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From: benoit.canet@gmail.com
To: qemu-devel@nongnu.org
Cc: kwolf@redhat.com, stefanha@gmail.com,
	"Benoît Canet" <benoit@irqsave.net>,
	stefanha@linux.vnet.ibm.com, pbonzini@redhat.com
Subject: [Qemu-devel] [PATCH V4 3/3] migration: block migration when any of the block device is busy
Date: Mon, 23 Jul 2012 16:23:00 +0200	[thread overview]
Message-ID: <1343053380-12133-4-git-send-email-benoit@irqsave.net> (raw)
In-Reply-To: <1343053380-12133-1-git-send-email-benoit@irqsave.net>

From: Benoît Canet <benoit@irqsave.net>

Signed-off-by: Benoit Canet <benoit@irqsave.net>
---
 migration.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/migration.c b/migration.c
index 8db1b43..3d68996 100644
--- a/migration.c
+++ b/migration.c
@@ -425,6 +425,11 @@ void qmp_migrate(const char *uri, bool has_blk, bool blk,
         return;
     }
 
+    if (bdrv_are_busy()) {
+        error_set(errp, QERR_BLOCK_DEV_IN_USE_MIGRATION_PREVENTED);
+        return;
+    }
+
     s = migrate_init(&params);
 
     if (strstart(uri, "tcp:", &p)) {
-- 
1.7.9.5

  parent reply	other threads:[~2012-07-23 14:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-23 14:22 [Qemu-devel] [PATCH V4 0/3] Block migration if any of the block device is busy benoit.canet
2012-07-23 14:22 ` [Qemu-devel] [PATCH V4 1/3] block: Add bdrv_are_busy() benoit.canet
2012-07-23 17:15   ` Luiz Capitulino
2012-07-24 10:10     ` Benoît Canet
2012-07-24 12:55       ` Luiz Capitulino
2012-07-24 13:29         ` Kevin Wolf
2012-07-24 14:37           ` Benoît Canet
2012-07-24 14:42             ` Kevin Wolf
2012-07-23 14:22 ` [Qemu-devel] [PATCH V4 2/3] qerror: Add error telling that block dev usage prevents migration benoit.canet
2012-07-23 17:09   ` Luiz Capitulino
2012-07-23 14:23 ` benoit.canet [this message]
2012-07-23 14:58 ` [Qemu-devel] [PATCH V4 0/3] Block migration if any of the block device is busy Stefan Hajnoczi
2012-07-24  9:52 ` Kevin Wolf
2012-07-24 10:04   ` Stefan Hajnoczi
2012-07-24 10:19     ` Kevin Wolf
2012-07-24 11:12       ` Paolo Bonzini

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