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RDMA/mlx5: Extend advice MR to support non faulting mode

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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>
This commit is contained in:
Yishai Hadas
2020-10-01 16:44:05 -03:00
committed by Jason Gunthorpe
parent 8bfafde086
commit 677cf51f71
3 changed files with 9 additions and 2 deletions
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include/uapi/rdma/ib_user_ioctl_verbs.h
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@@ -208,6 +208,7 @@ enum ib_uverbs_read_counters_flags {
enum ib_uverbs_advise_mr_advice {
IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH,
IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE,
IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_NO_FAULT,
};
enum ib_uverbs_advise_mr_flag {