> > >>>>> On Tue, 29 Jul 2003 15:35:16 -0700, Christopher Wedgwood <cw@sgi.com> said: > > Christopher> That sounds pretty good. Even a naive bitmap allocator > Christopher> would probably work initially. Might we ever want to > Christopher> allocate 2+ pages? Forcing all allocations to be a > Christopher> single page makes many things easier. > > The allocation granularity should be bytes, in my opinion. The point > of the UC allocator is so that we can share a single 64MB UC granule > across the multiple users (of which there are a grand total of 2, at > the moment...). > > --david > If granularity is bytes, we need to support page-aligned allocations. Fetchop pages are mmap'ed to user space. As far as fetchop is concerned, we always allocate 1 page at a time. -- Thanks Jack Steiner (651-683-5302) (vnet 233-5302) steiner@sgi.com - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.htmlReceived on Tue Jul 29 19:56:29 2003
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