From a0912df3faac8b58725f45b8cf928990999585a3 Mon Sep 17 00:00:00 2001
From: Jiri Denemark <jdenemar@redhat.com>
Date: Wed, 14 Jun 2017 13:43:12 +0200
Subject: [PATCH] qemu: Add qemuDomainMigratableDefCheckABIStability

This patch separates the actual ABI checks from getting migratable defs
in qemuDomainDefCheckABIStability so that we can create another wrapper
which will use different methods to get the migratable defs.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
---
 src/qemu/qemu_domain.c | 34 +++++++++++++++++++++++-----------
 1 file changed, 23 insertions(+), 11 deletions(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 2f8afd1d92..01644694ba 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -5899,6 +5899,26 @@ virDomainABIStability virQEMUDriverDomainABIStability = {
 };
 
 
+static bool
+qemuDomainMigratableDefCheckABIStability(virQEMUDriverPtr driver,
+                                         virDomainDefPtr src,
+                                         virDomainDefPtr migratableSrc,
+                                         virDomainDefPtr dst,
+                                         virDomainDefPtr migratableDst)
+{
+    if (!virDomainDefCheckABIStabilityFlags(migratableSrc,
+                                            migratableDst,
+                                            driver->xmlopt,
+                                            VIR_DOMAIN_DEF_ABI_CHECK_SKIP_VOLATILE))
+        return false;
+
+    /* Force update any skipped values from the volatile flag */
+    dst->mem.cur_balloon = src->mem.cur_balloon;
+
+    return true;
+}
+
+
 bool
 qemuDomainDefCheckABIStability(virQEMUDriverPtr driver,
                                virDomainDefPtr src,
@@ -5909,23 +5929,15 @@ qemuDomainDefCheckABIStability(virQEMUDriverPtr driver,
     const unsigned int flags = VIR_DOMAIN_XML_SECURE |
                                VIR_DOMAIN_XML_UPDATE_CPU |
                                VIR_DOMAIN_XML_MIGRATABLE;
-    const unsigned int check_flags = VIR_DOMAIN_DEF_ABI_CHECK_SKIP_VOLATILE;
     bool ret = false;
 
     if (!(migratableDefSrc = qemuDomainDefCopy(driver, src, flags)) ||
         !(migratableDefDst = qemuDomainDefCopy(driver, dst, flags)))
         goto cleanup;
 
-    if (!virDomainDefCheckABIStabilityFlags(migratableDefSrc,
-                                            migratableDefDst,
-                                            driver->xmlopt,
-                                            check_flags))
-        goto cleanup;
-
-    /* Force update any skipped values from the volatile flag */
-    dst->mem.cur_balloon = src->mem.cur_balloon;
-
-    ret = true;
+    ret = qemuDomainMigratableDefCheckABIStability(driver,
+                                                   src, migratableDefSrc,
+                                                   dst, migratableDefDst);
 
  cleanup:
     virDomainDefFree(migratableDefSrc);