Re: e1000 and PXE issues

[Farkas Levente <lfarkas@lfarkas.org>]

Greg Kurtzer wrote:
> On Sat, Jul 26, 2008 at 1:12 AM, Avi Kivity <avi@qumranet.com> wrote:
>> Greg Kurtzer wrote:
>>> Hello,
>>>
>>> I noticed some problems with the e1000 implementation in kvm >= 70. At
>>> first glance it seemed liked a PXE problem as it would not acknowledge
>>> the DHCP offer from the server. I tried several different Etherboot
>>> ROM images and version 5.2.6 seemed to work. That version isn't PXE
>>> compliant so I built an ELF image to boot, and it downloaded it very,
>>> very, very, very slowly (as in about 10 minutes) but it did end up
>>> working.
>>>
>>> This all worked perfectly with version 69 and previous.
>>>
>> There are two patches to e1000 in kvm-70; can you try backing them out
>> (patch -Rp1 < test.patch) to see which one is guilty?
>>
>> Candidates attached.
> 
> Reverted both of these patches yet the problem remains. :(
> 
> This is easy to reproduce (at least on my build). if there is a DHCP
> server on the network, just do a network boot on the e1000. It makes a
> correct DHCPDISCOVER, but never responds to the DHCPOFFER (it should
> do a DHCPREQUEST next). No packets are getting lost according tcpdump
> on the master.
> 
> The console is showing:
> 
> Probing pci nic...
> [e1000-82540em]Ethernet addr: 00:04:21:DE:99:55
> Searching for server (DHCP)....No IP address
> .No IP address
> .No IP address
> .No IP address
> .No IP address
> .No IP address
> .No IP address
> ...

the same happend with us both with e1000 and rtl8139 driver and the rh 
guy said it's not a virt-manager problem...
currently we're not able to pxe boot any kind of kvm guest with any 
network driver:-(

-- 
   Levente                               "Si vis pacem para bellum!"