[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <7c5e3a40-9889-1cc2-583d-51f8c3294908@amd.com>
Date: Tue, 30 Mar 2021 18:21:11 +0200
From: Christian König <christian.koenig@....com>
To: Xℹ Ruoyao <xry111@...gyan1223.wang>,
amd-gfx@...ts.freedesktop.org
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
Huacai Chen <chenhuacai@...nel.org>,
Dan Horák <dan@...ny.cz>,
Alex Deucher <alexander.deucher@....com>,
David Airlie <airlied@...ux.ie>
Subject: Re: [PATCH 0/2] ensure alignment on CPU page for bo mapping
Reviewed-by: Christian König <christian.koenig@....com> for the entire
series.
Alex will probably pick them up for the next feature pull request.
Regards,
Christian.
Am 30.03.21 um 17:33 schrieb Xℹ Ruoyao:
> In AMDGPU driver, the bo mapping should always align to CPU page or
> the page table is corrupted.
>
> The first patch is cherry-picked from Loongson community, which sets a
> suitable dev_info.gart_page_size so Mesa will handle the alignment
> correctly.
>
> The second patch is added to ensure an ioctl with unaligned parameter to
> be rejected -EINVAL, instead of causing page table corruption.
>
> The patches should be applied for drm-next.
>
> Huacai Chen (1):
> drm/amdgpu: Set a suitable dev_info.gart_page_size
>
> Xℹ Ruoyao (1):
> drm/amdgpu: check alignment on CPU page for bo map
>
> drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 4 ++--
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 8 ++++----
> 2 files changed, 6 insertions(+), 6 deletions(-)
>
>
> base-commit: a0c8b193bfe81cc8e9c7c162bb8d777ba12596f0
Powered by blists - more mailing lists