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authorJason Baron <jbaron@redhat.com>2013-01-04 14:44:42 -0500
committerKevin Wolf <kwolf@redhat.com>2013-01-25 18:18:36 +0100
commita26230218d7d66ec5cb1aec101ceaf0e7400ef7f (patch)
tree7e778e85954edf8a6e3bb27e04d6fe0557605d09 /hw/ide/ich.c
parent4ac557c89b04d506c876a0a378e815d822261c8a (diff)
ahci: Add migration support
Jason tested these patches by migrating Windows 7 and Fedora 17 guests (while under I/O) on both piix with ahci attached and on q35 (which has a built-in AHCI controller). Signed-off-by: Andreas Färber <afaerber@suse.de> Signed-off-by: Jason Baron <jbaron@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hw/ide/ich.c')
-rw-r--r--hw/ide/ich.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/hw/ide/ich.c b/hw/ide/ich.c
index 1fb803d340..cc30adc701 100644
--- a/hw/ide/ich.c
+++ b/hw/ide/ich.c
@@ -79,9 +79,15 @@
#define ICH9_IDP_INDEX 0x10
#define ICH9_IDP_INDEX_LOG2 0x04
-static const VMStateDescription vmstate_ahci = {
- .name = "ahci",
- .unmigratable = 1,
+static const VMStateDescription vmstate_ich9_ahci = {
+ .name = "ich9_ahci",
+ .unmigratable = 1, /* Still buggy under I/O load */
+ .version_id = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_PCI_DEVICE(card, AHCIPCIState),
+ VMSTATE_AHCI(ahci, AHCIPCIState),
+ VMSTATE_END_OF_LIST()
+ },
};
static void pci_ich9_reset(DeviceState *dev)
@@ -152,7 +158,7 @@ static void ich_ahci_class_init(ObjectClass *klass, void *data)
k->device_id = PCI_DEVICE_ID_INTEL_82801IR;
k->revision = 0x02;
k->class_id = PCI_CLASS_STORAGE_SATA;
- dc->vmsd = &vmstate_ahci;
+ dc->vmsd = &vmstate_ich9_ahci;
dc->reset = pci_ich9_reset;
}