Add a comment documenting why EFI GUIDs are laid out like they are.
Ideally I'd like to change all the ", " to "," too, but right now the
format is such that checkpatch won't complain with new ones, and staring
at checkpatch didn't get me anywhere towards making that work.
Signed-off-by: Peter Jones <pjones@xxxxxxxxxx>
---
include/linux/efi.h | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 99b88c5..3c27c88 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -533,7 +533,22 @@ typedef efi_status_t efi_query_variable_store_t(u32 attributes,
void efi_native_runtime_setup(void);
/*
- * EFI Configuration Table and GUID definitions
+ * EFI Configuration Table and GUID definitions
+ *
+ * These should be formatted roughly like the ones in the UEFI SPEC has
+ * them. It makes them easier to grep for, and they look the same when
+ * you're staring at them. Here's the guide:
+ *
+ * GUID: 12345678-1234-1234-1234-123456789012
+ * Spec:
+ * #define EFI_SOME_PROTOCOL_GUID \
+ * {0x12345678,0x1234,0x1234,\
+ * {0x12,0x34,0x12,0x34,0x56,0x78,0x90,0x12}}
+ * Here:
+ * #define SOME_PROTOCOL_GUID \
+ * EFI_GUID(0x12345678, 0x1234, 0x1234, \
+ * 0x12, 0x34, 0x12, 0x34, 0x56, 0x78, 0x90, 0x12)
+ * ^ tab ^tab ^ space
*/
#define NULL_GUID \
EFI_GUID(0x00000000, 0x0000, 0x0000, \
--
2.5.0
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