linux-kernel - Re: [PATCH v2 1/2] selinux: add brief info to policydb

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Message-ID: <CAPkE-bWHAV=bnj2=PXkW9=5wyzo=7M2rQz06ODyt828yU-BUVQ@mail.gmail.com>
Date:   Thu, 11 May 2017 14:59:27 +0200
From:   Sebastien Buisson <sbuisson.ddn@...il.com>
To:     Casey Schaufler <casey@...aufler-ca.com>
Cc:     linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org, selinux@...ho.nsa.gov,
        serge@...lyn.com, james.l.morris@...cle.com,
        Eric Paris <eparis@...isplace.org>,
        Stephen Smalley <sds@...ho.nsa.gov>,
        Paul Moore <paul@...l-moore.com>,
        Sebastien Buisson <sbuisson@....com>
Subject: Re: [PATCH v2 1/2] selinux: add brief info to policydb

2017-05-05 20:33 GMT+02:00 Casey Schaufler <casey@...aufler-ca.com>:
> How do you see policy_brief being used by a modules
> with dynamic policy?

Policy's brief is computed on the binary representation every time the
policy is loaded, and when enforce or checkreqprot are changed. It
should not be a problem with a dynamic policy, unless I am missing
something.