LSM: Module stacking for AppArmor Casey Schaufler
2019-11-13 17:56 ` [PATCH v11 02/25] LSM: Create and manage the lsmblob data structure Casey Schaufler
2019-11-21  5:36   ` James Morris
2019-11-13 16:50 [PATCH v11 00/25] LSM: Module stacking for AppArmor Casey Schaufler
2019-11-13 16:50 ` [PATCH v11 02/25] LSM: Create and manage the lsmblob data structure Casey Schaufler

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