Re: [Qemu-devel] Funny -m arguments can crash

[Blue Swirl]

On Mon, Jul 30, 2012 at 12:56 PM, Markus Armbruster <address@hidden> wrote:
> Blue Swirl <address@hidden> writes:
>
>> On Sat, Jul 28, 2012 at 6:41 AM, Markus Armbruster <address@hidden> wrote:
>>> Blue Swirl <address@hidden> writes:
>>>
>>>> On Wed, Jul 25, 2012 at 11:49 AM, Markus Armbruster
>>>> <address@hidden> wrote:
>>>>> Asking for "funny" memory sizes sometimes crashes for me.  For instance
>>>>> -m 0.8 or the equivalent -m 838860b.  -m 0.7 appears to work.
>>>>>
>>>>> Should we round memory sizes?  How?  Where?
>>>>
>>>> We had a discussion about this recently:
>>>> http://lists.nongnu.org/archive/html/qemu-devel/2012-06/msg02800.html
>>>
>>> I missed that, thanks!
>>>
>>> Unfortunately, the thread petered out without a conclusion.  What now?
>>
>> There's no patch to do the check in vl.c for 8k. Lacking the patch, we
>> don't know exactly what is the charge level of megaphone batteries:
>> like Schrödinger's cat, they may be dead or fully charged.
>
> What would you like me to do?  Round argument of -m up to next multiple
> of 8KiB?

Yes please, maybe with a notice to the user.