Re: [Qemu-devel] [PATCH] block-migration: deprecate block migration for the 1.2 release

[Ruben Kerkhof]

On Tue, Aug 14, 2012 at 4:42 PM, Stefan Hajnoczi
<address@hidden> wrote:
> On Tue, Aug 14, 2012 at 08:32:31AM -0500, Anthony Liguori wrote:
>> To be replaced with live block copy.
>>
>> Signed-off-by: Anthony Liguori <address@hidden>
>> ---
>>  migration.c |    9 +++++++++
>>  1 files changed, 9 insertions(+), 0 deletions(-)
>>
>> diff --git a/migration.c b/migration.c
>> index 653a3c1..babccf4 100644
>> --- a/migration.c
>> +++ b/migration.c
>> @@ -482,10 +482,19 @@ void qmp_migrate(const char *uri, bool has_blk, bool 
>> blk,
>>      MigrationParams params;
>>      const char *p;
>>      int ret;
>> +    static bool suppress_deprecation_message;
>>
>>      params.blk = blk;
>>      params.shared = inc;
>>
>> +    if (blk && !suppress_deprecation_message) {
>> +        qerror_report(ERROR_CLASS_GENERIC_ERROR,
>
> qerror_report_once() would be nice :).
>
>> +                      "Block migration is deprecated.  "
>> +                      "See http://wiki.qemu.org/Features/LiveBlockCopy "
>
> The page doesn't exist, I think it should be:
> http://wiki.qemu.org/Features/LiveBlockMigration

Can the new live block copy method still use tcp just like the current
block migration? The wiki page only mentions iscsi.
I make extensive use of block migration over tcp, which works fine and
is handled by libvirt. I'd rather not introduce iscsi in my
environment.

Kind regards,

Ruben