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| author |   Yishai Hadas <yishaih@nvidia.com> | 2020-09-30 19:38:28 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2020-10-01 16:44:44 -0300 |
| commit | a03bfc37d59de316436c46f5691c5a972ed57c82 (patch) | |
| tree | e6bcbb94a36904422bf2ab61fd8969df5db6966d /drivers/infiniband/hw/mlx5/mlx5_ib.h | |
| parent | RDMA/mlx5: Extend advice MR to support non faulting mode (diff) | |
| download | linux-dev-a03bfc37d59de316436c46f5691c5a972ed57c82.tar.xz linux-dev-a03bfc37d59de316436c46f5691c5a972ed57c82.zip | |
RDMA/mlx5: Sync device with CPU pages upon ODP MR registration
Sync device with CPU pages upon ODP MR registration. mlx5 already has to
zero the HW's version of the PAS list, may as well deliver a PAS list that
matches the current CPU page tables configuration.
Link: https://lore.kernel.org/r/20200930163828.1336747-5-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/mlx5_ib.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 6ab3efb75b21..b1f2b34e5955 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -1283,6 +1283,7 @@ void mlx5_odp_populate_xlt(void *xlt, size_t idx, size_t nentries, int mlx5_ib_advise_mr_prefetch(struct ib_pd *pd, enum ib_uverbs_advise_mr_advice advice, u32 flags, struct ib_sge *sg_list, u32 num_sge); +int mlx5_ib_init_odp_mr(struct mlx5_ib_mr *mr, bool enable); #else /* CONFIG_INFINIBAND_ON_DEMAND_PAGING */ static inline void mlx5_ib_internal_fill_odp_caps(struct mlx5_ib_dev *dev) { @@ -1304,6 +1305,10 @@ mlx5_ib_advise_mr_prefetch(struct ib_pd *pd, { return -EOPNOTSUPP; } +static inline int mlx5_ib_init_odp_mr(struct mlx5_ib_mr *mr, bool enable) +{ + return -EOPNOTSUPP; +} #endif /* CONFIG_INFINIBAND_ON_DEMAND_PAGING */ extern const struct mmu_interval_notifier_ops mlx5_mn_ops; |