Re: latest pv_ops dom0 (2.6.29-rc7) works!!

["Pasi Kärkkäinen" <pasik@iki.fi>]

On Thu, Mar 05, 2009 at 12:10:01PM -0800, Jeremy Fitzhardinge wrote:
> Pasi Kärkkäinen wrote:
> >First time ever (on my testing box) disk attached to ata_piix is now 
> >actually detected and seems to work.. at least partly!
> >  
> 
> Good!
> 
> >See:
> >http://pasik.reaktio.net/xen/pv_ops-dom0-debug/pv_ops-dom0-bootlog-17-xen331-linux-2.6.29-rc7-crash.txt
> >
> >But now I get crash when init is started..
> >
> >Starting udev: BUG: unable to handle kernel paging request at c1106840
> >IP: [<c04045ef>] get_phys_to_machine+0x24/0x29
> >*pdpt = 000000005fa7a001 
> >Thread overran stack, or stack corrupted
> >  
> 
> Try again.  I don't know if I specifically fixed this one, but I noticed 
> that it wasn't reserving the 32-bit Xen pagetables, so it might have 
> tried to reallocate them for the swiotlb buffer...
> 

And now it boots all the way to login prompt!!

Congratulations!

http://pasik.reaktio.net/xen/pv_ops-dom0-debug/pv_ops-dom0-bootlog-18-xen331-linux-2.6.29-rc7.txt

grub.conf:

title Xen pv_ops dom0-test (2.6.29-rc7-tip) / serial console
        root (hd0,0)
        kernel /xen-3.3.gz dom0_mem=1024M loglvl=all guest_loglvl=all com1=19200,8n1 console=com1
        module /vmlinuz-2.6.29-rc7-tip ro root=/dev/vg00/lv01 console=hvc0 earlyprintk=xen
        module /initrd-2.6.29-rc7-tip.img


Network seems to be OK, I can ssh into the box:

[root@dom0test ~]# uname -a
Linux dom0test.localdomain 2.6.29-rc7-tip #7 SMP Thu Mar 5 22:33:17 EET 2009
i686 i686 i386 GNU/Linux

[root@dom0test ~]# ethtool -i eth0
driver: tg3
version: 3.97
firmware-version: 5721-v3.29a, ASFIPMI v6.09
bus-info: 0000:04:00.0

[root@dom0test ~]# cat /proc/interrupts

           CPU0       CPU1       
  1:         36          0  xen-pirq-pirq      i8042
  3:          2          0  xen-pirq-pirq    
  6:          5          0  xen-pirq-pirq      floppy
  7:          0          0  xen-pirq-pirq      parport0
  8:         33          0  xen-pirq-pirq      rtc0
  9:          0          0  xen-pirq-pirq      acpi
 14:       3868          0  xen-pirq-pirq      ata_piix
 15:          0          0  xen-pirq-pirq      ata_piix
 16:          0          0  xen-pirq-pirq      uhci_hcd:usb5, pata_pdc2027x
 18:       1454          0  xen-pirq-pirq      uhci_hcd:usb4, eth0
 19:          1          0  xen-pirq-pirq      ahci, uhci_hcd:usb3, eth1
 23:          0          0  xen-pirq-pirq      ehci_hcd:usb1, uhci_hcd:usb2
 24:          0          0  xen-pirq-pirq      sata_promise
 48:      38110          0   xen-dyn-virq      timer0
 49:          2          0   xen-dyn-ipi       spinlock0
 50:       3280          0   xen-dyn-ipi       resched0
 51:          0          0   xen-dyn-ipi       callfunc0
 52:          0          0   xen-dyn-virq      debug0
 53:        118          0   xen-dyn-ipi       callfuncsingle0
 54:          0      34153   xen-dyn-virq      timer1
 55:          0          7   xen-dyn-ipi       spinlock1
 56:          0       4402   xen-dyn-ipi       resched1
 57:          0          0   xen-dyn-ipi       callfunc1
 58:          0          0   xen-dyn-virq      debug1
 59:          0        368   xen-dyn-ipi       callfuncsingle1
 60:          0          0   xen-dyn-event     xenbus
 61:         16          0   xen-dyn-virq      hvc_console
NMI:          0          0   Non-maskable interrupts
LOC:          0          0   Local timer interrupts
CNT:          0          0   Performance counter interrupts
RES:       3280       4402   Rescheduling interrupts
CAL:        118        368   Function call interrupts
TLB:          0          0   TLB shootdowns
TRM:          0          0   Thermal event interrupts
SPU:          0          0   Spurious interrupts
ERR:          0
MIS:          0

[root@dom0test ~]# lsmod
Module                  Size  Used by
bridge                 40160  0 
stp                     2032  1 bridge
bnep                   10852  2 
sco                     9036  2 
l2cap                  17616  3 bnep
bluetooth              44556  5 bnep,sco,l2cap
sunrpc                149716  1 
ipv6                  226944  26 
dm_multipath           13520  0 
uinput                  6612  0 
ppdev                   6376  0 
floppy                 47220  0 
i2c_i801                8228  0 
i2c_core               17668  1 i2c_i801
iTCO_wdt               10456  0 
pcspkr                  2248  0 
iTCO_vendor_support     2828  1 iTCO_wdt
pata_pdc2027x           6968  0 
tg3                    91468  0 
libphy                 16496  1 tg3
sata_promise           10024  0 
parport_pc             22096  0 
parport                27956  2 ppdev,parport_pc
ata_generic             4224  0 
pata_acpi               3508  0 


[root@dom0test ~]# mount | grep xen
none on /proc/xen type xenfs (rw)

[root@dom0test ~]# /etc/init.d/xend start
Starting xend daemon:                                      [FAILED]


I'll start playing with that stuff tomorrow, now I need to get some sleep :) 

-- Pasi