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author | Artemy Kovalyov <artemyko@mellanox.com> | 2017-01-02 11:37:46 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2017-01-02 15:51:20 -0500 |
commit | d9aaed838765e28234cb700c7d1ac975cadf28c9 (patch) | |
tree | 5821ba82b36dfcac4d166fca403a9be29cf14cbe /drivers/infiniband/hw/mlx5/main.c | |
parent | 223cdc72429079aaf72511d2677b5d6584866313 (diff) | |
download | linux-d9aaed838765e28234cb700c7d1ac975cadf28c9.tar.gz linux-d9aaed838765e28234cb700c7d1ac975cadf28c9.tar.xz |
{net,IB}/mlx5: Refactor page fault handling
* Update page fault event according to last specification.
* Separate code path for page fault EQ, completion EQ and async EQ.
* Move page fault handling work queue from mlx5_ib static variable
into mlx5_core page fault EQ.
* Allocate memory to store ODP event dynamically as the
events arrive, since in atomic context - use mempool.
* Make mlx5_ib page fault handler run in process context.
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>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
-rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index b87127206ef2..86c61e73780e 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -3319,6 +3319,9 @@ static struct mlx5_interface mlx5_ib_interface = { .add = mlx5_ib_add, .remove = mlx5_ib_remove, .event = mlx5_ib_event, +#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING + .pfault = mlx5_ib_pfault, +#endif .protocol = MLX5_INTERFACE_PROTOCOL_IB, }; @@ -3329,25 +3332,14 @@ static int __init mlx5_ib_init(void) if (deprecated_prof_sel != 2) pr_warn("prof_sel is deprecated for mlx5_ib, set it for mlx5_core\n"); - err = mlx5_ib_odp_init(); - if (err) - return err; - err = mlx5_register_interface(&mlx5_ib_interface); - if (err) - goto clean_odp; - - return err; -clean_odp: - mlx5_ib_odp_cleanup(); return err; } static void __exit mlx5_ib_cleanup(void) { mlx5_unregister_interface(&mlx5_ib_interface); - mlx5_ib_odp_cleanup(); } module_init(mlx5_ib_init); |