Re: kvm-84 and guests with more than 3536 MB Ram?

[Tomasz Chmielewski <mangoo@wpkg.org>]

Anthony Liguori schrieb:
> Lukas Kolbe wrote:
>> On Di, 2009-03-24 at 14:59 +0200, Avi Kivity wrote:
>>  
>>> Lukas Kolbe wrote:
>>>    
>>>> Hi!
>>>>
>>>> This is my first post here so please bear with me; we have a Debian
>>>> Lenny system with kernel 2.6.28 and kvm-84, and can't start a guest 
>>>> with
>>>> more than 3536 MB Ram. With kvm-72 (the version lenny released with) we
>>>> can use all 7GB that is intended for that guest.

(...)

>> qemu: loading initrd (0x781b93 bytes) at 0x000000007f87e000
>> create_userspace_phys_mem: Invalid argument
>> kvm_cpu_register_physical_memory: failed
>>
>> And back to the console. When I try the same with 3584MB, I can boot
>> into the machine flawlessly.
>>
>> Sorry for getting the numbers wrong in the first mail - the actual
>> problem starts at 3585MB Ram for the guest.
>>
>> If you can't reproduce it with yout 2.6.28 and kvm-84, I should possibly
>> take this to the debian bugtracker ...
>>   
> 
> kvm-72 is pretty old.  It used to be that we used phys_ram_base for 
> loading kernel/initrds which would break when using > 3.5GB of memory.  
> I wouldn't be surprised if that fix happened post kvm-72.

Doesn't he say that it did work for him with kvm-72, but does not with 
kvm-84?


-- 
Tomasz Chmielewski
http://wpkg.org