Re: [Qemu-devel] memory hotplug fails with mem-merge option

[Marcel Apfelbaum <marcel@redhat.com>]

On 07/16/2015 03:24 PM, Igor Mammedov wrote:
> On Thu, 16 Jul 2015 16:00:07 +0530
> Bharata B Rao <bharata@linux.vnet.ibm.com> wrote:
>
>> On Thu, Jul 16, 2015 at 10:25:09AM +0530, Bharata B Rao wrote:
>>> Hi,
>>>
>>> When I use -machine pc,mem-merge=off|on -m 1G,slots=4,maxmem=2G, adding
>>> memory-backend-ram object fails like below. Same failure is seen with
>>> -machine pseries,mem-merge=on|off.
>>>
>>> (qemu) object_add memory-backend-ram,id=ram0,size=1G
>>>
>>> qemu-system-x86_64: util/qemu-option.c:388: qemu_opt_get_bool_helper: Assertion `opt->desc && opt->desc->type == QEMU_OPT_BOOL' failed.
>>
>> Same failure seen with -machine pseries,mem-merge=off when used together with
>> -object memory-backend-file on QEMU commandline in which case boot time
>> failure is observed.
>>
>> Regards,
>> Bharata.
>
> looks like related to
>
> 0a7cf217 util/qemu-config: fix regression of qmp_query_command_line_options
> and
> 49d2e64 machine: remove qemu_machine_opts global list
>
> CCing Marcel in hope he knows how to fix it right away.
Hi,

Can you please check that Eduardo's patch fixes this?
     [PATCH] hostmem: Fix qemu_opt_get_bool() crash in host_memory_backend_init()
     https://www.mail-archive.com/qemu-devel@nongnu.org/msg310915.html

Thanks,
Marcel

>