diff options
| author | Yishai Hadas <yishaih@nvidia.com> | 2020-09-30 19:38:27 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2020-10-01 16:44:05 -0300 |
| commit | 677cf51f71c97bcf98852aa2077d7289bc73e3b3 (patch) | |
| tree | 8f599e1ca9147e4573cd22f278d4aafc9383bacf /drivers/infiniband/hw/mlx5/mr.c | |
| parent | 8bfafde08693cc2e740134c3e32b40254f5d82ae (diff) | |
RDMA/mlx5: Extend advice MR to support non faulting mode
Extend advice MR to support non faulting mode, this can improve
performance by increasing the populated page tables in the device.
Link: https://lore.kernel.org/r/20200930163828.1336747-4-leon@kernel.org
Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mr.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index c69ce250769e..151b14038765 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -1312,7 +1312,8 @@ int mlx5_ib_advise_mr(struct ib_pd *pd, struct uverbs_attr_bundle *attrs) { if (advice != IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH && - advice != IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE) + advice != IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE && + advice != IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_NO_FAULT) return -EOPNOTSUPP; return mlx5_ib_advise_mr_prefetch(pd, advice, flags, |