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authorPeter Maydell <peter.maydell@linaro.org>2018-04-09 17:29:09 +0100
committerPeter Maydell <peter.maydell@linaro.org>2018-04-09 17:29:10 +0100
commit915d34c5f99b0ab91517c69f54272bfdb6ca2b32 (patch)
tree52128c9a63fcd283e1a267452ff698b3bf119610 /hw/i386/kvm/clock.c
parenta84e937649f09d372e677b3978a933f1207513a2 (diff)
parente0014d4b3a955cfd8d517674703bfa87f340290a (diff)
downloadfocaccia-qemu-915d34c5f99b0ab91517c69f54272bfdb6ca2b32.tar.gz
focaccia-qemu-915d34c5f99b0ab91517c69f54272bfdb6ca2b32.zip
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
Miscellaneous bugfixes, including crash fixes from Alexey, Peter M. and
Thomas.

# gpg: Signature made Mon 09 Apr 2018 15:37:15 BST
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream:
  Add missing bit for SSE instr in VEX decoding
  maint: Add .mailmap entries for patches claiming list authorship
  dump: Fix build with newer gcc
  device-crash-test: Remove fixed isa-fdc entry
  qemu-pr-helper: Write pidfile more often
  qemu-pr-helper: Daemonize before dropping privileges
  virtio-serial: fix heapover-flow
  kvmclock: fix clock_is_reliable on migration from QEMU < 2.9
  hw/dma/i82374: Avoid double creation of the 82374 controller
  hw/scsi: support SCSI-2 passthrough without PI
  scsi-disk: allow customizing the SCSI version
  scsi-disk: Don't enlarge min_io_size to max_io_size
  configure: Add missing configure options to help text
  i386/hyperv: error out if features requested but unsupported
  i386/hyperv: add hv-frequencies cpu property
  target/i386: WHPX: set CPUID_EXT_HYPERVISOR bit
  memfd: fix vhost-user-test on non-memfd capable host
  scripts/checkpatch.pl: Bug fix
  target/i386: Fix andn instruction
  sys_membarrier: fix up include directives

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/i386/kvm/clock.c')
-rw-r--r--hw/i386/kvm/clock.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/hw/i386/kvm/clock.c b/hw/i386/kvm/clock.c
index 1707434db3..7dac319403 100644
--- a/hw/i386/kvm/clock.c
+++ b/hw/i386/kvm/clock.c
@@ -242,6 +242,19 @@ static const VMStateDescription kvmclock_reliable_get_clock = {
 };
 
 /*
+ * When migrating, assume the source has an unreliable
+ * KVM_GET_CLOCK unless told otherwise.
+ */
+static int kvmclock_pre_load(void *opaque)
+{
+    KVMClockState *s = opaque;
+
+    s->clock_is_reliable = false;
+
+    return 0;
+}
+
+/*
  * When migrating, read the clock just before migration,
  * so that the guest clock counts during the events
  * between:
@@ -268,6 +281,7 @@ static const VMStateDescription kvmclock_vmsd = {
     .name = "kvmclock",
     .version_id = 1,
     .minimum_version_id = 1,
+    .pre_load = kvmclock_pre_load,
     .pre_save = kvmclock_pre_save,
     .fields = (VMStateField[]) {
         VMSTATE_UINT64(clock, KVMClockState),