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Date: Tue, 31 Mar 2026 17:39:56 -0600 (MDT)
From: Paul Walmsley <pjw@kernel.org>
To: Sunil V L <sunilvl@oss.qualcomm.com>
cc: linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, 
    linux-acpi@vger.kernel.org, "Rafael J . Wysocki" <rafael@kernel.org>, 
    Len Brown <lenb@kernel.org>, Paul Walmsley <pjw@kernel.org>, 
    Palmer Dabbelt <palmer@dabbelt.com>, Albert Ou <aou@eecs.berkeley.edu>, 
    Alexandre Ghiti <alex@ghiti.fr>, Anup Patel <anup@brainfault.org>, 
    Andrew Jones <andrew.jones@oss.qualcomm.com>, 
    Anup Patel <anup.patel@oss.qualcomm.com>
Subject: Re: [PATCH] ACPI: RIMT: Add dependency between iommu and devices
In-Reply-To: <20260303061605.722949-1-sunilvl@oss.qualcomm.com>
Message-ID: <3c2783e0-f41b-3bee-71f2-60f2246ff63c@kernel.org>
References: <20260303061605.722949-1-sunilvl@oss.qualcomm.com>
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On Tue, 3 Mar 2026, Sunil V L wrote:

> From: Sunil V L <sunilvl@oss.qualcomm.com>
> 
> EPROBE_DEFER ensures IOMMU devices are probed before the devices that
> depend on them. During shutdown, however, the IOMMU may be removed
> first, leading to issues. To avoid this, a device link is added
> which enforces the correct removal order.
> 
> Fixes: 8f7729552582 ("ACPI: RISC-V: Add support for RIMT")
> Signed-off-by: Sunil V L <sunilvl@oss.qualcomm.com>

Thanks, queued for v7.0-rc.  Something that would be helpful in the 
future, by the way, is if you would describe the issues observed in 
greater detail. 


- Paul