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Date: Thu, 30 Jul 2026 12:23:11 +0100
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Subject: Re: [PATCH v5 03/10] arm_mpam: propagate MSC access errors for MBWU
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To: Andre Przywara <andre.przywara@arm.com>,
 Lorenzo Pieralisi <lpieralisi@kernel.org>, Hanjun Guo
 <guohanjun@huawei.com>, Sudeep Holla <sudeep.holla@kernel.org>,
 Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>,
 "Rafael J . Wysocki" <rafael@kernel.org>, Len Brown <lenb@kernel.org>,
 James Morse <james.morse@arm.com>,
 Reinette Chatre <reinette.chatre@intel.com>, Fenghua Yu <fenghuay@nvidia.com>
Cc: Jonathan Cameron <jic23@kernel.org>,
 Srivathsa L Rao <srivathsa.rao@oss.qualcomm.com>,
 Ganapatrao Kulkarni <ganapatrao.kulkarni@oss.qualcomm.com>,
 Trilok Soni <tsoni@quicinc.com>, Srinivas Ramana <sramana@qti.qualcomm.com>,
 Niyas Sait <niyas.sait@arm.com>, Lee Trager <lee@trager.us>,
 linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
 linux-kernel@vger.kernel.org
References: <20260729134124.2506269-1-andre.przywara@arm.com>
 <20260729134124.2506269-4-andre.przywara@arm.com>
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From: Ben Horgan <ben.horgan@arm.com>
In-Reply-To: <20260729134124.2506269-4-andre.przywara@arm.com>
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Hi Andre,

On 7/29/26 14:41, Andre Przywara wrote:
> Allow the mpam_msc_read_mbwu_l() function to return an error, and
> propagate errors from the lower level up. This also changes the users
> of this function.
> 
> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
> Reviewed-by: Jonathan Cameron <jonathan.cameron@oss.qualcomm.com>
Reviewed-by: Ben Horgan <ben.horgan@arm.com>

Thanks,

Ben