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IB/mlx5: Improve MR check

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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>
This commit is contained in:
Artemy Kovalyov
2017-01-02 11:37:48 +02:00
committed by David S. Miller
parent 17d2f88f92
commit aa8e08d2f5
3 changed files with 18 additions and 2 deletions
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6
include/linux/mlx5/driver.h
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@@ -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)