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From 10a4f18fb24f6d005e00828018f38285347b6fd8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Wed, 13 Dec 2017 13:38:58 +0100
Subject: [PATCH 27/41] dump-guest-memory: disable dump when in INMIGRATE state
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RH-Author: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: <20171213133912.26176-28-marcandre.lureau@redhat.com>
Patchwork-id: 78381
O-Subject: [RHEL-7.5 qemu-kvm PATCH v3 27/41] dump-guest-memory: disable dump when in INMIGRATE state
Bugzilla: 1411490
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>

From: Peter Xu <peterx@redhat.com>

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Message-Id: <1455772616-8668-7-git-send-email-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

(cherry picked from commit 63e27f28f281986de791f099efa4fa15cc47f4fc)
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 dump.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dump.c b/dump.c
index 4bce6cf..8618230 100644
--- a/dump.c
+++ b/dump.c
@@ -1658,6 +1658,11 @@ void qmp_dump_guest_memory(bool paging, const char *file,
     DumpState *s;
     Error *local_err = NULL;
 
+    if (runstate_check(RUN_STATE_INMIGRATE)) {
+        error_setg(errp, "Dump not allowed during incoming migration.");
+        return;
+    }
+
     /* if there is a dump in background, we should wait until the dump
      * finished */
     if (dump_in_progress()) {
-- 
1.8.3.1