Re: [PATCH 1/3] iommu/msm: track a context master per device and IOMMU

Konrad Dybcio <[email protected]> Thu, 30 Jul 2026 15:57:42 +0200

Newsgroups	dev.linux.lists.iommu,org.freedesktop.lists.dri-devel,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-rockchip,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel
Message-ID	<[email protected]>

On 7/30/26 3:29 PM, Dmitry Baryshkov wrote:
> insert_iommu_master() decided whether to allocate a struct
> msm_iommu_ctx_dev by testing whether the IOMMU's ctx_list was empty,
> caching the result in dev_iommu_priv, then unconditionally dereferenced
> the master:

[...]

> -			dev_warn(dev, "Stream ID 0x%x repeated; ignoring\n",
> -				 sid);
> +			dev_dbg(dev, "Stream ID 0x%x repeated; ignoring\n",
> +				sid);

Is this intentionally part of the patch?

Konrad