Messages in this thread | | | From | (Eric W. Biederman) | Date | Wed, 05 Dec 2012 16:23:07 -0800 | Subject | Re: Use PCI ROMs from EFI boot services |
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Matthew Garrett <mjg59@srcf.ucam.org> writes:
> On Wed, Dec 05, 2012 at 04:15:56PM -0800, Yinghai Lu wrote: > >> at the same time we should export setup_data into /sys, so kexec could >> append this pointer to command of >> second kernel, just like kexec append acpi_rsdp. >> That should address DavidW's concern. > > Why should the kernel export data to userspace just so that that data > can be passed back into the kernel?
Because it is useful for more than just kexec and because that is the current architecture.
Eric
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