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RE: [Xen-devel] Host S3



Hi Kamala,

I am trying to build the XCI tree and am having some issues.  The first
problem is that the make configuration for xenclient-ioemu is setup to
use alsa but libasound2 is not included in the XCI target packages.  I
avoided this issue by modifying xen-setup and configure in the
xenclient-ioemu directory to not use alsa.  The second issue is one I
can't get passed.  The build fails just after setting up
xenclient-linux.  Here is the output:

...
Initialized empty Git repository
in /home/scorbin/build/repo/xenclient-linux-2.6.27-pq/.git/
master
ln: target `' is not a directory: No such file or directory
Applying patch..hgignore.patch
Patch applied.
Applying patch..build-system-integration.patch
Patch applied.
Applying patch..linux-2.6.27.19-5.1.patch
Patch applied.
Applying patch..sync-drivers-xen.patch
Patch applied.
Applying patch..forward-port-drivers-xen.patch
Patch applied.
Applying patch..linux-2.6.18-xen.hg-832.c0f2f398aa3c # x86: Fix
interaction of NTP and dom0->xen time updates
Patch linux-2.6.18-xen.hg-832.c0f2f398aa3c # x86: Fix interaction of NTP
and dom0->xen time updates does not exist. Aborting.
make[1]: *** [/home/scorbin/build/repo/xenclient-kernel-2.6.27] Error 1
make[1]: Leaving directory `/home/scorbin/build'
make: ***
[/home/scorbin/build/build_i686/xenclient-kernel-2.6.27/.installed]
Error 2

The build system is a fresh install of 32-bit Debian 5.01.

Any help you can provide on building XCI would be appreciated.

- steve


On Thu, 2009-07-02 at 11:22 -0400, Kamala Narasimhan wrote:
> You might want to look for enter-s3.sh script.  Since host S3/resume is 
> impacted by different components running on the system and since XCI build 
> already ensures that the components built by it plays along with host S3, you 
> might be better off with XCI build so as not to chase yet another issue you 
> might possibly run into that XCI build might have already taken care of...
> 
> Kamala
> 
> > -----Original Message-----
> > From: scorbin [mailto:steve.corbin@xxxxxxxxxxxxxxxxxxx]
> > Sent: Wednesday, July 01, 2009 7:04 PM
> > To: Kamala Narasimhan
> > Cc: xen-devel
> > Subject: RE: [Xen-devel] Host S3
> > 
> > Hi Kamala,
> > 
> > Thanks for your response. Can you provide some pointers into the XCI
> > trees where I can see the related source code changes?
> > 
> > - steve
> > 
> > On Wed, 2009-07-01 at 16:41 -0400, Kamala Narasimhan wrote:
> > > You might want to consider using the XCI build which already takes
> > care of this issue.  We have added the necessary user mode quirks plus
> > included relevant components you would need along with appropriate
> > emulation library that would work with 64-bit hypervisor etc.
> > >
> > > Kamala
> > >
> > > > -----Original Message-----
> > > > From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-devel-
> > > > bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of scorbin
> > > > Sent: Wednesday, July 01, 2009 2:26 PM
> > > > To: xen-devel
> > > > Subject: Re: [Xen-devel] Host S3
> > > >
> > > > It looks like suspend.sf.net will not work.  The s2ram utility
> > > > requires /proc/sys/kernel/acpi_sleep_flags which does not exist in
> > the
> > > > Xen patched Linux kernel.  It is removed via CONFIG_ACPI_PV_SLEEP.
> > > >
> > > > So how are people using dom0 suspend/resume?  Any sample
> > scripts/code?
> > > > Simply doing 'echo mem > /sys/power/state' does not restore the
> > > > graphics
> > > > card.  I also tried a script I found on the web that effectively
> > does:
> > > >
> > > > # dump current data from the video card to the temporary file
> > > > cat /proc/bus/pci/$ID > $TMP_FILE
> > > >
> > > > # suspend
> > > > echo -n mem > /sys/power/state
> > > >
> > > > # restore video card data from the temporary file on resume
> > > > cat $TMP_FILE > /proc/bus/pci/$ID
> > > >
> > > > with the same result that bare Linux works but booting with Xen
> > does
> > > > not
> > > > restore the video card.
> > > >
> > > > - steve
> > > >
> > > > On Wed, 2009-07-01 at 13:40 -0400, scorbin wrote:
> > > > > I tried it on a Dell, Lenovo and 2 HPs.  Upon further
> > investigation
> > > > it
> > > > > turns out the systems are resuming but the video card is not
> > > > > re-initialized.  It's strange because I can use the same
> > procedure
> > > > for
> > > > > Linux without Xen and the video resumes properly.
> > > > >
> > > > > Searching the web I found suspend.sf.net.  Is this what people
> > are
> > > > using
> > > > > to do the video restore?
> > > > >
> > > > >
> > > > > On Wed, 2009-07-01 at 20:08 +0300, Tom Rotenberg wrote:
> > > > > > What is the hardware it didn't work for you?
> > > > > >
> > > > > > 2009/7/1 scorbin <steve.corbin@xxxxxxxxxxxxxxxxxxx>
> > > > > >         What is the state of host suspend to ram?  I noticed
> > that
> > > > this
> > > > > >         functionality was put into 3.2 with fixes in 3.3.  I
> > also
> > > > saw
> > > > > >         something
> > > > > >         recently that indicates there might be a separate tree
> > > > where
> > > > > >         suspend/S3
> > > > > >         is being developed/enhanced?
> > > > > >
> > > > > >         I did try Xen3.3/Ubuntu8.04 and did not get host S3 to
> > > > resume
> > > > > >         properly.
> > > > > >         Straight Ubuntu 8.04 suspends/resumes fine.
> > > > > >
> > > > > >
> > > > > >
> > > > > >         _______________________________________________
> > > > > >         Xen-devel mailing list
> > > > > >         Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > > > >         http://lists.xensource.com/xen-devel
> > > > >
> > > > >
> > > > > _______________________________________________
> > > > > Xen-devel mailing list
> > > > > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > > > http://lists.xensource.com/xen-devel
> > > > >
> > > >
> > > >
> > > > _______________________________________________
> > > > Xen-devel mailing list
> > > > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > > > http://lists.xensource.com/xen-devel
> > >
> 
> 


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