diff options
| author | Artemy Kovalyov <artemyko@mellanox.com> | 2017-08-17 15:52:04 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-08-29 15:30:16 +0300 |
| commit | 1a56ff6daab1e062aadec582eb10e7090f0b370a (patch) | |
| tree | a5e7a7eeb312c918be624fc61e572f5b5d535f76 /drivers/infiniband/core/verbs.c | |
| parent | 6938fc1ee07e54c057430005f8dcaccabce027c3 (diff) | |
| download | linux-1a56ff6daab1e062aadec582eb10e7090f0b370a.tar.xz | |
IB/core: Separate CQ handle in SRQ context
Before this change CQ attached to SRQ was part of XRC specific extension.
Moving CQ handle out makes it available to other types extending SRQ
functionality.
Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Reviewed-by: Yossi Itigin <yosefe@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core/verbs.c')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index b29d0ff94463..ecb6c395f19b 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -622,11 +622,13 @@ struct ib_srq *ib_create_srq(struct ib_pd *pd, srq->event_handler = srq_init_attr->event_handler; srq->srq_context = srq_init_attr->srq_context; srq->srq_type = srq_init_attr->srq_type; + if (ib_srq_has_cq(srq->srq_type)) { + srq->ext.cq = srq_init_attr->ext.cq; + atomic_inc(&srq->ext.cq->usecnt); + } if (srq->srq_type == IB_SRQT_XRC) { srq->ext.xrc.xrcd = srq_init_attr->ext.xrc.xrcd; - srq->ext.xrc.cq = srq_init_attr->ext.xrc.cq; atomic_inc(&srq->ext.xrc.xrcd->usecnt); - atomic_inc(&srq->ext.xrc.cq->usecnt); } atomic_inc(&pd->usecnt); atomic_set(&srq->usecnt, 0); @@ -667,18 +669,18 @@ int ib_destroy_srq(struct ib_srq *srq) pd = srq->pd; srq_type = srq->srq_type; - if (srq_type == IB_SRQT_XRC) { + if (ib_srq_has_cq(srq_type)) + cq = srq->ext.cq; + if (srq_type == IB_SRQT_XRC) xrcd = srq->ext.xrc.xrcd; - cq = srq->ext.xrc.cq; - } ret = srq->device->destroy_srq(srq); if (!ret) { atomic_dec(&pd->usecnt); - if (srq_type == IB_SRQT_XRC) { + if (srq_type == IB_SRQT_XRC) atomic_dec(&xrcd->usecnt); + if (ib_srq_has_cq(srq_type)) atomic_dec(&cq->usecnt); - } } return ret; |