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| author | Sagi Grimberg <sagig@mellanox.com> | 2014-02-23 14:19:10 +0200 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2014-03-07 11:26:49 -0800 |
| commit | 3bcdb17a5e88288ead90be3c107e754a6075a5b0 (patch) | |
| tree | 622f8951b185bc090d4b0943786e5cb504f105e6 /include/linux/mlx5 | |
| parent | 2ac45934f8700e0c2a579f6ee85a56c6e9ea89d5 (diff) | |
| download | linux-stable-3bcdb17a5e88288ead90be3c107e754a6075a5b0.tar.gz linux-stable-3bcdb17a5e88288ead90be3c107e754a6075a5b0.tar.bz2 linux-stable-3bcdb17a5e88288ead90be3c107e754a6075a5b0.zip | |
IB/mlx5: Keep mlx5 MRs in a radix tree under device
This will be useful when processing signature errors on a specific
key. The mlx5 driver will lookup the matching mlx5 memory region
structure and mark it as dirty (contains signature errors).
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/linux/mlx5')
| -rw-r--r-- | include/linux/mlx5/driver.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index e1cb657ccade..e562e01e59c7 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -491,6 +491,13 @@ struct mlx5_srq_table { struct radix_tree_root tree; }; +struct mlx5_mr_table { + /* protect radix tree + */ + rwlock_t lock; + struct radix_tree_root tree; +}; + struct mlx5_priv { char name[MLX5_MAX_NAME_LEN]; struct mlx5_eq_table eq_table; @@ -520,6 +527,10 @@ struct mlx5_priv { struct mlx5_cq_table cq_table; /* end: cq staff */ + /* start: mr staff */ + struct mlx5_mr_table mr_table; + /* end: mr staff */ + /* start: alloc staff */ struct mutex pgdir_mutex; struct list_head pgdir_list; @@ -667,6 +678,11 @@ static inline void mlx5_vfree(const void *addr) kfree(addr); } +static inline u32 mlx5_base_mkey(const u32 key) +{ + return key & 0xffffff00u; +} + int mlx5_dev_init(struct mlx5_core_dev *dev, struct pci_dev *pdev); void mlx5_dev_cleanup(struct mlx5_core_dev *dev); int mlx5_cmd_init(struct mlx5_core_dev *dev); @@ -701,6 +717,8 @@ int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, struct mlx5_query_srq_mbox_out *out); int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, u16 lwm, int is_srq); +void mlx5_init_mr_table(struct mlx5_core_dev *dev); +void mlx5_cleanup_mr_table(struct mlx5_core_dev *dev); int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr, struct mlx5_create_mkey_mbox_in *in, int inlen, mlx5_cmd_cbk_t callback, void *context, |