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authorSteve Sistare <steven.sistare@oracle.com>2025-07-02 14:58:58 -0700
committerCédric Le Goater <clg@redhat.com>2025-07-03 13:42:28 +0200
commit7437caad2052d920452ff7b9b7bc84f5e8e55c90 (patch)
tree2a2a4cecf3f376d19a1994c7145234eb527382a3 /docs/devel
parent99cedd5d552130b9b27743c40ca9012e1f4f0371 (diff)
downloadfocaccia-qemu-7437caad2052d920452ff7b9b7bc84f5e8e55c90.tar.gz
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vfio: doc changes for cpr
Update documentation to say that cpr-transfer supports vfio and iommufd.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Link: https://lore.kernel.org/qemu-devel/1751493538-202042-22-git-send-email-steven.sistare@oracle.com
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'docs/devel')
-rw-r--r--docs/devel/migration/CPR.rst5
1 files changed, 2 insertions, 3 deletions
diff --git a/docs/devel/migration/CPR.rst b/docs/devel/migration/CPR.rst
index 7897873c86..0a0fd4f6dc 100644
--- a/docs/devel/migration/CPR.rst
+++ b/docs/devel/migration/CPR.rst
@@ -152,8 +152,7 @@ cpr-transfer mode
 This mode allows the user to transfer a guest to a new QEMU instance
 on the same host with minimal guest pause time, by preserving guest
 RAM in place, albeit with new virtual addresses in new QEMU.  Devices
-and their pinned memory pages will also be preserved in a future QEMU
-release.
+and their pinned memory pages are also preserved for VFIO and IOMMUFD.
 
 The user starts new QEMU on the same host as old QEMU, with command-
 line arguments to create the same machine, plus the ``-incoming``
@@ -322,6 +321,6 @@ Futures
 
 cpr-transfer mode is based on a capability to transfer open file
 descriptors from old to new QEMU.  In the future, descriptors for
-vfio, iommufd, vhost, and char devices could be transferred,
+vhost, and char devices could be transferred,
 preserving those devices and their kernel state without interruption,
 even if they do not explicitly support live migration.