From: Laurent Vivier Date: Thu, 1 Jul 2021 13:14:58 +0000 (+0200) Subject: migration: failover: emit a warning when the card is not fully unplugged X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=a51dcef08ba574c129ae347f6f47b61ccb10cf07;p=qmiga%2Fqemu.git migration: failover: emit a warning when the card is not fully unplugged When the migration fails or is canceled we wait the end of the unplug operation to be able to plug it back. But if the unplug operation is never finished we stop to wait and QEMU emits a warning to inform the user. Based-on: 20210629155007.629086-1-lvivier@redhat.com Signed-off-by: Laurent Vivier Message-Id: <20210701131458.112036-1-lvivier@redhat.com> Reviewed-by: Juan Quintela Signed-off-by: Dr. David Alan Gilbert --- diff --git a/migration/migration.c b/migration/migration.c index 5ff7ba9d5c..d717cd089a 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -3701,6 +3701,10 @@ static void qemu_savevm_wait_unplug(MigrationState *s, int old_state, while (timeout-- && qemu_savevm_state_guest_unplug_pending()) { qemu_sem_timedwait(&s->wait_unplug_sem, 250); } + if (qemu_savevm_state_guest_unplug_pending()) { + warn_report("migration: partially unplugged device on " + "failure"); + } } migrate_set_state(&s->state, MIGRATION_STATUS_WAIT_UNPLUG, new_state);