Re: [PATCH] efi: Retain boot service code until after switching tovirtual mode
From: Matthew Garrett
Date: Thu May 19 2011 - 16:33:23 EST
On Thu, May 19, 2011 at 01:26:27PM -0700, Yinghai Lu wrote:
> how many entries are listed in memmap?
So far I've been seeing about 20 boot services entries at most.
> Did you test this system that have lots of those entries ? like > 128?
Do any exist?
> because efi_init() is called before memblock_x86_fill(), that means
> memblock array for reserved can not be doubled yet. --- no usable
> entries in memblock array for ram.
Mm. I guess this can be shifted later.
> > + * get rid of it all at this point
> > + */
> > + free_efi_boot_services();
> > +
> No, at that point memblock is not used any more. after mm_init()/mem_init()
> need to use free_bootmem_late() in free_efi_boot_services
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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