RE: [Xen-ia64-devel] [PATCH] Cleanup hypercall.h

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

>From: Alex Williamson [mailto:alex.williamson@xxxxxx]
>Sent: 2006年2月28日 10:44
>
>On Tue, 2006-02-28 at 10:30 +0800, Tian, Kevin wrote:
>>
>> Seems it's similar issue as previous one (cpu_online_map). For x86,
>>  CONFIG_SMP is the base and always on, so it's very likely for
>> common code to access variables defined only under CONFIG_SMP.
>> Should we enable CONFIG_SMP by default, once it gets more stable?
>>
>> Tristan, how about your opinion? Is it time for changing that now?
>
>   You're right, with CONFIG_SMP, it looks like xen-unstable will build.
>Given the statement from Keir that UP isn't supported on xen/i386, I'm
>in favor of making SMP the default config for xen/ia64.  Ultimately we
>need to go there anyway, and with all the recent patches, SMP is pretty
>well function.  Thanks,
>
>       Alex

Yes, and that can also help exposing bugs for SMP earlier, or else SMP
is broken from time to time.

Thanks,
Kevin

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