RE: Xen and the Art of Linux/ia64 Virtualization

From: Magenheimer, Dan (HP Labs Fort Collins) <dan.magenheimer_at_hp.com>
Date: 2005-07-15 07:17:47
Revision 3.  Incorporates some more feedback and
a minor bug fix.

Dan

> -----Original Message-----
> From: Magenheimer, Dan (HP Labs Fort Collins) 
> Sent: Wednesday, July 06, 2005 2:47 PM
> To: 'linux-ia64@vger.kernel.org'
> Subject: RE: Xen and the Art of Linux/ia64 Virtualization
> 
> The patch I posted yesterday had a couple of bugs.
> This version applies cleanly against 2.6.12 and
> (when augmented with additional files from various
> Xen subdirectories) has been booted both on Xen/ia64
> and on hardware.
> 
> Note that a patch to drivers/acpi/motherboard.c (that
> allows for acpi to be enabled on a stubbed acpi tree
> without a kernel null pointer dereference!) is required
> and has been submitted separately to the linux-acpi list.
> 
> With the exception of three short CONFIG_XEN
> ifdefs, the vast majority of changes in this patch
> are code rearrangement to enable a number of routines
> and defines to add one level of abstraction.
> 
> Comments and feedback would be much appreciated!
> 
>  arch/ia64/Kconfig             |    7 +
>  arch/ia64/Makefile            |    1 
>  arch/ia64/hp/sim/Makefile     |    2 
>  arch/ia64/ia32/elfcore32.h    |    2 
>  arch/ia64/ia32/ia32_signal.c  |    6 -
>  arch/ia64/ia32/ia32_support.c |    4 -
>  arch/ia64/kernel/entry.S      |   30 ++++---
>  arch/ia64/kernel/head.S       |    4 +
>  arch/ia64/kernel/irq_ia64.c   |   12 +--
>  arch/ia64/kernel/pal.S        |    5 -
>  arch/ia64/kernel/setup.c      |    3 
>  include/asm-ia64/delay.h      |   53 -------------
>  include/asm-ia64/privop.h     |  160 
> ++++++++++++++++++++++++++++++++++++++++++
>  include/asm-ia64/processor.h  |   56 --------------
>  include/asm-ia64/system.h     |   12 +--
>  15 files changed, 217 insertions(+), 140 deletions(-)
> 
> > -----Original Message-----
> > From: Magenheimer, Dan (HP Labs Fort Collins) 
> > Sent: Tuesday, July 05, 2005 2:21 PM
> > To: linux-ia64@vger.kernel.org
> > Subject: RE: Xen and the Art of Linux/ia64 Virtualization
> > 
> > Thanks to excellent feedback from David Mosberger and
> > Christophe Hellwig, I have greatly cleaned up the attached
> > patch by using some very nice abstractions.  In fact,
> > most of the bulk in the attached patch results from
> > moving some code from asm-ia64/{delay,processor}.h to
> > a new file, asm-ia64/privop.h.  And the number of
> > CONFIG_XEN ifdefs is dramatically reduced.
> > 
> > More feedback appreciated (including comments about how
> > close this might be to be ready for submission to Tony).
> > 
> > Thanks,
> > Dan Magenheimer
> > 
> > P.S. Anybody who is attending OLS who wants to talk about
> > Xen (and specifically Xen/ia64)?  I'll be there... send
> > me email.
> > 
> 

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Received on Thu Jul 14 17:18:15 2005

This archive was generated by hypermail 2.1.8 : 2005-08-02 09:20:40 EST