diff options
| author | Gal Pressman <galpress@amazon.com> | 2018-12-12 11:09:06 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-19 16:28:03 -0700 |
| commit | 2553ba217eea37dc6291635ecddb883fb5c36a8b (patch) | |
| tree | 601a970ef10dbdd2aeafd40d71233d3aa5f68cdd /include/rdma | |
| parent | b090c4e3a07c33ffdf95fb7601551b38fc2a4bbb (diff) | |
| download | linux-2553ba217eea37dc6291635ecddb883fb5c36a8b.tar.bz2 | |
RDMA: Mark if destroy address handle is in a sleepable context
Introduce a 'flags' field to destroy address handle callback and add a
flag that marks whether the callback is executed in an atomic context or
not.
This will allow drivers to wait for completion instead of polling for it
when it is allowed.
Signed-off-by: Gal Pressman <galpress@amazon.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_verbs.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 86ae878e1de4..a3ceed3a040a 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2381,7 +2381,7 @@ struct ib_device_ops { struct ib_udata *udata); int (*modify_ah)(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); int (*query_ah)(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); - int (*destroy_ah)(struct ib_ah *ah); + int (*destroy_ah)(struct ib_ah *ah, u32 flags); struct ib_srq *(*create_srq)(struct ib_pd *pd, struct ib_srq_init_attr *srq_init_attr, struct ib_udata *udata); @@ -3256,11 +3256,17 @@ int rdma_modify_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); */ int rdma_query_ah(struct ib_ah *ah, struct rdma_ah_attr *ah_attr); +enum rdma_destroy_ah_flags { + /* In a sleepable context */ + RDMA_DESTROY_AH_SLEEPABLE = BIT(0), +}; + /** * rdma_destroy_ah - Destroys an address handle. * @ah: The address handle to destroy. + * @flags: Destroy address handle flags (see enum rdma_destroy_ah_flags). */ -int rdma_destroy_ah(struct ib_ah *ah); +int rdma_destroy_ah(struct ib_ah *ah, u32 flags); /** * ib_create_srq - Creates a SRQ associated with the specified protection |