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Diffstat (limited to 'arch/x86/platform/efi/efi.c')
-rw-r--r--arch/x86/platform/efi/efi.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 88d2fb2cb3ef..dde46cd78b8f 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -211,6 +211,10 @@ int __init efi_memblock_x86_reserve_range(void)
efi.memmap.desc_size = e->efi_memdesc_size;
efi.memmap.desc_version = e->efi_memdesc_version;
+ WARN(efi.memmap.desc_version != 1,
+ "Unexpected EFI_MEMORY_DESCRIPTOR version %ld",
+ efi.memmap.desc_version);
+
memblock_reserve(pmap, efi.memmap.nr_map * efi.memmap.desc_size);
return 0;