diff options
| author |   Sagi Grimberg <sagig@mellanox.com> | 2014-02-23 14:19:12 +0200 |
|---|---|---|
| committer |   Roland Dreier <roland@purestorage.com> | 2014-03-07 11:40:04 -0800 |
| commit | d5436ba01075ef4629015f7a00914d64ffd795d6 (patch) | |
| tree | 1eb91ca4b7454c86c01fa794f93250203c37023c /drivers/infiniband/hw/mlx5/main.c | |
| parent | IB/mlx5: Support IB_WR_REG_SIG_MR (diff) | |
| download | linux-dev-d5436ba01075ef4629015f7a00914d64ffd795d6.tar.xz linux-dev-d5436ba01075ef4629015f7a00914d64ffd795d6.zip | |
IB/mlx5: Collect signature error completion
This commit takes care of the generated signature error CQE generated
by the HW (if happened). The underlying mlx5 driver will handle
signature error completions and will mark the relevant memory region
as dirty.
Once the consumer gets the completion for the transaction, it must
check for signature errors on signature memory region using a new
lightweight verb ib_check_mr_status().
In case the user doesn't check for signature error (i.e. doesn't call
ib_check_mr_status() with status check IB_MR_CHECK_SIG_STATUS), the
memory region cannot be used for another signature operation
(REG_SIG_MR work request will fail).
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 7260a299c6db..ba3ecec7fa65 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -1431,6 +1431,7 @@ static int init_one(struct pci_dev *pdev, dev->ib_dev.alloc_fast_reg_mr = mlx5_ib_alloc_fast_reg_mr; dev->ib_dev.alloc_fast_reg_page_list = mlx5_ib_alloc_fast_reg_page_list; dev->ib_dev.free_fast_reg_page_list = mlx5_ib_free_fast_reg_page_list; + dev->ib_dev.check_mr_status = mlx5_ib_check_mr_status; if (mdev->caps.flags & MLX5_DEV_CAP_FLAG_XRC) { dev->ib_dev.alloc_xrcd = mlx5_ib_alloc_xrcd; |