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59 lines
2.0 KiB
59 lines
2.0 KiB
1 year ago
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From 63e2339a6f38706c6fc5eb251426812520db6a6d Mon Sep 17 00:00:00 2001
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From: Peter Xu <peterx@redhat.com>
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Date: Wed, 19 Apr 2023 12:17:37 -0400
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Subject: [PATCH 03/56] vl.c: Create late backends before migration object
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Peter Xu <peterx@redhat.com>
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RH-MergeRequest: 162: migration: Pretty failures for postcopy on unsupported memory types
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RH-Bugzilla: 2057267
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RH-Acked-by: Leonardo Brás <leobras@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: quintela1 <quintela@redhat.com>
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RH-Commit: [2/50] 7209bb94faa48650388be8fef08c77afd26517d8 (peterx/qemu-kvm)
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The migration object may want to check against different types of memory
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when initialized. Delay the creation to be after late backends.
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Signed-off-by: Peter Xu <peterx@redhat.com>
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Reviewed-by: Juan Quintela <quintela@redhat.com>
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Reviewed-by: David Hildenbrand <david@redhat.com>
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Signed-off-by: Juan Quintela <quintela@redhat.com>
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(cherry picked from commit cb9d8b8ce1aaf38f53295fc59ec1b8b7eb4338d2)
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Signed-off-by: Peter Xu <peterx@redhat.com>
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---
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softmmu/vl.c | 9 +++++++--
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1 file changed, 7 insertions(+), 2 deletions(-)
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diff --git a/softmmu/vl.c b/softmmu/vl.c
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index ad4173138d..a44b49430b 100644
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--- a/softmmu/vl.c
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+++ b/softmmu/vl.c
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@@ -3592,14 +3592,19 @@ void qemu_init(int argc, char **argv)
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machine_class->name, machine_class->deprecation_reason);
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}
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+ /*
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+ * Create backends before creating migration objects, so that it can
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+ * check against compatibilities on the backend memories (e.g. postcopy
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+ * over memory-backend-file objects).
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+ */
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+ qemu_create_late_backends();
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+
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/*
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* Note: creates a QOM object, must run only after global and
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* compat properties have been set up.
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*/
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migration_object_init();
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- qemu_create_late_backends();
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-
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/* parse features once if machine provides default cpu_type */
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current_machine->cpu_type = machine_class->default_cpu_type;
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if (cpu_option) {
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--
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2.39.1
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