Messages in this thread Patch in this message | | | From | Heinrich Schuchardt <> | Subject | [PATCH 1/1] efi: efi_guid_t must be 64-bit aligned | Date | Sat, 15 Dec 2018 22:18:08 +0100 |
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The UEFI Specification Version 2.7 Errata A defines:
"EFI_GUID 128-bit buffer containing a unique identifier value. Unless otherwise specified, aligned on a 64-bit boundary."
Before this patch efi_guid_t was 8-bit aligned.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> --- include/linux/efi.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/efi.h b/include/linux/efi.h index 845174e113ce..c1a1931238c5 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -48,7 +48,7 @@ typedef u16 efi_char16_t; /* UNICODE character */ typedef u64 efi_physical_addr_t; typedef void *efi_handle_t; -typedef guid_t efi_guid_t; +typedef guid_t efi_guid_t __aligned(8); #define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \ GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) -- 2.19.2
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