File 0065-vmstate-add-VMSTATE_VALIDATE.patch of Package qemu-linux-user

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File 0065-vmstate-add-VMSTATE_VALIDATE.patch of Package qemu-linux-user

From fb8fd779935a8ea62cf28706d215e42565143d2a Mon Sep 17 00:00:00 2001
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Thu, 3 Apr 2014 19:50:35 +0300
Subject: [PATCH] vmstate: add VMSTATE_VALIDATE
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Validate state using VMS_ARRAY with num = 0 and VMS_MUST_EXIST

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
(cherry picked from commit 4082f0889ba04678fc14816c53e1b9251ea9207e)
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 include/migration/vmstate.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index de970ab..5b71370 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -204,6 +204,14 @@ extern const VMStateInfo vmstate_info_bitmap;
     .offset       = vmstate_offset_value(_state, _field, _type),     \
 }
 
+/* Validate state using a boolean predicate. */
+#define VMSTATE_VALIDATE(_name, _test) { \
+    .name         = (_name),                                         \
+    .field_exists = (_test),                                         \
+    .flags        = VMS_ARRAY | VMS_MUST_EXIST,                      \
+    .num          = 0, /* 0 elements: no data, only run _test */     \
+}
+
 #define VMSTATE_POINTER(_field, _state, _version, _info, _type) {    \
     .name       = (stringify(_field)),                               \
     .version_id = (_version),                                        \

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File 0065-vmstate-add-VMSTATE_VALIDATE.patch of Package qemu-linux-user

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