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:   Mon, 15 Jun 2020 11:40:35 +1000
From:   "Oliver O'Halloran" <oohall@...il.com>
To:     Greg Thelen <gthelen@...gle.com>
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Michael Ellerman <mpe@...erman.id.au>,
        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

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>