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x86: EFI set_memory_x()/set_memory_uc() fixes

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The EFI-runtime mapping code changed a larger memory area than it
should have, due to a pages/bytes parameter mixup.

noticed by Andi Kleen.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-02-14 14:21:32 +01:00
parent cae30f8270
commit 3223f59f9c
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kernel/efi.c
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@ -391,7 +391,7 @@ static void __init runtime_code_page_mkexec(void)
if (md->type != EFI_RUNTIME_SERVICES_CODE)
continue;
set_memory_x(md->virt_addr, md->num_pages << EFI_PAGE_SHIFT);
set_memory_x(md->virt_addr, md->num_pages);
}
}
@ -434,7 +434,7 @@ void __init efi_enter_virtual_mode(void)
}
if (!(md->attribute & EFI_MEMORY_WB))
set_memory_uc(md->virt_addr, size);
set_memory_uc(md->virt_addr, md->num_pages);
systab = (u64) (unsigned long) efi_phys.systab;
if (md->phys_addr <= systab && systab < end) {