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From: Baolu Lu <baolu.lu@linux.intel.com>
To: Vasant Hegde <vasant.hegde@amd.com>,
	Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
	Robin Murphy <robin.murphy@arm.com>,
	Jason Gunthorpe <jgg@ziepe.ca>, Kevin Tian <kevin.tian@intel.com>,
	Yi Liu <yi.l.liu@intel.com>
Cc: baolu.lu@linux.intel.com, iommu@lists.linux.dev,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] iommu/vt-d: Move PCI PASID enablement to probe path
Date: Mon, 19 Aug 2024 15:11:40 +0800	[thread overview]
Message-ID: <d3a8bba9-cd42-4034-9a3b-dc6c7bbe9448@linux.intel.com> (raw)
In-Reply-To: <0e807eec-ce51-42e2-9290-dc90c4210888@linux.intel.com>

On 2024/8/19 15:09, Baolu Lu wrote:
> Yeah, so the iommu driver should flip the PRI switch on the PF whenever
> someone wants to turn it on for its VF.
> 
> We could change things up so that when the first iopf-capable domain is 
> attached to any VF or PF, we turn on PRI for the whole device. Then, we
> turn it off when every VF and PF have such domains detached.

Please ignore this. I forgot to remove it when writing the words. Sorry
about it.

Thanks,
baolu

  reply	other threads:[~2024-08-19  7:11 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-16 10:49 Lu Baolu
2024-08-16 12:16 ` Vasant Hegde
2024-08-16 13:09   ` Baolu Lu
2024-08-16 13:31     ` Jason Gunthorpe
2024-08-19  6:34     ` Vasant Hegde
2024-08-19  7:09       ` Baolu Lu
2024-08-19  7:11         ` Baolu Lu [this message]
2024-08-19 12:34         ` Jason Gunthorpe
2024-08-20  4:10           ` Baolu Lu
2024-08-20  8:30             ` Vasant Hegde
2024-08-20  8:55               ` Yi Liu
2024-08-20 13:52                 ` Jason Gunthorpe
2024-08-20 13:51               ` Jason Gunthorpe
2024-08-26  9:11                 ` Vasant Hegde
2024-08-19  7:32       ` Yi Liu
2024-08-19  3:14 ` Yi Liu
2024-08-19  3:34   ` Baolu Lu
2024-08-19  4:51     ` Yi Liu
2024-08-19  5:15       ` Baolu Lu

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