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Message-ID: <908acfec-1b76-8d4c-1c24-34f9977a1af6@linux.ibm.com>
Date: Tue, 5 Sep 2023 15:17:09 -0400
From: Stefan Berger <stefanb@...ux.ibm.com>
To: Roberto Sassu <roberto.sassu@...weicloud.com>,
viro@...iv.linux.org.uk, brauner@...nel.org,
chuck.lever@...cle.com, jlayton@...nel.org, neilb@...e.de,
kolga@...app.com, Dai.Ngo@...cle.com, tom@...pey.com,
zohar@...ux.ibm.com, dmitry.kasatkin@...il.com,
paul@...l-moore.com, jmorris@...ei.org, serge@...lyn.com,
dhowells@...hat.com, jarkko@...nel.org,
stephen.smalley.work@...il.com, eparis@...isplace.org,
casey@...aufler-ca.com
Cc: linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-nfs@...r.kernel.org, linux-integrity@...r.kernel.org,
linux-security-module@...r.kernel.org, keyrings@...r.kernel.org,
selinux@...r.kernel.org, Roberto Sassu <roberto.sassu@...wei.com>
Subject: Re: [PATCH v3 21/25] ima: Move to LSM infrastructure
On 9/4/23 09:40, Roberto Sassu wrote:
> From: Roberto Sassu <roberto.sassu@...wei.com>
>
> Remove hardcoded IMA function calls (not for appraisal) from the LSM
> infrastructure, the VFS, NFS and the key subsystem.
>
> Make those functions as static (except for ima_file_check() which is
> exported, and ima_post_key_create_or_update(), which is not in ima_main.c),
> and register them as implementation of the respective hooks in the new
> function init_ima_lsm().
>
> Call init_ima_lsm() from integrity_lsm_init() (renamed from
> integrity_iintcache_init()), to make sure that the integrity subsystem is
> ready at the time IMA hooks are registered. The same will be done for EVM,
> by calling init_evm_lsm() just after init_ima_lsm().
>
> Signed-off-by: Roberto Sassu <roberto.sassu@...wei.com>
> Acked-by: Chuck Lever <chuck.lever@...cle.com>
> Reviewed-by: Casey Schaufler <casey@...aufler-ca.com>
> index 6e4d060ff378..58591b5cbdb4 100644
> --- a/include/linux/ima.h
> +++ b/include/linux/ima.h
> @@ -16,26 +16,7 @@ struct linux_binprm;
>
> #ifdef CONFIG_IMA
> extern enum hash_algo ima_get_current_hash_algo(void);
> -extern int ima_bprm_check(struct linux_binprm *bprm);
> extern int ima_file_check(struct file *file, int mask);
From what I saw ima_file_check doesn't need to be public anymore, either.
Stefan
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