From: Avi Kivity <avi@qumranet.com>
Date: Tue, 17 Jul 2007 08:45:55 +0000 (+0300)
Subject: KVM: Future-proof the exit information union ABI
X-Git-Tag: v3.12-rc1~26379^2~102
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=24cbc7e9cb0488095e4e144a762276c85ff55f9b;p=kernel%2Fkernel-generic.git

KVM: Future-proof the exit information union ABI

Note that as the size of struct kvm_run is not part of the ABI, we can add
things at the end.

Signed-off-by: Avi Kivity <avi@qumranet.com>
---

diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index e6edca8..b9a4b7c 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -111,6 +111,8 @@ struct kvm_run {
 			__u32 longmode;
 			__u32 pad;
 		} hypercall;
+		/* Fix the size of the union. */
+		char padding[256];
 	};
 };