Re: [Xen-devel] Possible bug with pass-through hot-plug?

[Simon Horman <horms@xxxxxxxxxxxx>]

On Thu, Nov 26, 2009 at 01:54:24PM +0000, Keir Fraser wrote:
> On 24/11/2009 05:48, "Simon Horman" <horms@xxxxxxxxxxxx> wrote:
> 
> > sorry for the extended delay, I was first busy with travel
> > and then with family. I'm finally back on deck and sifting through
> > my todo list.
> > 
> > Can you see if the patch below solves the problem that you were
> > observing. It seems to help in my test environment.
> > 
> > -----------------------------------------------------------------------------
> > 
> > hvmloader: pass-through: use O(log(n)) logic for hotplug events
> 
> This looked good to me, but I think that all this per-slot logic in DSDT is
> a pain to manage manually. So I've applied a patch (xen-unstable:20510) to
> auto-generate those parts of the DSDT. Simon: you might want to take a look
> and also check that it does actually work. ;-)

Hi Keir,

that seems to work with the following minor modification in place.

-------------------------------------------------------------------

build: Execute mk_dsdt with path

Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>


Index: xen-unstable.hg/tools/firmware/hvmloader/acpi/Makefile
===================================================================
--- xen-unstable.hg.orig/tools/firmware/hvmloader/acpi/Makefile 2009-11-27 
08:59:33.000000000 +1100
+++ xen-unstable.hg/tools/firmware/hvmloader/acpi/Makefile      2009-11-27 
09:45:32.000000000 +1100
@@ -36,7 +36,7 @@ dsdt.c: dsdt.asl mk_dsdt.c
        $(MAKE) iasl
        $(HOSTCC) $(HOSTCFLAGS) -o mk_dsdt mk_dsdt.c
        head -n -1 $< >_dsdt.asl
-       mk_dsdt >>_dsdt.asl
+       ./mk_dsdt >>_dsdt.asl
        iasl -tc _dsdt.asl
        mv _dsdt.hex dsdt.c
        echo "int DsdtLen=sizeof(AmlCode);" >> dsdt.c

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