Anyone have any ideas on this?
If I use the xensource kernel for DomU's (3.0.3 or 3.0.4) I can't use
file tap:aio nor can I use xvdN drivers.
Gary Wayne Smith
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-users-
> bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Gary W. Smith
> Sent: Wednesday, January 10, 2007 12:00 AM
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] Problem with 3.0.3 tap:aio from xensource kernel
> image
>
> Hello,
>
> I've been playing around with the kernel image downloaded directly
from
> xensource.com. It's
> the 32bit PAE. I can use 'file:/' in the config but if I use
> 'tap:aio:/' in the config it gets a kernel panic. I have also tried
to
> use the xvda instead of sda1 (with 'file:/') and I also get a kernel
> panic. It's the same as below but the last 3 lines contain this
instead
> of the long listing.
>
> Shouldn't the xensource kernel 3.0.3 support both tap:aio and xvda?
>
> 'file:/' and type xvda
>
> VFS: Cannot open root device "xdva" or unknown-block(0,0)
> Please append a correct "root=" boot option
> Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(0,0)
>
> 'tap:aio:/' and any type (sda1, xvda, etc).
>
>
> Linux version 2.6.16.29-xen (shand@endor) (gcc version 3.4.4 20050314
> (prerelease) (Debian 3.4.3-13)) #4 SMP Sun Oct 15 13:20:46 BST 2006
> BIOS-provided physical RAM map:
> Xen: 0000000000000000 - 0000000010800000 (usable)
> 0MB HIGHMEM available.
> 264MB LOWMEM available.
> NX (Execute Disable) protection: active
> ACPI in unprivileged domain disabled
> Built 1 zonelists
> Kernel command line: root=/dev/sda1 ro
> Enabling fast FPU save and restore... done.
> Enabling unmasked SIMD FPU exception support... done.
> Initializing CPU#0
> PID hash table entries: 2048 (order: 11, 32768 bytes)
> Xen reported: 2211.328 MHz processor.
> Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
> Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
> Software IO TLB disabled
> vmalloc area: d1000000-f51fe000, maxmem 2d7fe000
> Memory: 253824k/270336k available (1976k kernel code, 7988k reserved,
> 754k data, 192k init, 0k highmem)
> Checking if this processor honours the WP bit even in supervisor
mode...
> Ok.
> Calibrating delay using timer specific routine.. 4424.20 BogoMIPS
> (lpj=22121005)
> Security Framework v1.0.0 initialized
> Capability LSM initialized
> Mount-cache hash table entries: 512
> CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
> CPU: L2 Cache: 512K (64 bytes/line)
> Checking 'hlt' instruction... OK.
> Brought up 1 CPUs
> migration_cost=0
> Grant table initialized
> NET: Registered protocol family 16
> Brought up 1 CPUs
> PCI: setting up Xen PCI frontend stub
> ACPI: Subsystem revision 20060127
> ACPI: Interpreter disabled.
> Linux Plug and Play Support v0.97 (c) Adam Belay
> pnp: PnP ACPI: disabled
> xen_mem: Initialising balloon driver.
> PCI: System does not support PCI
> PCI: System does not support PCI
> IA-32 Microcode Update Driver: v1.14-xen <tigran@xxxxxxxxxxx>
> audit: initializing netlink socket (disabled)
> audit(1168415636.163:1): initialized
> VFS: Disk quotas dquot_6.5.1
> Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
> Initializing Cryptographic API
> io scheduler noop registered
> io scheduler anticipatory registered
> io scheduler deadline registered
> io scheduler cfq registered (default)
> PNP: No PS/2 controller found. Probing ports directly.
> i8042.c: No controller found.
> Floppy drive(s): fd0 is unknown type 15 (usb?), fd1 is unknown type 15
> (usb?)
> Failed to obtain physical IRQ 6
> floppy0: no floppy controllers found
> RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize
> loop: loaded (max 8 devices)
> Xen virtual console successfully installed as tty1
> Event-channel device installed.
> netfront: Initialising virtual ethernet driver.
> Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
> ide: Assuming 50MHz system bus speed for PIO modes; override with
> idebus=xx
> mice: PS/2 mouse device common for all mice
> md: md driver 0.90.3 MAX_MD_DEVS=256, MD_SB_DISKS=27
> md: bitmap version 4.39
> NET: Registered protocol family 2
> netfront: device eth0 has flipping receive path.
> Registering block device major 8
> IP route cache hash table entries: 4096 (order: 2, 16384 bytes)
> TCP established hash table entries: 16384 (order: 5, 131072 bytes)
> TCP bind hash table entries: 16384 (order: 5, 131072 bytes)
> TCP: Hash tables configured (established 16384 bind 16384)
> TCP reno registered
> NET: Registered protocol family 1
> NET: Registered protocol family 17
> Using IPI No-Shortcut mode
> md: Autodetecting RAID arrays.
> md: autorun ...
> md: ... autorun DONE.
> WARNING: g.e. still in use!
> WARNING: leaking g.e. and page still in use!
> end_request: I/O error, dev sda1, sector 2
> EXT2-fs: unable to read superblock
> Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(8,1)
>
>
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