Re: [Xen-devel] [xen-unstable test] 10135: regressions - FAIL

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2011-11-28 at 11:58 +0000, Ian Jackson wrote:
> xen.org writes ("[xen-unstable test] 10135: regressions - FAIL"):
> > flight 10135 xen-unstable real [real]
> > http://www.chiark.greenend.org.uk/~xensrcts/logs/10135/
> > 
> > Regressions :-(
> > 
> > Tests which did not succeed and are blocking:
> >  test-amd64-i386-rhel6hvm-intel  7 redhat-install       fail REGR. vs. 9956
> 
> My bisector wasn't able to finger an exact changeset due to a blocking
> bug in the vicinity, but:
> 
>   pass      24183:53bec838bb08  Merge
>   blocked   24184:4ecd3615e726  tools: use system installed libaio by default.
>   blocked   24185:f88c745575bb  docs: remove some fatally out of date ...
>   fail      24186:7aa5838499d1  tools: use system libaio for blktap1 as well.
> 
> Here the "system installed libaio" is that from Debian squeeze.

This is really weird since nothing in the failings tests even exercises
this stuff. Only blktap (1 and 2) uses aio and the the tests don't use
it and neither does qemu-dm which is the only other thing I can think
of. I'm setting up a repro to see if I can figure out what is going
wrong.

> So for now I have applied the changeset below in the hope of getting a
> pass and push.

I think that's best for now.

Ian.

> 
> Ian.
> 
> # HG changeset patch
> # User Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
> # Date 1322481443 0
> # Node ID a9c67c2daf4b0181ef2581471ea920eecb495616
> # Parent  95d4e2e0bed374602b5a78ee004b057ad8715d65
> tools: Revert to our built-in aio
> 
> These two changesets:
>    24184:4ecd3615e726  tools: use system installed libaio by default.
>    24186:7aa5838499d1  tools: use system libaio for blktap1 as well.
> cause HVM guest installs (both Windows and Redhat) to fail on Debian
> squeeze with xl.  So change the default for now.
> 
> Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> 
> diff -r 95d4e2e0bed3 -r a9c67c2daf4b Config.mk
> --- a/Config.mk       Fri Nov 25 20:32:05 2011 +0000
> +++ b/Config.mk       Mon Nov 28 11:57:23 2011 +0000
> @@ -232,7 +232,7 @@ PYTHON_TOOLS       ?= y
>  OCAML_TOOLS        ?= y
>  CONFIG_MINITERM    ?= n
>  CONFIG_LOMOUNT     ?= n
> -CONFIG_SYSTEM_LIBAIO ?= y
> +CONFIG_SYSTEM_LIBAIO ?= n
>  
>  ifeq ($(OCAML_TOOLS),y)
>  OCAML_TOOLS := $(shell ocamlopt -v > /dev/null 2>&1 && echo "y" || echo "n")
> 
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