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[Qemu-devel] [0.14?][PATCH v3 2/4] ioapic: Save/restore irr


From: Jan Kiszka
Subject: [Qemu-devel] [0.14?][PATCH v3 2/4] ioapic: Save/restore irr
Date: Thu, 3 Feb 2011 22:54:12 +0100

From: Jan Kiszka <address@hidden>

This is a guest modifiable state that must be saved/restored properly.

Signed-off-by: Jan Kiszka <address@hidden>
---
 hw/ioapic.c |   15 ++++++++++++++-
 1 files changed, 14 insertions(+), 1 deletions(-)

diff --git a/hw/ioapic.c b/hw/ioapic.c
index 8bc31f7..8c46c1d 100644
--- a/hw/ioapic.c
+++ b/hw/ioapic.c
@@ -231,14 +231,27 @@ static void ioapic_mem_writel(void *opaque, 
target_phys_addr_t addr, uint32_t va
     }
 }
 
+static int ioapic_post_load(void *opaque, int version_id)
+{
+    IOAPICState *s = opaque;
+
+    if (version_id == 1) {
+        /* set sane value */
+        s->irr = 0;
+    }
+    return 0;
+}
+
 static const VMStateDescription vmstate_ioapic = {
     .name = "ioapic",
-    .version_id = 1,
+    .version_id = 2,
+    .post_load = ioapic_post_load,
     .minimum_version_id = 1,
     .minimum_version_id_old = 1,
     .fields      = (VMStateField []) {
         VMSTATE_UINT8(id, IOAPICState),
         VMSTATE_UINT8(ioregsel, IOAPICState),
+        VMSTATE_UINT32_V(irr, IOAPICState, 2),
         VMSTATE_UINT64_ARRAY(ioredtbl, IOAPICState, IOAPIC_NUM_PINS),
         VMSTATE_END_OF_LIST()
     }
-- 
1.7.1




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