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| author |   Bart Van Assche <bvanassche@acm.org> | 2019-09-30 16:17:04 -0700 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-10-04 15:35:07 -0300 |
| commit | 6eaed91c673ad5baa0af8a05dc756f3a457468f3 (patch) | |
| tree | 03f286eb04539cb46f8a8a0627870574972b0e7c /drivers/infiniband/ulp/srpt/ib_srpt.h | |
| parent | RDMA/srpt: Improve a debug message (diff) | |
| download | linux-dev-6eaed91c673ad5baa0af8a05dc756f3a457468f3.tar.xz linux-dev-6eaed91c673ad5baa0af8a05dc756f3a457468f3.zip | |
RDMA/srpt: Rework the approach for closing an RDMA channel
Instead of relying on a waitqueue, report when the identity of an RDMA
channel can be reused through a completion.
Link: https://lore.kernel.org/r/20190930231707.48259-13-bvanassche@acm.org
Cc: Honggang LI <honli@redhat.com>
Cc: Laurence Oberman <loberman@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/ulp/srpt/ib_srpt.h')
| -rw-r--r-- | drivers/infiniband/ulp/srpt/ib_srpt.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h index ee9f20e9177a..d0955bc0343d 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.h +++ b/drivers/infiniband/ulp/srpt/ib_srpt.h @@ -264,6 +264,8 @@ enum rdma_ch_state { * @zw_cqe: Zero-length write CQE. * @rcu: RCU head. * @kref: kref for this channel. + * @closed: Completion object that will be signaled as soon as a new + * channel object with the same identity can be created. * @rq_size: IB receive queue size. * @max_rsp_size: Maximum size of an RSP response message in bytes. * @sq_wr_avail: number of work requests available in the send queue. @@ -306,6 +308,7 @@ struct srpt_rdma_ch { struct ib_cqe zw_cqe; struct rcu_head rcu; struct kref kref; + struct completion *closed; int rq_size; u32 max_rsp_size; atomic_t sq_wr_avail; |