diff options
| author |   Jason Gunthorpe <jgg@nvidia.com> | 2020-10-26 15:23:13 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2020-11-02 15:10:50 -0400 |
| commit | f1eaac37da20823816af274d69a9eed7444e9822 (patch) | |
| tree | 2668cc7af653d5eb8b5e92cfa0141d6c736a68a6 /drivers/infiniband/hw/mlx5/mlx5_ib.h | |
| parent | RDMA/mlx5: Split the WR setup out of mlx5_ib_update_xlt() (diff) | |
| download | linux-dev-f1eaac37da20823816af274d69a9eed7444e9822.tar.xz linux-dev-f1eaac37da20823816af274d69a9eed7444e9822.zip | |
RDMA/mlx5: Split mlx5_ib_update_xlt() into ODP and non-ODP cases
Mixing these together is just a mess, make a dedicated version,
mlx5_ib_update_mr_pas(), which directly loads the whole MTT for a non-ODP
MR.
The split out version can trivially use a simple loop with
rdma_for_each_block() which allows using the core code to compute the MR
pages and avoids seeking in the SGL list after each chunk as the
__mlx5_ib_populate_pas() call required.
Significantly speeds loading large MTTs.
Link: https://lore.kernel.org/r/20201026132314.1336717-5-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mlx5_ib.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index d92afbd26aa5..aadd43425a58 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -1232,9 +1232,6 @@ int mlx5_ib_query_port(struct ib_device *ibdev, u8 port, void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, unsigned long max_page_shift, int *shift); -void __mlx5_ib_populate_pas(struct mlx5_ib_dev *dev, struct ib_umem *umem, - int page_shift, size_t offset, size_t num_pages, - __be64 *pas, int access_flags); void mlx5_ib_populate_pas(struct ib_umem *umem, size_t page_size, __be64 *pas, u64 access_flags); void mlx5_ib_copy_pas(u64 *old, u64 *new, int step, int num); |