diff options
| author |   Selvin Xavier <selvin.xavier@broadcom.com> | 2018-02-15 21:20:11 -0800 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2018-02-20 11:57:21 -0500 |
| commit | 3b921e3bc4c20af58a663ed238ad57e87493dde2 (patch) | |
| tree | 3ec233614135b1a82fa627413dbddf7ff01c262f /drivers/infiniband/hw/bnxt_re/qplib_fp.h | |
| parent | RDMA/bnxt_re: Unpin SQ and RQ memory if QP create fails (diff) | |
| download | linux-dev-3b921e3bc4c20af58a663ed238ad57e87493dde2.tar.xz linux-dev-3b921e3bc4c20af58a663ed238ad57e87493dde2.zip | |
RDMA/bnxt_re: Synchronize destroy_qp with poll_cq
Avoid system crash when destroy_qp is invoked while
the driver is processing the poll_cq. Synchronize these
functions using the cq_lock.
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/qplib_fp.h')
| -rw-r--r-- | drivers/infiniband/hw/bnxt_re/qplib_fp.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.h b/drivers/infiniband/hw/bnxt_re/qplib_fp.h index 211b27a8f9e2..ca0a2ffa3509 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_fp.h +++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.h @@ -478,6 +478,9 @@ int bnxt_qplib_create_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp); int bnxt_qplib_modify_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp); int bnxt_qplib_query_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp); int bnxt_qplib_destroy_qp(struct bnxt_qplib_res *res, struct bnxt_qplib_qp *qp); +void bnxt_qplib_clean_qp(struct bnxt_qplib_qp *qp); +void bnxt_qplib_free_qp_res(struct bnxt_qplib_res *res, + struct bnxt_qplib_qp *qp); void *bnxt_qplib_get_qp1_sq_buf(struct bnxt_qplib_qp *qp, struct bnxt_qplib_sge *sge); void *bnxt_qplib_get_qp1_rq_buf(struct bnxt_qplib_qp *qp, @@ -500,7 +503,6 @@ void bnxt_qplib_req_notify_cq(struct bnxt_qplib_cq *cq, u32 arm_type); void bnxt_qplib_free_nq(struct bnxt_qplib_nq *nq); int bnxt_qplib_alloc_nq(struct pci_dev *pdev, struct bnxt_qplib_nq *nq); void bnxt_qplib_add_flush_qp(struct bnxt_qplib_qp *qp); -void bnxt_qplib_del_flush_qp(struct bnxt_qplib_qp *qp); void bnxt_qplib_acquire_cq_locks(struct bnxt_qplib_qp *qp, unsigned long *flags); void bnxt_qplib_release_cq_locks(struct bnxt_qplib_qp *qp, |