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From:   Wenwen Wang <wang6495@umn.edu>
To:     Wenwen Wang <wang6495@umn.edu>
Cc:     Kangjie Lu <kjlu@umn.edu>,
        Alex Williamson <alex.williamson@redhat.com>,
        kvm@vger.kernel.org (open list:VFIO DRIVER),
        linux-kernel@vger.kernel.org (open list)
Subject: [PATCH] drivers/vfio: Fix an 8-byte alignment issue
Date:   Wed, 17 Oct 2018 13:18:19 -0500
Message-Id: <1539800299-2787-1-git-send-email-wang6495@umn.edu>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

This patch adds a 4-byte reserved field in the structure
vfio_eeh_pe_op to make sure that the u64 fields in the structure
vfio_eeh_pe_err are 8-byte aligned.

Signed-off-by: Wenwen Wang <wang6495@umn.edu>
---
 include/uapi/linux/vfio.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index 1aa7b82..3e71ded 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -729,6 +729,7 @@ struct vfio_eeh_pe_op {
 	__u32 argsz;
 	__u32 flags;
 	__u32 op;
+	__u32 __res;
 	union {
 		struct vfio_eeh_pe_err err;
 	};
-- 
2.7.4