Re: [Qemu-devel] [PATCH RFC v2 09/12] VMState test: update period of vmstate testing process

[Eric Blake <eblake@redhat.com>]

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On 07/29/2014 12:04 PM, Sanidhya Kashyap wrote:

>>> +void qmp_test_vmstates_set_period(int64_t period, Error **errp) 
>>> +{ +    VMStateLogState *v = vmstate_current_state(); +    if
>>> (period < TEST_VMSTATE_MIN_INTERVAL_MS || +        period >
>>> TEST_VMSTATE_MAX_INTERVAL_MS) { +        error_setg(errp, "sleep
>>> interval (period) value must be " +                   "in the
>>> defined range [%d, %d](ms)\n", +
>>> TEST_VMSTATE_MIN_INTERVAL_MS, TEST_VMSTATE_MAX_INTERVAL_MS); +
>>> return; +    } +    v->period = period; +}

Uggh, your mailer clobbered whitespace when replying :(

> 
>> This looks like it takes effect whether or not a vmstate test is 
>> underway.  Does this impact the default of the next vmstate test
>> to
> 
> Yes
> 
>> start, in the case where that command doesn't supply a value for
>> period but relies on the default?
> 
> No, it does not.

Then it may be worth fixing the command to error out if there is no
active vmstate test underway, instead of changing a value that has no
effect.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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