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Subject: Re: [PATCH v9 4/8] powerpc/ima: define trusted boot policy
To:     Nayna Jain <nayna@linux.ibm.com>, linuxppc-dev@ozlabs.org,
        linux-efi@vger.kernel.org, linux-integrity@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org,
        Michael Ellerman <mpe@ellerman.id.au>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Ard Biesheuvel <ard.biesheuvel@linaro.org>,
        Jeremy Kerr <jk@ozlabs.org>,
        Matthew Garret <matthew.garret@nebula.com>,
        Mimi Zohar <zohar@linux.ibm.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Claudio Carvalho <cclaudio@linux.ibm.com>,
        George Wilson <gcwilson@linux.ibm.com>,
        Elaine Palmer <erpalmer@us.ibm.com>,
        Eric Ricther <erichte@linux.ibm.com>,
        Oliver O'Halloran <oohall@gmail.com>,
        Prakhar Srivastava <prsriva02@gmail.com>
References: <20191024034717.70552-1-nayna@linux.ibm.com>
 <20191024034717.70552-5-nayna@linux.ibm.com>
From:   Lakshmi Ramasubramanian <nramas@linux.microsoft.com>
Message-ID: <3e36c14f-d4bb-5da5-b188-ca84bc282f0d@linux.microsoft.com>
Date:   Thu, 24 Oct 2019 10:40:36 -0700
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On 10/23/2019 8:47 PM, Nayna Jain wrote:

> +/*
> + * The "secure_and_trusted_rules" contains rules for both the secure boot and
> + * trusted boot. The "template=ima-modsig" option includes the appended
> + * signature, when available, in the IMA measurement list.
> + */
> +static const char *const secure_and_trusted_rules[] = {
> +	"measure func=KEXEC_KERNEL_CHECK template=ima-modsig",
> +	"measure func=MODULE_CHECK template=ima-modsig",
> +	"appraise func=KEXEC_KERNEL_CHECK appraise_type=imasig|modsig",
> +#ifndef CONFIG_MODULE_SIG_FORCE
> +	"appraise func=MODULE_CHECK appraise_type=imasig|modsig",
> +#endif
> +	NULL
> +};

Same comment as earlier - any way to avoid using conditional compilation 
in C file?

  -lakshmi