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RE: [Xen-ia64-devel] [PATCH] Use16M page size in identity mapping
| To: | "Tristan Gingold" <Tristan.Gingold@xxxxxxxx>, <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | RE: [Xen-ia64-devel] [PATCH] Use16M page size in identity mapping |
| From: | "Xu, Anthony" <anthony.xu@xxxxxxxxx> |
| Date: | Tue, 25 Apr 2006 16:42:53 +0800 |
| Delivery-date: | Tue, 25 Apr 2006 01:43:51 -0700 |
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| Thread-index: | AcZoQ36ZTPKdniLhTgKPWFECAuXkogAABHAQ |
| Thread-topic: | [Xen-ia64-devel] [PATCH] Use16M page size in identity mapping |
>From: Tristan Gingold [mailto:Tristan.Gingold@xxxxxxxx] >Sent: 2006年4月25日 16:41 >To: Xu, Anthony; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx >Subject: Re: [Xen-ia64-devel] [PATCH] Use16M page size in identity mapping > >Le Mardi 25 Avril 2006 10:25, Xu, Anthony a écrit : >> Use 16M page size in identity mapping. > >Just two questions: > >* does itlb_miss occurs for Xen code ? I thought it shouldn't because Xen >code is TR mapped. You are correct, itlb_miss doesn't occur for xen code. I think it is ok for putting code there. > >* Is 16MB the best size for granule ? Actually I'm using IA64_GRANULE_SHIFT, it can be configured to 16M or 64M. Currently it's configured to 16M. I don't know the best size for granule. :-) > >Tristan. _______________________________________________ Xen-ia64-devel mailing list Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-ia64-devel |
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