[v3] Make switchover-ack re-usable and add VFIO precopy REINIT feature

[PATCH v3 14/14] migration: Enable new switchover-ack

Avihai Horon posted 14 patches 2 months ago

Diff against v1 v2 v4 v5
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Maintainers: Alex Williamson <alex@shazbot.org>, "Cédric Le Goater" <clg@redhat.com>, Peter Xu <peterx@redhat.com>, Fabiano Rosas <farosas@suse.de>, Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>, "Philippe Mathieu-Daudé" <philmd@mailo.com>, Zhao Liu <zhao1.liu@intel.com>, Halil Pasic <pasic@linux.ibm.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, Jason Herne <jjherne@linux.ibm.com>, Richard Henderson <richard.henderson@linaro.org>, Ilya Leoshkevich <iii@linux.ibm.com>, David Hildenbrand <david@kernel.org>, Eric Farman <farman@linux.ibm.com>, Matthew Rosato <mjrosato@linux.ibm.com>, Cornelia Huck <cohuck@redhat.com>, Eric Blake <eblake@redhat.com>, Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>, John Snow <jsnow@redhat.com>, Markus Armbruster <armbru@redhat.com>

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[PATCH v3 14/14] migration: Enable new switchover-ack

Posted by Avihai Horon 2 months ago

Now that VFIO has implemented new switchover-ack, enable it.

Signed-off-by: Avihai Horon <avihaih@nvidia.com>
---
 migration/options.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/migration/options.c b/migration/options.c
index 4c9b25372e..dfce19405d 100644
--- a/migration/options.c
+++ b/migration/options.c
@@ -110,9 +110,8 @@ const Property migration_properties[] = {
                      preempt_pre_7_2, false),
     DEFINE_PROP_BOOL("multifd-clean-tls-termination", MigrationState,
                      multifd_clean_tls_termination, true),
-    /* Use legacy until VFIO implements new switchover-ack */
     DEFINE_PROP_BOOL("switchover-ack-legacy", MigrationState,
-                     switchover_ack_legacy, true),
+                     switchover_ack_legacy, false),
 
     /* Migration parameters */
     DEFINE_PROP_UINT8("x-throttle-trigger-threshold", MigrationState,
-- 
2.40.1