On Tue, May 18, 2010 at 12:08:36PM -0700, ccmail111 wrote:
> Thanks for tip below.
>
> 1) I tried rebuild kernel with option below. I now build kernel with:
>
> CONFIG_SYSFS_DEPRECATED=y
> CONFIG_SYSFS_DEPRECATED_V2=y
>
> But see problem below during boot up as below..
>
> grub.conf:
>
> title Xen 4.0 debug XenLinux 2.6
> root (hd0,0)
> kernel /xen-4.0.0.gz console=com1, com1=115200,8n1 noreboot
> loglvl=all vga=text-80x50,keep iommu=off apic=debug guest_loglvl=all
> module /vmlinuz-2.6.31.13 ro
root=/dev/ram0 console=hvc0
> earlyprintk=xen nomodeset initcall_debug debug loglevel=10
your root= parameter is wrong.
You need to have the actual root partition path there.
-- Pasi
> module /initrd.img-2.6.31.13
>
> 2) Is there a reference (working) ramdisk/initrd for Xen4.0 with busybox
> or such ? I created ramdisk as:
>
> # mkinitrd -v -f --builtin=ehci-hcd --builtin=ohci-hcd --builtin=uhci-hcd
> --builtin=ahci --builtin=aacraid --builtin=aacraid --builtin=sd_mod
> --builtin=scsi_mod /boot/initrd.img-2.6.31.13 2.6.31.13
>
> Using this (since there is no busybox or such):
>
> Trying to resume from /dev/sdb2
> Unable to access resume device (/dev/sdb2)
>
Creating root device.
> usb 5-1: new full speed USB device using uhci_hcd and address 2
> Mounting root filesystem.
> VFS: Can't find ext3 filesystem on dev ram0.
> mount: error mounting /dev/root on /sysroot as ext3: Invalid argument
> Setting up other filesystems.
> Setting up new root fs
> setuproot: moving /dev failed: No such file or directory
> no fstab.sys, mounting internal defaults
> setuproot: error mounting /proc: No such file or directory
> setuproot: error mounting /sys: No such file or directory
> Switching to new root and running init.
> unmounting old /dev
> unmounting old /proc
> unmounting old /sys
> switchroot: mount failed: No such file or
directory
> Kernel panic - not syncing: Attempted to kill init!
> Pid: 1, comm: init Not tainted 2.6.31.13 #8
> Call Trace:
> [<ffffffff8106bbeb>] panic+0xb7/0x172
> [<ffffffff8106fe04>] ? do_exit+0x37c/0x6de
> [<ffffffff8100fa6f>] ? xen_restore_fl_direct_end+0x0/0x1
> [<ffffffff810a1c6b>] ? lock_release+0x197/0x1b8
> [<ffffffff8109ef6e>] ? trace_hardirqs_on+0x20/0x36
> [<ffffffff815436be>] ? _write_unlock_irq+0x46/0x61
> [<ffffffff8106fb15>] do_exit+0x8d/0x6de
> [<ffffffff8107021e>] sys_exit_group+0x0/0x42
> [<ffffffff8154265c>] ? trace_hardirqs_on_thunk+0x3a/0x3f
>
[<ffffffff81070248>] sys_exit_group+0x2a/0x42
> [<ffffffff81015332>] system_call_fastpath+0x16/0x1b
>
> Any suggestions ?
>
> Thanks !
>
> CM
>
> --- On Sat, 5/15/10, yingbin wang <
yingbin.wangyb@xxxxxxxxx> wrote:
>
> From: yingbin wang <
yingbin.wangyb@xxxxxxxxx>
> Subject: Re: [Xen-devel] boot Xen 4.0
> To: "ccmail111" <
ccmail111@xxxxxxxxx>
> Cc: "Pasi Kärkkäinen" <
pasik@xxxxxx>,
deshantm@xxxxxxxxx,
>
xen-devel@xxxxxxxxxxxxxxxxxxx> Date: Saturday, May 15, 2010, 12:34
PM
>
> I met similar problems and solved it.
>
> if your grub.conf is OK, you can try to edit a option of your .config.
> CONFIG_SYSFS_DEPRECATED_V2=y
>
> 2010/5/14 ccmail111 <
ccmail111@xxxxxxxxx>
> >
> > Thanks Pasi/Todd,
>
>
> > I did:
> > # mkinitrd -v -f --builtin=ehci-hcd --builtin=ohci-hcd
> --builtin=uhci-hcd --builtin=ahci --builtin=aacraid --builtin=aacraid
> --builtin=sd_mod --builtin=scsi_mod /boot/initrd.img-2.6.31.13 2.6.31.13
> >
> >
> > Now
> > I see during boot: kernel panic:
> >
> > Mounting root filesystem.
> > mount: could not find filesystem '/dev/root'
> > setting up other filesystems
> > setting up new root fs
> > setuproot: moving /dev failed No such file or directory
> > setuproot: error mounting /proc: No such file or
directory
> > setuproot: error mounting /sys: No such file or directory
> > switchroot: mount failed: No such file or directory
> > kernel panic - not syncing : Attempted to kill init !
> >
> >
> >
> >
> > --- On Thu, 5/13/10, Pasi Kärkkäinen <
pasik@xxxxxx> wrote:
> >
> > From: Pasi Kärkkäinen <
pasik@xxxxxx>
> > Subject: Re: [Xen-devel] initrd Xen 4.0
> > To: "ccmail111" <
ccmail111@xxxxxxxxx>
> > Cc:
deshantm@xxxxxxxxx,
xen-devel@xxxxxxxxxxxxxxxxxxx> > Date: Thursday, May 13, 2010, 4:27 PM
> >
> > On Thu, May 13, 2010 at 01:08:36PM -0700, ccmail111 wrote:
> > > The #5 of README is not clear in details.
> > > which directory to run depmod and mkinitrd from ?
> > >
> >
> > It doesn't matter.
> >
> > > I see:
>
> >
> > > # depmod xen-4.0.0
> > > WARNING: Couldn't find symtab and strtab in module xen-4.0.0
> > >
> >
> > Wrong. You need to run depmod for the *kernel*, not for xen.
> >
> > So like this:
> > depmod -a 2.6.32.12
> >
> > Or whatever is your kernel version.
> >
> > -- Pasi
> >
> > > # ls -l
> > > total 1356
> > > -rw-r--r-- 1 root root 1380620 May 13 13:05 xen-4.0.0
>
> >
> > > Any suggestions ?
> > >
> > > --- On Wed, 5/12/10, Todd Deshane <
deshantm@xxxxxxxxx> wrote:
> > >
> > > From: Todd Deshane <
deshantm@xxxxxxxxx>
> > > Subject: Re: [Xen-devel] initrd Xen 4.0
> > > To: "ccmail111" <
ccmail111@xxxxxxxxx>
> > > Cc:
xen-devel@xxxxxxxxxxxxxxxxxxx> > > Date: Wednesday, May 12, 2010, 9:46 PM
> > >
> > >
Hi,
> > >
> > > See inline.
> > >
> > > On Wed, May 12, 2010 at 12:25 PM, ccmail111
> <[1]
ccmail111@xxxxxxxxx>
> > > wrote:
> > > >
> > > > Hi,
> > > >
> >
> > I downloaded Xen 4.0 and did:
> > > > make install
> > > > I donot see initrd (ramdisk) being created at all.
> > > >
> > > > Any suggestions ?
> > > >
> > >
> > > Step 5 of the README
> > > Depending on your config, you may need to use 'mkinitrd' to
> create
> > > an initial ram disk, just like a native system e.g.
> > > # depmod
2.6.18-xen
> > > # mkinitrd -v -f --with=aacraid --with=sd_mod
> --with=scsi_mod
> > > initrd-2.6.18-xen.img 2.6.18-xen
> > > Other systems may requires the use of 'mkinitramfs' to
> create the
> > > ram disk.
> > > # depmod 2.6.18-xen
> > > # mkinitramfs -o initrd-2.6.18-xen.img 2.6.18-xen
> > >
> > > You may need to change the kernel version based on what you
> built.
> >
> Also some distros use different commands to build initrd files.
> > >
> > > I actually forgot about this step for a second too.
> > >
> > > Thanks,
> > > Todd
> > >
> > > --
> > > Todd Deshane
> > > [2][1]
http://todddeshane.net> > > [3][2]
http://runningxen.com> > >
> > >
References
>
> >
> > > Visible links
> > > 1. file:///mc/compose?to=
ccmail111@xxxxxxxxx> > > 2. [3]
http://todddeshane.net/> > > 3. [4]
http://runningxen.com/> >
> > > _______________________________________________
> > > Xen-devel mailing list
> > >
Xen-devel@xxxxxxxxxxxxxxxxxxx> > > [5]
http://lists.xensource.com/xen-devel> >
>
>
> >
> > _______________________________________________
> > Xen-devel mailing list
> >
Xen-devel@xxxxxxxxxxxxxxxxxxx> > [6]
http://lists.xensource.com/xen-devel> >
>
> References
>
> Visible links
> 1.
http://todddeshane.net/> 2.
http://runningxen.com/> 3.
http://todddeshane.net/> 4.
http://runningxen.com/> 5.
http://lists.xensource.com/xen-devel> 6.
http://lists.xensource.com/xen-devel
