linux-kernel - Re: [PATCH v1 03/16] iommu: Add iommu_copy_struct_to

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Message-ID: <Z/1ODlyv7CXpMRXd@Asurada-Nvidia>
Date: Mon, 14 Apr 2025 11:03:58 -0700
From: Nicolin Chen <nicolinc@...dia.com>
To: ALOK TIWARI <alok.a.tiwari@...cle.com>
CC: <jgg@...dia.com>, <kevin.tian@...el.com>, <corbet@....net>,
	<will@...nel.org>, <robin.murphy@....com>, <joro@...tes.org>,
	<thierry.reding@...il.com>, <vdumpa@...dia.com>, <jonathanh@...dia.com>,
	<shuah@...nel.org>, <praan@...gle.com>, <nathan@...nel.org>,
	<peterz@...radead.org>, <yi.l.liu@...el.com>, <jsnitsel@...hat.com>,
	<mshavit@...gle.com>, <zhangzekun11@...wei.com>, <iommu@...ts.linux.dev>,
	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-tegra@...r.kernel.org>,
	<linux-kselftest@...r.kernel.org>, <patches@...ts.linux.dev>
Subject: Re: [PATCH v1 03/16] iommu: Add iommu_copy_struct_to_user helper

On Fri, Apr 11, 2025 at 06:05:30PM +0530, ALOK TIWARI wrote:
> On 11-04-2025 12:07, Nicolin Chen wrote:
> > + * iommu_copy_struct_to_user - Report iommu driver specific user space data
> > + * @user_data: Pointer to a struct iommu_user_data for user space data location
> > + * @ksrc: Pointer to an iommu driver specific user data that is defined in
> > + *        include/uapi/linux/iommufd.h
> > + * @data_type: The data type of the @ksrc. Must match with @user_data->type
> > + * @min_last: The last memember of the data structure @ksrc points in the
> 
> old typo  memember -> member

Fixed for this one.

And yea, we need a patch fixing iommu_copy_struct_from_user() too.

Thanks
Nicolin