Messages in this thread | | | Date | Wed, 21 Dec 2016 22:30:54 +0000 | From | Matt Fleming <> | Subject | Re: [PATCH] x86/efi Fix regression in efi_arch_mem_reserve |
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On Wed, 21 Dec, at 02:11:38PM, Petr Oros wrote: > Booting on EFI with ESRT table has been stop since commit: > 8e80632 efi/esrt: Use efi_mem_reserve() and avoid a kmalloc() > > This is caused by this commit: > 816e761 efi: Allow drivers to reserve boot services forever > > Problem is, that efi_memmap_insert need memory aligned > on EFI_PAGE_SIZE. If memory not aligned, efi_memmap_insert > just return and let efi.memmap in inconsistent state. > This breaking boot. > > Tested in my machine, which stop booting > after upgrade to 4.9 > > Signed-off-by: Petr Oros <poros@redhat.com> > --- > arch/x86/platform/efi/quirks.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Could you provide some more information? Why does efi_memmap_insert() require this alignment? How does booting "break"? If you see an Oops, please post it here.
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