[xen-tools-dev] make test fails on 32bit x86
Dmitry Nedospasov
dmitry at nedos.net
Fri Sep 17 12:33:56 CEST 2010
Sorry for the late reply...
On Mon, Sep 13, 2010 at 07:04:08PM +0200, Axel Beckert wrote:
> while preparing a 4.2 final release on my laptop I noticed that while
> make test works on 64bit x86 due to a skipped test on that platform,
> exactly this test fails on 32bit x86. And it fails for the
> 10-disable-tls hook in Intrepid (where this hook doesn't exist).
Hmm, I'm not sure when it disappeared, but apparently there used to be a
reason (or still is) to disable tls on 32-bit hosts because of some
segmentation that xen does [1][2]. The fact that the example patch on
the FAQ is against Debian Sarge, tells me that its not something we
should to worry about too much.
[1] http://wiki.xensource.com/xenwiki/XenFaq#head-31ebe1eb6c34c5d4044559364d1048bf8ea1cae7
[2] http://wiki.xensource.com/xenwiki/XenSpecificGlibc
I've never ran into any problems related to this so I really don't know.
I'm not entirely sure that we need to restore these scripts if they have
disappeared at some point. I think that since we do best-effort
backward-compatibility, we shouldn't worry about this too much. I'd
remove this from the tests.
The problem is I don't know if this is an issue on a modern 32-bit
lenny, and I really, really don't feel like testing it :P
I'd also be curious to know how many people run Xen on 32-bit :P
D.
--
Dmitry Nedospasov <dmitry at nedos.net> -- Twitter: @nedos
Web: http://nedos.net -- Github: http://github.com/nedos
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