From: Christoph Hellwig <hch@lst.de>
To: "Tian, Kevin" <kevin.tian@intel.com>
Cc: Christoph Hellwig <hch@lst.de>,
Kirti Wankhede <kwankhede@nvidia.com>,
Tony Krowiak <akrowiak@linux.ibm.com>,
Halil Pasic <pasic@linux.ibm.com>,
Jason Herne <jjherne@linux.ibm.com>,
Eric Farman <farman@linux.ibm.com>,
Matthew Rosato <mjrosato@linux.ibm.com>,
Zhenyu Wang <zhenyuw@linux.intel.com>,
"Wang, Zhi A" <zhi.a.wang@intel.com>,
Alex Williamson <alex.williamson@redhat.com>,
"linux-s390@vger.kernel.org" <linux-s390@vger.kernel.org>,
"intel-gvt-dev@lists.freedesktop.org"
<intel-gvt-dev@lists.freedesktop.org>,
Jason Gunthorpe <jgg@nvidia.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: [PATCH 13/13] vfio/mdev: add mdev available instance checking to the core
Date: Wed, 15 Jun 2022 08:29:52 +0200 [thread overview]
Message-ID: <20220615062952.GC22728@lst.de> (raw)
In-Reply-To: <BN9PR11MB5276BB7AA39243BA5A21CFEC8CAA9@BN9PR11MB5276.namprd11.prod.outlook.com>
On Tue, Jun 14, 2022 at 10:32:11AM +0000, Tian, Kevin wrote:
> > Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
> > [count instances per-parent instead of per-type]
>
> per-parent counting works only if the parent doesn't have overlapping
> instances between types. This is probably worth a clarification in doc.
Yes. Two cases right now just have a single type, and the third wants
this per-parent counting. The original patch from Jason actually got
this wrong.
next prev parent reply other threads:[~2022-06-15 6:29 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-14 4:54 simplify the mdev interface v2 Christoph Hellwig
2022-06-14 4:54 ` [PATCH 01/13] vfio/mdev: make mdev.h standalone includable Christoph Hellwig
2022-06-14 9:50 ` Tian, Kevin
2022-06-15 19:12 ` Kirti Wankhede
2022-06-23 19:39 ` [PATCH 1/13] " Jason Gunthorpe
2022-06-14 4:54 ` [PATCH 02/13] vfio/mdev: embedd struct mdev_parent in the parent data structure Christoph Hellwig
2022-06-14 9:54 ` Tian, Kevin
2022-06-15 19:29 ` Kirti Wankhede
2022-06-23 20:18 ` Jason Gunthorpe
2022-06-24 12:29 ` Kirti Wankhede
2022-06-24 12:33 ` Jason Gunthorpe
2022-06-24 12:53 ` Kirti Wankhede
2022-06-24 13:05 ` Jason Gunthorpe
2022-06-24 13:14 ` Kirti Wankhede
2022-06-23 20:59 ` [PATCH 2/13] " Jason Gunthorpe
2022-06-14 4:54 ` [PATCH 03/13] vfio/mdev: simplify mdev_type handling Christoph Hellwig
2022-06-14 6:14 ` Yi Liu
2022-06-14 10:06 ` Tian, Kevin
2022-06-15 6:28 ` Christoph Hellwig
2022-06-15 6:11 ` Zhenyu Wang
2022-06-15 19:55 ` Kirti Wankhede
2022-06-19 7:42 ` Christoph Hellwig
2022-06-23 21:27 ` [PATCH 3/13] " Jason Gunthorpe
2022-06-24 12:32 ` Kirti Wankhede
2022-06-14 4:54 ` [PATCH 04/13] vfio/mdev: remove mdev_{create,remove}_sysfs_files Christoph Hellwig
2022-06-15 20:03 ` Kirti Wankhede
2022-06-19 7:37 ` Christoph Hellwig
2022-06-14 4:54 ` [PATCH 05/13] vfio/mdev: remove mdev_from_dev Christoph Hellwig
2022-06-15 20:06 ` Kirti Wankhede
2022-06-14 4:54 ` [PATCH 06/13] vfio/mdev: unexport mdev_bus_type Christoph Hellwig
2022-06-15 20:08 ` Kirti Wankhede
2022-06-14 4:54 ` [PATCH 07/13] vfio/mdev: remove mdev_parent_dev Christoph Hellwig
2022-06-15 20:11 ` Kirti Wankhede
2022-06-14 4:54 ` [PATCH 08/13] vfio/mdev: remove mtype_get_parent_dev Christoph Hellwig
2022-06-15 20:13 ` Kirti Wankhede
2022-06-14 4:54 ` [PATCH 09/13] vfio/mdev: consolidate all the device_api sysfs into the core code Christoph Hellwig
2022-06-14 10:10 ` Tian, Kevin
2022-06-15 20:24 ` Kirti Wankhede
2022-06-23 21:30 ` [PATCH 9/13] " Jason Gunthorpe
2022-06-14 4:54 ` [PATCH 10/13] vfio/mdev: consolidate all the name " Christoph Hellwig
2022-06-14 10:11 ` Tian, Kevin
2022-06-15 20:31 ` Kirti Wankhede
2022-06-23 21:32 ` Jason Gunthorpe
2022-06-14 4:54 ` [PATCH 11/13] vfio/mdev: consolidate all the available_instance " Christoph Hellwig
2022-06-14 10:14 ` Tian, Kevin
2022-06-14 10:29 ` Tian, Kevin
2022-06-15 20:37 ` Kirti Wankhede
2022-06-23 21:36 ` Jason Gunthorpe
2022-06-14 4:54 ` [PATCH 12/13] vfio/mdev: consolidate all the description " Christoph Hellwig
2022-06-15 20:52 ` Kirti Wankhede
2022-06-23 21:37 ` Jason Gunthorpe
2022-06-14 4:54 ` [PATCH 13/13] vfio/mdev: add mdev available instance checking to the core Christoph Hellwig
2022-06-14 10:32 ` Tian, Kevin
2022-06-15 6:29 ` Christoph Hellwig [this message]
2022-06-14 5:03 ` simplify the mdev interface v2 Yi Liu
2022-06-14 5:17 ` Christoph Hellwig
2022-06-14 5:30 ` Yi Liu
2022-06-14 5:44 ` Christoph Hellwig
2022-06-14 5:47 ` Yi Liu
-- strict thread matches above, loose matches on Subject: below --
2022-06-28 5:14 simplify the mdev interface v3 Christoph Hellwig
2022-06-28 5:14 ` [PATCH 13/13] vfio/mdev: add mdev available instance checking to the core Christoph Hellwig
2022-06-28 9:56 ` Tian, Kevin
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