From: Joao Martins <joao.m.martins@oracle.com>
To: "Cédric Le Goater" <clg@redhat.com>, qemu-devel@nongnu.org
Cc: Alex Williamson <alex.williamson@redhat.com>,
Yishai Hadas <yishaih@nvidia.com>,
Jason Gunthorpe <jgg@nvidia.com>,
Maor Gottlieb <maorg@nvidia.com>,
Kirti Wankhede <kwankhede@nvidia.com>,
Tarun Gupta <targupta@nvidia.com>,
Avihai Horon <avihaih@nvidia.com>
Subject: Re: [PATCH v4 12/14] vfio/migration: Block migration with vIOMMU
Date: Tue, 7 Mar 2023 10:31:15 +0000 [thread overview]
Message-ID: <60588194-15be-df19-c95b-d9db2ca7a28c@oracle.com> (raw)
In-Reply-To: <9b2257dd-bdba-5a03-86db-49936693547a@redhat.com>
On 07/03/2023 10:22, Cédric Le Goater wrote:
> On 3/7/23 03:02, Joao Martins wrote:
>> Migrating with vIOMMU will require either tracking maximum
>> IOMMU supported address space (e.g. 39/48 address width on Intel)
>> or range-track current mappings and dirty track the new ones
>> post starting dirty tracking. This will be done as a separate
>> series, so add a live migration blocker until that is fixed.
>>
>> Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
>
> Reviewed-by: Cédric Le Goater <clg@redhat.com>
>
Thanks!
next prev parent reply other threads:[~2023-03-07 10:31 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-07 2:02 [PATCH v4 00/14] vfio/migration: Device dirty page tracking Joao Martins
2023-03-07 2:02 ` [PATCH v4 01/14] vfio/common: Fix error reporting in vfio_get_dirty_bitmap() Joao Martins
2023-03-07 2:02 ` [PATCH v4 02/14] vfio/common: Fix wrong %m usages Joao Martins
2023-03-07 2:02 ` [PATCH v4 03/14] vfio/common: Abort migration if dirty log start/stop/sync fails Joao Martins
2023-03-07 2:02 ` [PATCH v4 04/14] vfio/common: Add VFIOBitmap and alloc function Joao Martins
2023-03-07 8:49 ` Avihai Horon
2023-03-07 10:17 ` Joao Martins
2023-03-07 2:02 ` [PATCH v4 05/14] vfio/common: Add helper to validate iova/end against hostwin Joao Martins
2023-03-07 8:57 ` Avihai Horon
2023-03-07 10:18 ` Joao Martins
2023-03-07 2:02 ` [PATCH v4 06/14] vfio/common: Consolidate skip/invalid section into helper Joao Martins
2023-03-07 9:13 ` Avihai Horon
2023-03-07 9:47 ` Cédric Le Goater
2023-03-07 10:22 ` Joao Martins
2023-03-07 11:00 ` Joao Martins
2023-03-07 11:07 ` Cédric Le Goater
2023-03-07 10:21 ` Joao Martins
2023-03-07 2:02 ` [PATCH v4 07/14] vfio/common: Add helper to consolidate iova/end calculation Joao Martins
2023-03-07 2:40 ` Alex Williamson
2023-03-07 10:11 ` Joao Martins
2023-03-07 9:52 ` Avihai Horon
2023-03-07 10:26 ` Joao Martins
2023-03-07 2:02 ` [PATCH v4 08/14] vfio/common: Record DMA mapped IOVA ranges Joao Martins
2023-03-07 2:57 ` Alex Williamson
2023-03-07 10:08 ` Cédric Le Goater
2023-03-07 10:30 ` Joao Martins
2023-03-07 10:16 ` Joao Martins
2023-03-07 12:13 ` Joao Martins
2023-03-07 2:02 ` [PATCH v4 09/14] vfio/common: Add device dirty page tracking start/stop Joao Martins
2023-03-07 10:14 ` Avihai Horon
2023-03-07 10:31 ` Joao Martins
2023-03-07 2:02 ` [PATCH v4 10/14] vfio/common: Extract code from vfio_get_dirty_bitmap() to new function Joao Martins
2023-03-07 2:02 ` [PATCH v4 11/14] vfio/common: Add device dirty page bitmap sync Joao Martins
2023-03-07 2:02 ` [PATCH v4 12/14] vfio/migration: Block migration with vIOMMU Joao Martins
2023-03-07 10:22 ` Cédric Le Goater
2023-03-07 10:31 ` Joao Martins [this message]
2023-03-07 2:02 ` [PATCH v4 13/14] vfio/migration: Query device dirty page tracking support Joao Martins
2023-03-07 2:02 ` [PATCH v4 14/14] docs/devel: Document VFIO device dirty page tracking Joao Martins
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