Messages in this thread | | | Date | Wed, 3 Oct 2012 06:28:03 +0100 | From | Matthew Garrett <> | Subject | Re: [PATCH] Fix devmem_is_allowed for below 1MB accesses for an efi machine |
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On Tue, Oct 02, 2012 at 11:13:17PM -0600, Thavatchai Makphaibulchoke wrote:
> Sounds like a better solution is to allow accesses to only I/O regions > presented in the EFI memory map for physical addresses below 1 MB.
That won't work - unfortunately we do still need the low region to be available for X because some platforms expect us to use int10 even on EFI (yes, yes, I know). Do you have a copy of the EFI memory map for a system that's broken with the current code?
-- Matthew Garrett | mjg59@srcf.ucam.org
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