From: Sasha Levin <sashal@kernel.org>
To: Alex Deucher <alexdeucher@gmail.com>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
"Christian König" <christian.koenig@amd.com>,
"Simona Vetter" <simona.vetter@ffwll.ch>,
"Felix Kuehling" <felix.kuehling@amd.com>,
"Pak Nin Lui" <pak.lui@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
simona@ffwll.ch, sumit.semwal@linaro.org, Yunxiang.Li@amd.com,
tvrtko.ursulin@igalia.com, matthew.auld@intel.com,
amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org
Subject: Re: [Linaro-mm-sig] [PATCH AUTOSEL 6.13 15/34] drm/amdgpu: allow pinning DMA-bufs into VRAM if all importers can do P2P
Date: Sun, 27 Apr 2025 19:59:21 -0400 [thread overview]
Message-ID: <aA7E2ZKr_5rOpmWM@lappy> (raw)
In-Reply-To: <CADnq5_OyrpJL3fnbyiueyddkNZ2B-uRO9pyrRVqBTeY5AnepYw@mail.gmail.com>
On Mon, Apr 14, 2025 at 09:48:10AM -0400, Alex Deucher wrote:
>On Mon, Apr 14, 2025 at 9:28 AM Sasha Levin <sashal@kernel.org> wrote:
>>
>> From: Christian König <christian.koenig@amd.com>
>>
>> [ Upstream commit f5e7fabd1f5c65b2e077efcdb118cfa67eae7311 ]
>>
>> Try pinning into VRAM to allow P2P with RDMA NICs without ODP
>> support if all attachments can do P2P. If any attachment can't do
>> P2P just pin into GTT instead.
>>
>> Acked-by: Simona Vetter <simona.vetter@ffwll.ch>
>> Signed-off-by: Christian König <christian.koenig@amd.com>
>> Signed-off-by: Felix Kuehling <felix.kuehling@amd.com>
>> Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
>> Tested-by: Pak Nin Lui <pak.lui@amd.com>
>> Cc: Simona Vetter <simona.vetter@ffwll.ch>
>> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>> Signed-off-by: Sasha Levin <sashal@kernel.org>
>
>This should not go to stable. It depends on dmem cgroups.
I'll drop it.
--
Thanks,
Sasha
prev parent reply other threads:[~2025-04-27 23:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20250414132729.679254-1-sashal@kernel.org>
2025-04-14 13:26 ` [PATCH AUTOSEL 6.13 03/34] udmabuf: fix a buf size overflow issue during udmabuf creation Sasha Levin
2025-04-14 13:27 ` [PATCH AUTOSEL 6.13 15/34] drm/amdgpu: allow pinning DMA-bufs into VRAM if all importers can do P2P Sasha Levin
2025-04-14 13:48 ` [Linaro-mm-sig] " Alex Deucher
2025-04-27 23:59 ` Sasha Levin [this message]
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