From: Jason Gunthorpe <jgg@nvidia.com>
To: "Tian, Kevin" <kevin.tian@intel.com>
Cc: "iommu@lists.linux.dev" <iommu@lists.linux.dev>,
Nicolin Chen <nicolinc@nvidia.com>,
"patches@lists.linux.dev" <patches@lists.linux.dev>,
"Liu, Yi L" <yi.l.liu@intel.com>
Subject: Re: [PATCH] iommufd: Reject non-zero data_type if no data_len is provided
Date: Wed, 21 Feb 2024 09:33:47 -0400 [thread overview]
Message-ID: <20240221133347.GT13330@nvidia.com> (raw)
In-Reply-To: <BN9PR11MB5276C5091996B828101A78AF8C572@BN9PR11MB5276.namprd11.prod.outlook.com>
On Wed, Feb 21, 2024 at 07:11:45AM +0000, Tian, Kevin wrote:
> > From: Jason Gunthorpe <jgg@nvidia.com>
> > Sent: Wednesday, February 21, 2024 2:44 AM
> >
> > Since the current design doesn't forward the data_type to the driver to
> > check unless there is a data_len/uptr for a driver specific struct we
> > should check and ensure that data_type is 0 if data_len is 0. Otherwise
> > any value is permitted.
> >
> > Fixes: bd529dbb661d ("iommufd: Add a nested HW pagetable object")
> > Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Applied to for-rc
Jason
prev parent reply other threads:[~2024-02-21 13:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-20 18:43 [PATCH] iommufd: Reject non-zero data_type if no data_len is provided Jason Gunthorpe
2024-02-21 7:11 ` Tian, Kevin
2024-02-21 13:33 ` Jason Gunthorpe [this message]
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=20240221133347.GT13330@nvidia.com \
--to=jgg@nvidia.com \
--cc=iommu@lists.linux.dev \
--cc=kevin.tian@intel.com \
--cc=nicolinc@nvidia.com \
--cc=patches@lists.linux.dev \
--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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.