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References: <20230509183301.1745462-1-olvaffe@gmail.com>
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From:   Chia-I Wu <olvaffe@gmail.com>
Date:   Wed, 17 May 2023 14:26:49 -0700
Message-ID: <CAPaKu7TqUt1L-5RUuwEagr2UUs8maOO+FSoS2PEoP9eO1-JJSw@mail.gmail.com>
Subject: Re: [PATCH 1/2] amdgpu: validate drm_amdgpu_gem_va addrs for all ops
To:     dri-devel@lists.freedesktop.org
Cc:     Alex Deucher <alexander.deucher@amd.com>,
        =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>,
        "Pan, Xinhui" <Xinhui.Pan@amd.com>,
        David Airlie <airlied@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        Felix Kuehling <Felix.Kuehling@amd.com>,
        =?UTF-8?B?TWFyZWsgT2zFocOhaw==?= <marek.olsak@amd.com>,
        Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>,
        Suren Baghdasaryan <surenb@google.com>,
        Kefeng Wang <wangkefeng.wang@huawei.com>,
        Yang Li <yang.lee@linux.alibaba.com>,
        Philip Yang <Philip.Yang@amd.com>,
        Luben Tuikov <luben.tuikov@amd.com>,
        Danijel Slivka <danijel.slivka@amd.com>,
        Mukul Joshi <mukul.joshi@amd.com>,
        amd-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org
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On Tue, May 9, 2023 at 11:33=E2=80=AFAM Chia-I Wu <olvaffe@gmail.com> wrote=
:
>
> Extend the address and size validations to AMDGPU_VA_OP_UNMAP and
> AMDGPU_VA_OP_CLEAR by moving the validations to amdgpu_gem_va_ioctl.
>
> Internal users of amdgpu_vm_bo_map are no longer validated but they
> should be fine.
>
> Userspace (radeonsi and radv) seems fine as well.
Does this series make sense?