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xen-ia64-devel
RE: [Xen-ia64-devel][PATCH]Change tlbflush_clock to 64bit
Kouya SHIMURA write on 2007年2月6日 17:33:
> Xu, Anthony writes:
> > Change tlbflush_clock to 64bit,
>
> Hi Anthony,
>
> I don't think that the expansion to 64bit of tlbflush_clock is good
> idea. If it is extended, tlbflush_timestamp in struct page_info should
> be extended also. see xen/common/page_alloc.c
>
> IMHO, to keep page_info small is more significant than to reduce the
> frequency of tlbflush.
Agree,
Please ignore this patch.
- Anthony
>
> But tlbflush_timestamp in page_info seems not to be used in IA64
> because tlbflush_filter is defined as follows:
>
> #define tlbflush_filter(x,y) ((void)0)
>
> Umm...
>
> Thanks,
> Kouya
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