On Fri, 2016-09-16 at 15:45 +0100, Mark Rutland wrote:
> > diff --git a/arch/x86/platform/efi/quirks.c
> > b/arch/x86/platform/efi/quirks.c
> > index f14b7a9da24b..e881b4b2ffd6 100644
> > --- a/arch/x86/platform/efi/quirks.c
> > +++ b/arch/x86/platform/efi/quirks.c
> > @@ -201,8 +201,10 @@ void __init efi_arch_mem_reserve(phys_addr_t
> > addr, u64 size)
> > return;
> > }
> >
> > + size = round_up(size, EFI_PAGE_SIZE);
>
> i.e. have:
>
> size += addr % EFI_PAGE_SIZE;
> size = round_up(size, EFI_PAGE_SIZE);
> addr = round_down(base, EFI_PAGE_SIZE);
^^^^
s/base/addr did work, was that what you meant to write, or am I lucky?
--- a/arch/x86/platform/efi/quirks.c
+++ b/arch/x86/platform/efi/quirks.c
@@ -201,8 +201,12 @@ void __init efi_arch_mem_reserve(phys_ad
return;
}
+ size += addr % EFI_PAGE_SIZE;
+ size = round_up(size, EFI_PAGE_SIZE);
+ addr = round_down(addr, EFI_PAGE_SIZE);
+
mr.range.start = addr;
- mr.range.end = addr + size;
+ mr.range.end = addr + size - 1;
mr.attribute = md.attribute | EFI_MEMORY_RUNTIME;
num_entries = efi_memmap_split_count(&md, &mr.range);
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