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authorAharon Landau <aharonl@nvidia.com>2021-10-12 13:26:35 +0300
committerLeon Romanovsky <leonro@nvidia.com>2021-10-19 14:42:53 +0300
commitae0579acde812bc1efd074086ae3bc5eae170f20 (patch)
tree9720fc198e67478ab97e4d0c2009e515c6ac1e20 /drivers/infiniband/hw/mlx5/odp.c
parentRDMA/mlx5: Move struct mlx5_core_mkey to mlx5_ib (diff)
downloadwireguard-linux-ae0579acde812bc1efd074086ae3bc5eae170f20.tar.xz
wireguard-linux-ae0579acde812bc1efd074086ae3bc5eae170f20.zip
RDMA/mlx5: Attach ndescs to mlx5_ib_mkey
Generalize the use of ndescs by adding it to mlx5_ib_mkey. Signed-off-by: Aharon Landau <aharonl@nvidia.com> Reviewed-by: Shay Drory <shayd@nvidia.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/odp.c')
-rw-r--r--drivers/infiniband/hw/mlx5/odp.c22
1 files changed, 2 insertions, 20 deletions
diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c
index 7ab0a9b752f6..086ffb2cb5db 100644
--- a/drivers/infiniband/hw/mlx5/odp.c
+++ b/drivers/infiniband/hw/mlx5/odp.c
@@ -797,21 +797,6 @@ static bool mkey_is_eq(struct mlx5_ib_mkey *mmkey, u32 key)
return mmkey->key == key;
}
-static int get_indirect_num_descs(struct mlx5_ib_mkey *mmkey)
-{
- struct mlx5_ib_mw *mw;
- struct mlx5_ib_devx_mr *devx_mr;
-
- if (mmkey->type == MLX5_MKEY_MW) {
- mw = container_of(mmkey, struct mlx5_ib_mw, mmkey);
- return mw->ndescs;
- }
-
- devx_mr = container_of(mmkey, struct mlx5_ib_devx_mr,
- mmkey);
- return devx_mr->ndescs;
-}
-
/*
* Handle a single data segment in a page-fault WQE or RDMA region.
*
@@ -836,7 +821,6 @@ static int pagefault_single_data_segment(struct mlx5_ib_dev *dev,
struct mlx5_klm *pklm;
u32 *out = NULL;
size_t offset;
- int ndescs;
io_virt += *bytes_committed;
bcnt -= *bytes_committed;
@@ -885,8 +869,6 @@ next_mr:
case MLX5_MKEY_MW:
case MLX5_MKEY_INDIRECT_DEVX:
- ndescs = get_indirect_num_descs(mmkey);
-
if (depth >= MLX5_CAP_GEN(dev->mdev, max_indirection)) {
mlx5_ib_dbg(dev, "indirection level exceeded\n");
ret = -EFAULT;
@@ -894,7 +876,7 @@ next_mr:
}
outlen = MLX5_ST_SZ_BYTES(query_mkey_out) +
- sizeof(*pklm) * (ndescs - 2);
+ sizeof(*pklm) * (mmkey->ndescs - 2);
if (outlen > cur_outlen) {
kfree(out);
@@ -916,7 +898,7 @@ next_mr:
offset = io_virt - MLX5_GET64(query_mkey_out, out,
memory_key_mkey_entry.start_addr);
- for (i = 0; bcnt && i < ndescs; i++, pklm++) {
+ for (i = 0; bcnt && i < mmkey->ndescs; i++, pklm++) {
if (offset >= be32_to_cpu(pklm->bcount)) {
offset -= be32_to_cpu(pklm->bcount);
continue;