linux-kernel - Re: [PATCH v6 7/9] tpm: redefine read_log() to handle ACPI/OF at runtime

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Message-ID: <20161115001442.ldavk5vsrbukzyhq@intel.com>
Date:   Mon, 14 Nov 2016 16:14:42 -0800
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Nayna Jain <nayna@...ux.vnet.ibm.com>
Cc:     tpmdd-devel@...ts.sourceforge.net, peterhuewe@....de,
        tpmdd@...horst.net, jgunthorpe@...idianresearch.com,
        linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH v6 7/9] tpm: redefine read_log() to handle ACPI/OF at
 runtime

On Mon, Nov 14, 2016 at 05:00:54AM -0500, Nayna Jain wrote:
> Currently, read_log() has two implementations: one for ACPI platforms
> and the other for device tree(OF) based platforms. The proper one is
> selected at compile time using Kconfig and #ifdef in the Makefile,
> which is not the recommended approach.
> 
> This patch removes the #ifdef in the Makefile by defining a single
> read_log() method, which checks for ACPI/OF event log properties at
> runtime.
> 
> Suggested-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
> Signed-off-by: Nayna Jain <nayna@...ux.vnet.ibm.com>
> Reviewed-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>

Tested-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>

/Jarkko