From: Joerg Roedel <joro@8bytes.org>
To: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
Cc: Joerg Roedel <jroedel@suse.de>, Andy Gross <agross@kernel.org>,
Lu Baolu <baolu.lu@linux.intel.com>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Daniel Drake <drake@endlessm.com>,
David Woodhouse <dwmw2@infradead.org>,
Gerald Schaefer <gerald.schaefer@de.ibm.com>,
Christoph Hellwig <hch@lst.de>, Heiko Stuebner <heiko@sntech.de>,
Jean-Philippe Brucker <jean-philippe@linaro.org>,
jonathan.derrick@intel.com,
Jonathan Hunter <jonathanh@nvidia.com>,
Kukjin Kim <kgene@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mediatek@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-s390@vger.kernel.org,
linux-samsung-soc@vger.kernel.org, linux-tegra@vger.kernel.org,
Matthias Brugger <matthias.bgg@gmail.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
David Rientjes <rientjes@google.com>,
Rob Clark <robdclark@gmail.com>,
Robin Murphy <robin.murphy@arm.com>,
Thierry Reding <thierry.reding@gmail.com>,
virtualization@lists.linux-foundation.org,
Will Deacon <will@kernel.org>
Subject: Re: AMD IOMMU + SME + amdgpu regression
Date: Wed, 15 Jul 2020 11:17:20 +0200 [thread overview]
Message-ID: <20200715091720.GV27672@8bytes.org> (raw)
In-Reply-To: <1592839701.mxvvths2x9.none@localhost>
On Mon, Jun 22, 2020 at 11:30:04AM -0400, Alex Xu (Hello71) wrote:
> Yes, it works with SME off with dbed452a078 ("dma-pool: decouple
> DMA_REMAP from DMA_COHERENT_POOL") applied.
Okay, I can reproduce the problem on my Ryzen System, and the boot log
shows various warnings/bugs from the amdgpu driver. I think this should
be looked at by the AMDGPU folks first, as I didn't really got far
looking into the GPU drivers code.
Regards,
Joerg
prev parent reply other threads:[~2020-07-15 9:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1591915710.rakbpzst8h.none.ref@localhost>
2020-06-11 23:05 ` AMD IOMMU + SME + amdgpu regression Alex Xu (Hello71)
2020-06-22 10:02 ` Joerg Roedel
2020-06-22 15:30 ` Alex Xu (Hello71)
2020-07-15 9:17 ` Joerg Roedel [this message]
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