Re: [Xen-devel] Re: 2.6.28.7 domU: 32-bit emulation seems to be broken

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

Sven Köhler wrote:
> Jeremy Fitzhardinge schrieb:
> > OK, that confirms that its sysret32 that's failing.  vdso32=0 on the 
> > kernel command line should be the workaround until we've got a proper 
> > fix.
> vdso32=0 works. Thank you for your help!
>
> But i wonder: what's the drawback of this workaround? Performance 
> loss? Or something more dramatic? 
Slight performance loss, probably only measurable with micro-benchmarks.

   J

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