qemu-kvm/kvm-migration-Minor-control-flow-simplification.patch
Miroslav Rezanina 0b6715de3c * Fri May 19 2023 Miroslav Rezanina <mrezanin@redhat.com> - 6.2.0-34
- kvm-migration-Handle-block-device-inactivation-failures-.patch [bz#2177957]
- kvm-migration-Minor-control-flow-simplification.patch [bz#2177957]
- kvm-migration-Attempt-disk-reactivation-in-more-failure-.patch [bz#2177957]
- kvm-nbd-server-push-pending-frames-after-sending-reply.patch [bz#2035712]
- kvm-nbd-server-Request-TCP_NODELAY.patch [bz#2035712]
- Resolves: bz#2177957
  (Qemu core dump if cut off nfs storage during migration)
- Resolves: bz#2035712
  ([qemu] Booting from Guest Image over NBD with TLS Is Slow)
2023-05-19 03:02:46 -04:00

54 lines
2.2 KiB
Diff

From e79d0506184e861350d2a3e62dd986aa03d30aa8 Mon Sep 17 00:00:00 2001
From: Eric Blake <eblake@redhat.com>
Date: Thu, 20 Apr 2023 09:35:51 -0500
Subject: [PATCH 2/5] migration: Minor control flow simplification
RH-Author: Eric Blake <eblake@redhat.com>
RH-MergeRequest: 273: migration: prevent source core dump if NFS dies mid-migration
RH-Bugzilla: 2177957
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
RH-Acked-by: quintela1 <quintela@redhat.com>
RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
RH-Commit: [2/3] f00b21b6ebd377af79af93ac18f103f8dc0309d6 (ebblake/qemu-kvm)
No need to declare a temporary variable.
Suggested-by: Juan Quintela <quintela@redhat.com>
Fixes: 1df36e8c6289 ("migration: Handle block device inactivation failures better")
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
(cherry picked from commit 5d39f44d7ac5c63f53d4d0900ceba9521bc27e49)
---
migration/migration.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/migration/migration.c b/migration/migration.c
index 08e5e8f013..6ba8eb0fdf 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -3248,7 +3248,6 @@ static void migration_completion(MigrationState *s)
ret = global_state_store();
if (!ret) {
- bool inactivate = !migrate_colo_enabled();
ret = vm_stop_force_state(RUN_STATE_FINISH_MIGRATE);
trace_migration_completion_vm_stop(ret);
if (ret >= 0) {
@@ -3256,10 +3255,10 @@ static void migration_completion(MigrationState *s)
MIGRATION_STATUS_DEVICE);
}
if (ret >= 0) {
- s->block_inactive = inactivate;
+ s->block_inactive = !migrate_colo_enabled();
qemu_file_set_rate_limit(s->to_dst_file, INT64_MAX);
ret = qemu_savevm_state_complete_precopy(s->to_dst_file, false,
- inactivate);
+ s->block_inactive);
}
}
qemu_mutex_unlock_iothread();
--
2.39.1