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| author | Yishai Hadas <yishaih@nvidia.com> | 2025-07-17 15:17:31 +0300 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2025-07-23 01:42:11 -0400 |
| commit | a272019a46c918575f10cc529c893585d46b3b55 (patch) | |
| tree | 64a7e899430452389772b416aff76674a8ea2d50 /drivers/infiniband/core/verbs.c | |
| parent | RDMA/mlx5: Add DMAH object support (diff) | |
| download | linux-a272019a46c918575f10cc529c893585d46b3b55.tar.gz linux-a272019a46c918575f10cc529c893585d46b3b55.zip | |
IB: Extend UVERBS_METHOD_REG_MR to get DMAH
Extend UVERBS_METHOD_REG_MR to get DMAH and pass it to all drivers.
It will be used in mlx5 driver as part of the next patch from the
series.
Signed-off-by: Yishai Hadas <yishaih@nvidia.com>
Reviewed-by: Edward Srouji <edwards@nvidia.com>
Link: https://patch.msgid.link/2ae1e628c0675db81f092cc00d3ad6fbf6139405.1752752567.git.leon@kernel.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/core/verbs.c')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 75fde0fe9989..3a5f81402d2f 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -2223,7 +2223,7 @@ struct ib_mr *ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, } mr = pd->device->ops.reg_user_mr(pd, start, length, virt_addr, - access_flags, NULL); + access_flags, NULL, NULL); if (IS_ERR(mr)) return mr; @@ -2262,6 +2262,7 @@ int ib_dereg_mr_user(struct ib_mr *mr, struct ib_udata *udata) { struct ib_pd *pd = mr->pd; struct ib_dm *dm = mr->dm; + struct ib_dmah *dmah = mr->dmah; struct ib_sig_attrs *sig_attrs = mr->sig_attrs; int ret; @@ -2272,6 +2273,8 @@ int ib_dereg_mr_user(struct ib_mr *mr, struct ib_udata *udata) atomic_dec(&pd->usecnt); if (dm) atomic_dec(&dm->usecnt); + if (dmah) + atomic_dec(&dmah->usecnt); kfree(sig_attrs); } |