Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
MIME-Version: 1.0
References: <20200408115926.1467567-1-hch@lst.de> <20200408115926.1467567-20-hch@lst.de>
 <20200408122504.GO3456981@phenom.ffwll.local> <eb48f7b6327e482ea9911b129210c0417ab48345.camel@kernel.crashing.org>
 <CAKMK7uHtkLvdsWFGiAtkzVa5mpnDvXkn3CHZQ6bgJ_enbyAc8A@mail.gmail.com> <0f360b9cb72b80bae0d0db8150f65598c2776268.camel@kernel.crashing.org>
In-Reply-To: <0f360b9cb72b80bae0d0db8150f65598c2776268.camel@kernel.crashing.org>
From:   Daniel Vetter <daniel@ffwll.ch>
Date:   Fri, 10 Apr 2020 10:11:02 +0200
Message-ID: <CAKMK7uHKyN+c5oTEYVursx4at9br7LSXRb8PMoNEAEBh0hfBLQ@mail.gmail.com>
Subject: Re: [PATCH 19/28] gpu/drm: remove the powerpc hack in drm_legacy_sg_alloc
To:     Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc:     Christoph Hellwig <hch@lst.de>,
        Andrew Morton <akpm@linux-foundation.org>,
        "K. Y. Srinivasan" <kys@microsoft.com>,
        Haiyang Zhang <haiyangz@microsoft.com>,
        Stephen Hemminger <sthemmin@microsoft.com>,
        Wei Liu <wei.liu@kernel.org>, X86 ML <x86@kernel.org>,
        David Airlie <airlied@linux.ie>,
        Laura Abbott <labbott@redhat.com>,
        Sumit Semwal <sumit.semwal@linaro.org>,
        Sakari Ailus <sakari.ailus@linux.intel.com>,
        Minchan Kim <minchan@kernel.org>,
        Nitin Gupta <ngupta@vflare.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Christophe Leroy <christophe.leroy@c-s.fr>,
        Peter Zijlstra <peterz@infradead.org>,
        linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
        linux-hyperv@vger.kernel.org,
        dri-devel <dri-devel@lists.freedesktop.org>,
        "moderated list:DMA BUFFER SHARING FRAMEWORK" 
        <linaro-mm-sig@lists.linaro.org>,
        "open list:GENERIC INCLUDE/A..." <linux-arch@vger.kernel.org>,
        Linux MM <linux-mm@kvack.org>,
        "list@263.net:IOMMU DRIVERS <iommu@lists.linux-foundation.org>, Joerg
        Roedel <joro@8bytes.org>," <iommu@lists.linux-foundation.org>,
        Linux ARM <linux-arm-kernel@lists.infradead.org>,
        linux-s390@vger.kernel.org, bpf <bpf@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Content-Type: text/plain; charset="UTF-8"
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Fri, Apr 10, 2020 at 12:57 AM Benjamin Herrenschmidt
<benh@kernel.crashing.org> wrote:
>
> On Thu, 2020-04-09 at 11:41 +0200, Daniel Vetter wrote:
> > Now if these boxes didn't ever have agp then I think we can get away
> > with deleting this, since we've already deleted the legacy radeon
> > driver. And that one used vmalloc for everything. The new kms one does
> > use the dma-api if the gpu isn't connected through agp
>
> Definitely no AGP there.

Ah in that case I think we can be sure that this code is dead.

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>

Cheers, Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch