linux-kernel - Re: [PATCH v2 05/14] iommufd: Return EOPNOTSUPP for failures due to driver bugs

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Message-ID: <118a918f-d549-4a19-8636-3bed2a670852@linux.intel.com>
Date: Mon, 16 Jun 2025 11:25:16 +0800
From: Baolu Lu <baolu.lu@...ux.intel.com>
To: Nicolin Chen <nicolinc@...dia.com>, jgg@...dia.com, kevin.tian@...el.com
Cc: will@...nel.org, robin.murphy@....com, joro@...tes.org, praan@...gle.com,
 yi.l.liu@...el.com, peterz@...radead.org, jsnitsel@...hat.com,
 linux-arm-kernel@...ts.infradead.org, iommu@...ts.linux.dev,
 linux-kernel@...r.kernel.org, patches@...ts.linux.dev
Subject: Re: [PATCH v2 05/14] iommufd: Return EOPNOTSUPP for failures due to
 driver bugs

On 6/14/25 14:35, Nicolin Chen wrote:
> It's more accurate to report EOPNOTSUPP when an ioctl failed due to driver
> bug, since there is nothing wrong with the user space side.
> 
> Signed-off-by: Nicolin Chen<nicolinc@...dia.com>

Reviewed-by: Lu Baolu <baolu.lu@...ux.intel.com>