diff options
| author |   Bryan Tan <bryantan@vmware.com> | 2017-12-20 11:27:00 -0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2017-12-27 21:37:26 -0700 |
| commit | a61eb6136829173d51dd0c7f7248733025708eeb (patch) | |
| tree | ed34c4ae294ab88718d81f973f1b5b66712ec59a /drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c | |
| parent | RDMA/vmw_pvrdma: Use more specific sizeof in kcalloc (diff) | |
| download | linux-dev-a61eb6136829173d51dd0c7f7248733025708eeb.tar.xz linux-dev-a61eb6136829173d51dd0c7f7248733025708eeb.zip | |
RDMA/vmw_pvrdma: Use refcount_t instead of atomic_t
refcount_t is the preferred type for refcounts. Change the
QP and CQ refcnt fields to use refcount_t.
Reviewed-by: Adit Ranadive <aditr@vmware.com>
Reviewed-by: Aditya Sarwade <asarwade@vmware.com>
Reviewed-by: Jorgen Hansen <jhansen@vmware.com>
Signed-off-by: Bryan Tan <bryantan@vmware.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c')
| -rw-r--r-- | drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c index 69835d1b3383..939ac2f7bf0f 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c @@ -333,7 +333,7 @@ static void pvrdma_qp_event(struct pvrdma_dev *dev, u32 qpn, int type) spin_lock_irqsave(&dev->qp_tbl_lock, flags); qp = dev->qp_tbl[qpn % dev->dsr->caps.max_qp]; if (qp) - atomic_inc(&qp->refcnt); + refcount_inc(&qp->refcnt); spin_unlock_irqrestore(&dev->qp_tbl_lock, flags); if (qp && qp->ibqp.event_handler) { @@ -346,7 +346,7 @@ static void pvrdma_qp_event(struct pvrdma_dev *dev, u32 qpn, int type) ibqp->event_handler(&e, ibqp->qp_context); } if (qp) { - if (atomic_dec_and_test(&qp->refcnt)) + if (refcount_dec_and_test(&qp->refcnt)) complete(&qp->free); } } @@ -359,7 +359,7 @@ static void pvrdma_cq_event(struct pvrdma_dev *dev, u32 cqn, int type) spin_lock_irqsave(&dev->cq_tbl_lock, flags); cq = dev->cq_tbl[cqn % dev->dsr->caps.max_cq]; if (cq) - atomic_inc(&cq->refcnt); + refcount_inc(&cq->refcnt); spin_unlock_irqrestore(&dev->cq_tbl_lock, flags); if (cq && cq->ibcq.event_handler) { @@ -372,7 +372,7 @@ static void pvrdma_cq_event(struct pvrdma_dev *dev, u32 cqn, int type) ibcq->event_handler(&e, ibcq->cq_context); } if (cq) { - if (atomic_dec_and_test(&cq->refcnt)) + if (refcount_dec_and_test(&cq->refcnt)) complete(&cq->free); } } @@ -531,13 +531,13 @@ static irqreturn_t pvrdma_intrx_handler(int irq, void *dev_id) spin_lock_irqsave(&dev->cq_tbl_lock, flags); cq = dev->cq_tbl[cqne->info % dev->dsr->caps.max_cq]; if (cq) - atomic_inc(&cq->refcnt); + refcount_inc(&cq->refcnt); spin_unlock_irqrestore(&dev->cq_tbl_lock, flags); if (cq && cq->ibcq.comp_handler) cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context); if (cq) { - if (atomic_dec_and_test(&cq->refcnt)) + if (refcount_dec_and_test(&cq->refcnt)) complete(&cq->free); } pvrdma_idx_ring_inc(&ring->cons_head, ring_slots); |