[PATCH 01/13] x86/mce: Reuse one of the u16 padding fields in struct mce

[Borislav Petkov]

From: Borislav Petkov <bp@xxxxxxx>

... to save the error severity of the MCE and whether the reported
address of the error is usable.

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
---
 arch/x86/include/uapi/asm/mce.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/include/uapi/asm/mce.h b/arch/x86/include/uapi/asm/mce.h
index a0eab85ce7b8..76880ede9a35 100644
--- a/arch/x86/include/uapi/asm/mce.h
+++ b/arch/x86/include/uapi/asm/mce.h
@@ -15,7 +15,8 @@ struct mce {
 	__u64 time;	/* wall time_t when error was detected */
 	__u8  cpuvendor;	/* cpu vendor as encoded in system.h */
 	__u8  inject_flags;	/* software inject flags */
-	__u16  pad;
+	__u8  severity;
+	__u8  usable_addr;
 	__u32 cpuid;	/* CPUID 1 EAX */
 	__u8  cs;		/* code segment */
 	__u8  bank;	/* machine check bank */
-- 
2.5.0.rc2.28.g6003e7f

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