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[PULL 21/24] softmmu/runstate.c: add RunStateTransition support form COL
From: |
Jason Wang |
Subject: |
[PULL 21/24] softmmu/runstate.c: add RunStateTransition support form COLO to PRELAUNCH |
Date: |
Tue, 19 Jul 2022 21:16:34 +0800 |
From: Zhang Chen <chen.zhang@intel.com>
If the checkpoint occurs when the guest finishes restarting
but has not started running, the runstate_set() may reject
the transition from COLO to PRELAUNCH with the crash log:
{"timestamp": {"seconds": 1593484591, "microseconds": 26605},\
"event": "RESET", "data": {"guest": true, "reason": "guest-reset"}}
qemu-system-x86_64: invalid runstate transition: 'colo' -> 'prelaunch'
Long-term testing says that it's pretty safe.
Signed-off-by: Like Xu <like.xu@linux.intel.com>
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
softmmu/runstate.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/softmmu/runstate.c b/softmmu/runstate.c
index fac7b63..168e1b7 100644
--- a/softmmu/runstate.c
+++ b/softmmu/runstate.c
@@ -126,6 +126,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
{ RUN_STATE_COLO, RUN_STATE_RUNNING },
+ { RUN_STATE_COLO, RUN_STATE_PRELAUNCH },
{ RUN_STATE_COLO, RUN_STATE_SHUTDOWN},
{ RUN_STATE_RUNNING, RUN_STATE_DEBUG },
--
2.7.4
- [PULL 11/24] vhost: add vhost_svq_push_elem, (continued)
- [PULL 11/24] vhost: add vhost_svq_push_elem, Jason Wang, 2022/07/19
- [PULL 15/24] vdpa: Export vhost_vdpa_dma_map and unmap calls, Jason Wang, 2022/07/19
- [PULL 14/24] vhost: Add svq avail_handler callback, Jason Wang, 2022/07/19
- [PULL 16/24] vdpa: manual forward CVQ buffers, Jason Wang, 2022/07/19
- [PULL 17/24] vdpa: Buffer CVQ support on shadow virtqueue, Jason Wang, 2022/07/19
- [PULL 19/24] vdpa: Add device migration blocker, Jason Wang, 2022/07/19
- [PULL 18/24] vdpa: Extract get features part from vhost_vdpa_get_max_queue_pairs, Jason Wang, 2022/07/19
- [PULL 20/24] vdpa: Add x-svq to NetdevVhostVDPAOptions, Jason Wang, 2022/07/19
- [PULL 22/24] net/colo: Fix a "double free" crash to clear the conn_list, Jason Wang, 2022/07/19
- [PULL 24/24] net/colo.c: fix segmentation fault when packet is not parsed correctly, Jason Wang, 2022/07/19
- [PULL 21/24] softmmu/runstate.c: add RunStateTransition support form COLO to PRELAUNCH,
Jason Wang <=
- [PULL 23/24] net/colo.c: No need to track conn_list for filter-rewriter, Jason Wang, 2022/07/19
- Re: [PULL 00/24] Net Patches, Peter Maydell, 2022/07/19