Messages in this thread | | | From | Andi Kleen <> | Subject | Re: Patch to reorder functions in the vmlinux to a defined order | Date | Thu, 23 Feb 2006 19:13:54 +0100 |
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On Thursday 23 February 2006 18:34, Alan Cox wrote: > On Iau, 2006-02-23 at 18:20 +0100, Andi Kleen wrote: > > BTW I have been also pondering some time to really trust e820 and not > > forcibly reserve 640K-1MB on 64bit. That code was inherited from i386, > > but probably never made too much sense > > Depends if you want your boot video stuff to work, and vga space, and > also how the ISA hole is used, some chipsets seem to use the RAM that > would be there remapped elsewhere as SMM ram.
e820 should report that.
I would hope that e820 is correct on modern systems.
Ok it would be a test - if it causes too much collational damage it could be undone.
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