From: Jacob Pan <jacob.pan@linux.microsoft.com>
To: "Tian, Kevin" <kevin.tian@intel.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"iommu@lists.linux.dev" <iommu@lists.linux.dev>,
Jason Gunthorpe <jgg@nvidia.com>,
Alex Williamson <alex@shazbot.org>,
Joerg Roedel <joro@8bytes.org>,
Mostafa Saleh <smostafa@google.com>,
David Matlack <dmatlack@google.com>,
Robin Murphy <robin.murphy@arm.com>,
Nicolin Chen <nicolinc@nvidia.com>,
"Liu, Yi L" <yi.l.liu@intel.com>,
Baolu Lu <baolu.lu@linux.intel.com>,
Saurabh Sengar <ssengar@linux.microsoft.com>,
"skhawaja@google.com" <skhawaja@google.com>,
"pasha.tatashin@soleen.com" <pasha.tatashin@soleen.com>,
Will Deacon <will@kernel.org>,
jacob.pan@linux.microsoft.com
Subject: Re: [PATCH v7 5/6] vfio: Enable cdev noiommu mode under iommufd
Date: Wed, 3 Jun 2026 10:47:32 -0700 [thread overview]
Message-ID: <20260603104732.000000b4@linux.microsoft.com> (raw)
In-Reply-To: <DM6PR11MB3690040824703648D2DC0FA98C132@DM6PR11MB3690.namprd11.prod.outlook.com>
Hi Kevin,
On Wed, 3 Jun 2026 06:38:56 +0000
"Tian, Kevin" <kevin.tian@intel.com> wrote:
> > From: Jacob Pan <jacob.pan@linux.microsoft.com>
> > Sent: Wednesday, June 3, 2026 1:45 PM
> >
> >
> > + if (vfio_device_is_noiommu(device) &&
> > IS_ENABLED(CONFIG_IOMMUFD_NOIOMMU)) {
> > + add_taint(TAINT_USER, LOCKDEP_STILL_OK);
> > + dev_warn(device->dev,
> > + "Adding kernel taint for vfio-noiommu
> > cdev on device\n");
> > + }
> > +
>
> what is "vfio-noiommu cdev on device"? just remove 'on device'?
>
will do, it was due to literal replacing group with cdev.
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
next prev parent reply other threads:[~2026-06-03 17:47 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-03 5:44 [PATCH v7 0/6] iommufd: Enable noiommu mode for cdev Jacob Pan
2026-06-03 5:44 ` [PATCH v7 1/6] iommufd: Support a HWPT without an iommu driver for noiommu Jacob Pan
2026-06-03 6:30 ` Tian, Kevin
2026-06-03 16:56 ` Jacob Pan
2026-06-03 5:44 ` [PATCH v7 2/6] iommufd: Move igroup allocation to a function Jacob Pan
2026-06-03 5:44 ` [PATCH v7 3/6] iommufd: Allow binding to a noiommu device Jacob Pan
2026-06-03 6:32 ` Tian, Kevin
2026-06-03 16:56 ` Jacob Pan
2026-06-03 5:44 ` [PATCH v7 4/6] iommufd: Add an ioctl to query PA from IOVA for noiommu mode Jacob Pan
2026-06-03 6:34 ` Tian, Kevin
2026-06-03 5:44 ` [PATCH v7 5/6] vfio: Enable cdev noiommu mode under iommufd Jacob Pan
2026-06-03 6:38 ` Tian, Kevin
2026-06-03 17:47 ` Jacob Pan [this message]
2026-06-03 5:44 ` [PATCH v7 6/6] Documentation: Update VFIO NOIOMMU mode Jacob Pan
2026-06-03 6:42 ` Tian, Kevin
2026-06-03 17:51 ` Jacob Pan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20260603104732.000000b4@linux.microsoft.com \
--to=jacob.pan@linux.microsoft.com \
--cc=alex@shazbot.org \
--cc=baolu.lu@linux.intel.com \
--cc=dmatlack@google.com \
--cc=iommu@lists.linux.dev \
--cc=jgg@nvidia.com \
--cc=joro@8bytes.org \
--cc=kevin.tian@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=nicolinc@nvidia.com \
--cc=pasha.tatashin@soleen.com \
--cc=robin.murphy@arm.com \
--cc=skhawaja@google.com \
--cc=smostafa@google.com \
--cc=ssengar@linux.microsoft.com \
--cc=will@kernel.org \
--cc=yi.l.liu@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox