RE: [Xen-devel] x86_64 SLES 9 SP2 build break

To:	"Nakajima, Jun" <jun.nakajima@xxxxxxxxx>, "Ryan Harper" <ryanh@xxxxxxxxxx>
Subject:	RE: [Xen-devel] x86_64 SLES 9 SP2 build break
From:	"Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date:	Fri, 19 Aug 2005 19:17:00 +0100
Cc:	David F Barrera <dfbp@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date:	Fri, 19 Aug 2005 18:15:15 +0000
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Thread-topic:	[Xen-devel] x86_64 SLES 9 SP2 build break

 

> No, we _do_ need HOTPLUG_CPU for x86_64 smp. The build 
> problem is not a big deal.

It would be good to port Steven's SMP_ALTERNATIVES patch to x86_64 too.
[it dynamically NOP's LOCK prefixes on spinlocks if there's only one
active CPU]

Thanks,
Ian

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RE: [Xen-devel] x86_64 SLES 9 SP2 build break