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Date: Tue, 18 Nov 2025 13:18:46 -0700
From: Keith Busch <kbusch@kernel.org>
To: "Tian, Kevin" <kevin.tian@intel.com>
Cc: Leon Romanovsky <leon@kernel.org>, Bjorn Helgaas <bhelgaas@google.com>,
	Logan Gunthorpe <logang@deltatee.com>, Jens Axboe <axboe@kernel.dk>,
	Robin Murphy <robin.murphy@arm.com>, Joerg Roedel <joro@8bytes.org>,
	Will Deacon <will@kernel.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	Andrew Morton <akpm@linux-foundation.org>,
	Jonathan Corbet <corbet@lwn.net>,
	Sumit Semwal <sumit.semwal@linaro.org>,
	Christian =?iso-8859-1?Q?K=F6nig?= <christian.koenig@amd.com>,
	Kees Cook <kees@kernel.org>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	Ankit Agrawal <ankita@nvidia.com>,
	Yishai Hadas <yishaih@nvidia.com>,
	Shameer Kolothum <skolothumtho@nvidia.com>,
	Alex Williamson <alex@shazbot.org>,
	Krishnakant Jaju <kjaju@nvidia.com>, Matt Ochs <mochs@nvidia.com>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"iommu@lists.linux.dev" <iommu@lists.linux.dev>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
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	"linux-hardening@vger.kernel.org" <linux-hardening@vger.kernel.org>,
	Alex Mastro <amastro@fb.com>, Nicolin Chen <nicolinc@nvidia.com>
Subject: Re: [PATCH v8 09/11] vfio/pci: Enable peer-to-peer DMA transactions
 by default
Message-ID: <aRzUpmUkDy-qN5c1@kbusch-mbp>
References: <20251111-dmabuf-vfio-v8-0-fd9aa5df478f@nvidia.com>
 <20251111-dmabuf-vfio-v8-9-fd9aa5df478f@nvidia.com>
 <BN9PR11MB52767F78317AF3AB94A5B7D38CD6A@BN9PR11MB5276.namprd11.prod.outlook.com>
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On Tue, Nov 18, 2025 at 07:18:36AM +0000, Tian, Kevin wrote:
> > From: Leon Romanovsky <leon@kernel.org>
> > Sent: Tuesday, November 11, 2025 5:58 PM
> > 
> > From: Leon Romanovsky <leonro@nvidia.com>
> 
> not required with only your own s-o-b

That's automatically appended when the sender and signer don't match.
It's not uncommon for developers to send from a kernel.org email but
sign off with a corporate account, or the other way around.