On Fri, 2013-01-25 at 08:45 +0000, Matt Fleming wrote: > > Matthew, what guarantees do we have that the memory we've allocated for > the PCI ROMs isn't going to be reused? I suspect what's needed is for > parse_setup_data() to reserve the SETUP_PCI regions, just like you would > for any other key data structure. > > It's the kernel's responsibility to protect any EFI_LOADER_DATA regions > that it needs, we shouldn't have to trick ourselves by using the > EFI_RUNTIME_SERVICES_DATA pool for allocations.
When pondering this, please remember that it has to be coherently passed off to the next kernel during kexec, too. -- dwmw2
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