From aa8e08d2f523501c40b0e70f1c4ecacb97195931 Mon Sep 17 00:00:00 2001
From: Artemy Kovalyov <artemyko@mellanox.com>
Date: Mon, 2 Jan 2017 11:37:48 +0200
Subject: IB/mlx5: Improve MR check

Add "type" field to mlx5_core MKEY struct.
Check whether page fault happens on MKEY corresponding to MR.

Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 include/linux/mlx5/driver.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'include/linux')

diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index b52d07491fe7..cfa49bca009c 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -394,11 +394,17 @@ struct mlx5_core_sig_ctx {
 	u32			sigerr_count;
 };
 
+enum {
+	MLX5_MKEY_MR = 1,
+	MLX5_MKEY_MW,
+};
+
 struct mlx5_core_mkey {
 	u64			iova;
 	u64			size;
 	u32			key;
 	u32			pd;
+	u32			type;
 };
 
 #define MLX5_24BIT_MASK		((1 << 24) - 1)
-- 
cgit v1.2.3