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[Xen-devel] Attempt to load 2.6.29-rc3 with pv_ops suppot for Dom0 under

To: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Subject: [Xen-devel] Attempt to load 2.6.29-rc3 with pv_ops suppot for Dom0 under Xen 3.3.1 Hypervisor
From: Boris Derzhavets <bderzhavets@xxxxxxxxx>
Date: Mon, 2 Feb 2009 06:04:05 -0800 (PST)
Cc: Todd Deshane <deshantm@xxxxxxxxx>, Jeremy Fitzhardinge <jeremy@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Andrew Lyon <andrew.lyon@xxxxxxxxx>
Delivery-date: Mon, 02 Feb 2009 06:04:37 -0800
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Kernel compilation:-

cd linux-2.6
hg qpop -a
hg -R .hg/patches pull -u
hg qpush -a
make menuconfig # per Wiki
make
make modules_install install
ls /lib/modules
depmod 2.6.29-rc3-tip
mkinitramfs -o /boot/initrd-2.6.29-rc3-tip.img 2.6.29-rc3-tip


vi /boot/grub/menu.lst

title Xen 3.3.1 / Ubuntu 8.10, kernel 2.6.29-tip (added to test)
uuid   c841c5e9-8eb2-4e47-b36e-6796e5ce6ce6
kernel /boot/xen-3.3.1.gz
module /boot/vmlinuz-2.6.29-rc3-tip root=/dev/sdb1 ro console=tty0
module /boot/initrd-2.6.29-rc3-tip.img

title Xen 3.3.1 / Ubuntu 8.10, kernel 2.6.27-xen (currently working)
uuid   c841c5e9-8eb2-4e47-b36e-6796e5ce6ce6
kernel /boot/xen-3.3.gz
module /boot/vmlinuz-2.6.27.5 root=/dev/sdb1 ro console=tty0
module /boot/initrd-2.6.27.5.img


Loading  with first entry:-

Loading Dom0
**************************
elf_init: not an ELF binary
Panic on CPU0
Couldn't set up Dom0 guest OS
**************************
Reboot in 5 sec.

--- On Mon, 2/2/09, Boris Derzhavets <bderzhavets@xxxxxxxxx> wrote:
From: Boris Derzhavets <bderzhavets@xxxxxxxxx>
Subject: Re: [Xen-devel] Attempt to compile 2.6.29-rc3 with pv_ops suppot for Dom0
To: "Ian Campbell" <Ian.Campbell@xxxxxxxxxx>
Cc: "Todd Deshane" <deshantm@xxxxxxxxx>, "Jeremy Fitzhardinge" <jeremy@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, "Andrew Lyon" <andrew.lyon@xxxxxxxxx>
Date: Monday, February 2, 2009, 8:22 AM

Build is currently running. However, modules bellow gets compiled OK :-
root@ServerUbuntu:/usr/src/linux-2.6/drivers/xen/netback# ls -l *.o
-rw-r--r-- 1 root src 727940 2009-02-02 08:15 built-in.o
-rw-r--r-- 1 root src 195560 2009-02-02 08:15 interface.o
-rw-r--r-- 1 root src 350464 2009-02-02 08:15 netback.o
-rw-r--r-- 1 root src 727940 2009-02-02 08:15 netbk.o
-rw-r--r-- 1 root src 188416 2009-02-02 08:15 xenbus.o


--- On Mon, 2/2/09, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Subject: Re: [Xen-devel] Attempt to compile 2.6.29-rc3 with pv_ops suppot for Dom0
To: bderzhavets@xxxxxxxxx
Cc: "Jeremy Fitzhardinge" <jeremy@xxxxxxxx>, "Todd Deshane" <deshantm@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, "Andrew Lyon" <andrew.lyon@xxxxxxxxx>
Date: Monday, February 2, 2009, 7:42 AM

I pushed a fix this morning, could you try it again please ?

Ian.

On Mon, 2009-02-02 at 04:32 -0800, Boris Derzhavets wrote:
> That's right i've tried to compile on 64-bit Ubuntu 8.10 Server.
>
> root@ServerUbuntu:~# gcc -v
> Using built-in specs.
> Target: x86_64-linux-gnu
> Configured with: ../src/configure -v --with-pkgversion='Ubuntu
> 4.3.2-1ubuntu11'
> --with-bugurl=file:///usr/share/doc/gcc-4.3/README.Bugs
> --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr
> --enable-shared --with-system-zlib --libexecdir=/usr/lib
> --without-included-gettext --enable-threads=posix --enable-nls
> --with-gxx-include-dir=/usr/include/c++/4.3 --program-suffix=-4.3
> --enable-clocale=gnu
--enable-libstdcxx-debug --enable-objc-gc
> --enable-mpfr --enable-checking=release --build=x86_64-linux-gnu
> --host=x86_64-linux-gnu --target=x86_64-linux-gnu
> Thread model: posix
> gcc version 4.3.2 (Ubuntu 4.3.2-1ubuntu11)
>
> Boris
> --- On Mon, 2/2/09, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
> Subject: Re: [Xen-devel] Attempt to compile 2.6.29-rc3 with
> pv_ops suppot for Dom0
> To: "Jeremy Fitzhardinge" <jeremy@xxxxxxxx>
> Cc: "Todd Deshane" <deshantm@xxxxxxxxx>,
> bderzhavets@xxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, "Andrew
> Lyon" <andrew.lyon@xxxxxxxxx>
> Date: Monday, February 2, 2009, 4:53 AM
>
> On Sun, 2009-02-01 at 17:14 -0800, Jeremy Fitzhardinge wrote:
>
> Boris Derzhavets wrote:
> > >
> > > Follow http://wiki.xensource.com/xenwiki/XenParavirtOps
on Ubuntu
> 8.10
> > > Server
> > >
> > > To get a working tree:
> > >
> > > 1. hg clone http://www.kernel.org/hg/linux-2.6
> > > 2. cd linux-2.6/.hg
> > > 3. hg clone
> http://xenbits.xensource.com/paravirt_ops/patches.hg
> > > patches
> > > 4. cd ..
> > > 5. ln -s .hg/patches . # for convenience
> > > 6. hg update `cat patches/KERNEL_VERSION`
> > > 7. hg qpush -a
> > >
> > > Get the recent patch,in particular :-
> > >
> > >
root@ServerUbuntu:/usr/src/linux-2.6/.hg/patches# ls -l
> > > xen-netback-porting.patch
> > > -rw-r--r-- 1 root src 28228 2009-01-31 08:18
> xen-netback-porting.patch
> > >
> >
> > Netback support was just added, and it didn't compile for
me last time
> I
> > tried. I think Ian has a fix, but I'm not sure if
he's committed
> it yet.
>
> It was compiling and working for me on 32 bit. I hadn't tried
64 bit
> (which I guess you both are using). netback.c:207 is
"headlen =
> nskb->end - nskb->data" and the type of ->end is
sk_buff_data_t
> which
> differs with 32 vs 64
> bitness. Will investigate.
>
>
> Ian.
>
>

>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel
>


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