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[Qemu-stable] [PATCH 03/56] vl: change runstate only if new state is dif
From: |
Michael Roth |
Subject: |
[Qemu-stable] [PATCH 03/56] vl: change runstate only if new state is different from current state |
Date: |
Mon, 8 Aug 2016 16:03:34 -0500 |
From: Li Zhijian <address@hidden>
Previously, qemu will abort at following scenario:
(qemu) stop
(qemu) system_reset
(qemu) system_reset
(qemu) 2016-04-13T20:54:38.979158Z qemu-system-x86_64: invalid runstate
transition: 'prelaunch' -> 'prelaunch'
Signed-off-by: Li Zhijian <address@hidden>
Acked-by: Paolo Bonzini <address@hidden>
Message-Id: <address@hidden>
Cc: address@hidden
Signed-off-by: Paolo Bonzini <address@hidden>
(cherry picked from commit e92a2d9cb3d8f589c9fe5d2eacc83d8dddea0e16)
Signed-off-by: Michael Roth <address@hidden>
---
vl.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/vl.c b/vl.c
index 5fd22cb..5db5dc2 100644
--- a/vl.c
+++ b/vl.c
@@ -692,6 +692,10 @@ void runstate_set(RunState new_state)
{
assert(new_state < RUN_STATE__MAX);
+ if (current_run_state == new_state) {
+ return;
+ }
+
if (!runstate_valid_transitions[current_run_state][new_state]) {
error_report("invalid runstate transition: '%s' -> '%s'",
RunState_lookup[current_run_state],
--
1.9.1
- [Qemu-stable] [PATCH 32/56] net: fix qemu_announce_self not emitting packets, (continued)
- [Qemu-stable] [PATCH 32/56] net: fix qemu_announce_self not emitting packets, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 35/56] qapi: Fix crash on missing alternate member of QAPI struct, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 36/56] pci-assign: Move "Invalid ROM" error message to pci-assign-load-rom.c, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 37/56] vfio/pci: Fix VGA quirks, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 38/56] nbd: Allow larger requests, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 39/56] scsi-generic: Merge block max xfer len in INQUIRY response, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 40/56] scsi: Advertise limits by blocksize, not 512, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 41/56] target-sparc: fix register corruption in ldstub if there is no write permission, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 44/56] s390x/ipl: fix reboots for migration from different bios, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 46/56] qemu-iotests: Test naming of throttling groups, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 03/56] vl: change runstate only if new state is different from current state,
Michael Roth <=
- [Qemu-stable] [PATCH 45/56] blockdev: Fix regression with the default naming of throttling groups, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 42/56] virtio: set low features early on load, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 43/56] Revert "virtio-net: unbreak self announcement and guest offloads after migration", Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 47/56] util: Fix MIN_NON_ZERO, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 48/56] block/iscsi: fix rounding in iscsi_allocationmap_set, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 50/56] nbd: More debug typo fixes, use correct formats, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 04/56] tools: kvm_stat: Powerpc related fixes, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 49/56] Fix some typos found by codespell, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 52/56] nbd: Limit nbdflags to 16 bits, Michael Roth, 2016/08/08
- [Qemu-stable] [PATCH 53/56] pcie: fix link active status bit migration, Michael Roth, 2016/08/08