linux-kernel - Re: [PATCH v2] powerpc/powernv/pci: use ifdef to avoid dead code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sat, 18 Jul 2020 12:12:58 -0700
From:   Greg Thelen <gthelen@...gle.com>
To:     "Oliver O'Halloran" <oohall@...il.com>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] powerpc/powernv/pci: use ifdef to avoid dead code

Oliver O'Halloran <oohall@...il.com> wrote:

> On Mon, Jun 15, 2020 at 9:33 AM Greg Thelen <gthelen@...gle.com> wrote:
>>
>> Commit dc3d8f85bb57 ("powerpc/powernv/pci: Re-work bus PE
>> configuration") removed a couple pnv_ioda_setup_bus_dma() calls.  The
>> only remaining calls are behind CONFIG_IOMMU_API.  Thus builds without
>> CONFIG_IOMMU_API see:
>>   arch/powerpc/platforms/powernv/pci-ioda.c:1888:13: error: 'pnv_ioda_setup_bus_dma' defined but not used
>>
>> Move pnv_ioda_setup_bus_dma() under CONFIG_IOMMU_API to avoid dead code.
>
> Doh! Thanks for the fix.
>
> Reviewed-by: Oliver O'Halloran <oohall@...il.com>

Is there anything else needed from me on this patch?
Given that it fixes a 5.8 commit I figured it'd be 5.8 material.