[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [PATCH 2/6] Change the boot allocator function to support memory add
On 29/06/2009 03:04, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote: >> Actually it'd be nice to get rid of the allocator bitmap >> altogether, since > > I checked the code and seems the main caller is map_pages_to_xen(). So do you > mean you will setup the frametable earlier, so that all page allocator will > use the main allocator, even in map_pages_to_xen()? I would have it go steal pages from boot_e820 directly I think. > For memory add, it may be a bit different. The new pages should not be in main > allocator before the m2p table is setup (in boot stage, the m2p will not be > used till construct dom0, so it is ok) , also we may want to use the new > memory as the page table when setup the m2p table. Well, I assume you will code up something special for that. That seems to have nothing to do with whether we keep the boot-time allocator, and allocation bitmap, or not. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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