From: sashiko-bot@kernel.org
To: "Yu Zhang" <zhangyu1@linux.microsoft.com>
Cc: linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH v4 3/5] iommu/x86: Add architectural MSI reserved region helper
Date: Fri, 21 Aug 2026 13:33:12 +0000 [thread overview]
Message-ID: <20260821133313.2C93B1F000E9@smtp.kernel.org> (raw)
In-Reply-To: <20260821132654.211730-4-zhangyu1@linux.microsoft.com>
> Intel and AMD IOMMU drivers both reserve the x86 architectural MSI
> address window from normal IOVA mappings, but each open-codes the range
> and its allocation attributes.
>
> Add iommu_alloc_resv_x86_msi_region() to encapsulate those details, and
> convert the Intel and AMD drivers to use it.
>
> Signed-off-by: Yu Zhang <zhangyu1@linux.microsoft.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260821132654.211730-1-zhangyu1@linux.microsoft.com?part=3
next prev parent reply other threads:[~2026-08-21 13:33 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-21 13:26 [PATCH v4 0/5] Hyper-V: Add para-virtualized IOMMU support for Linux guests Yu Zhang
2026-08-21 13:26 ` [PATCH v4 1/5] hyperv: Introduce new hypercall interfaces used by Hyper-V guest IOMMU Yu Zhang
2026-08-21 13:41 ` sashiko-bot
2026-08-21 13:26 ` [PATCH v4 2/5] Drivers: hv: Add logical device ID registry for vPCI devices Yu Zhang
2026-08-21 13:33 ` sashiko-bot
2026-08-21 13:26 ` [PATCH v4 3/5] iommu/x86: Add architectural MSI reserved region helper Yu Zhang
2026-08-21 13:33 ` sashiko-bot [this message]
2026-08-21 13:26 ` [PATCH v4 4/5] iommu/hyperv: Add para-virtualized IOMMU support for Hyper-V guest Yu Zhang
2026-08-21 13:45 ` sashiko-bot
2026-08-21 13:26 ` [PATCH v4 5/5] iommu/hyperv: Add page-selective IOTLB flush support Yu Zhang
2026-08-21 13:41 ` sashiko-bot
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