diff options
| author | Mark Zhang <markz@mellanox.com> | 2019-09-16 10:11:52 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-10-01 10:30:16 -0300 |
| commit | 663912a6378a34fd4f43b8d873f0c6c6322d9d0e (patch) | |
| tree | aeb8ad7857d41adcbf4ae494384198616fd199e1 /drivers/infiniband/core | |
| parent | 54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5c (diff) | |
| download | kernel_replicant_linux-663912a6378a34fd4f43b8d873f0c6c6322d9d0e.tar.gz kernel_replicant_linux-663912a6378a34fd4f43b8d873f0c6c6322d9d0e.tar.bz2 kernel_replicant_linux-663912a6378a34fd4f43b8d873f0c6c6322d9d0e.zip | |
RDMA/counter: Prevent QP counter manual binding in auto mode
If auto mode is configured, manual counter allocation and QP bind is not
allowed.
Fixes: 1bd8e0a9d0fd ("RDMA/counter: Allow manual mode configuration support")
Link: https://lore.kernel.org/r/20190916071154.20383-3-leon@kernel.org
Signed-off-by: Mark Zhang <markz@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/core')
| -rw-r--r-- | drivers/infiniband/core/counters.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/infiniband/core/counters.c b/drivers/infiniband/core/counters.c index 680ad27f497d..736ab760025d 100644 --- a/drivers/infiniband/core/counters.c +++ b/drivers/infiniband/core/counters.c @@ -463,10 +463,15 @@ static struct rdma_counter *rdma_get_counter_by_id(struct ib_device *dev, int rdma_counter_bind_qpn(struct ib_device *dev, u8 port, u32 qp_num, u32 counter_id) { + struct rdma_port_counter *port_counter; struct rdma_counter *counter; struct ib_qp *qp; int ret; + port_counter = &dev->port_data[port].port_counter; + if (port_counter->mode.mode == RDMA_COUNTER_MODE_AUTO) + return -EINVAL; + qp = rdma_counter_get_qp(dev, qp_num); if (!qp) return -ENOENT; @@ -503,6 +508,7 @@ err: int rdma_counter_bind_qpn_alloc(struct ib_device *dev, u8 port, u32 qp_num, u32 *counter_id) { + struct rdma_port_counter *port_counter; struct rdma_counter *counter; struct ib_qp *qp; int ret; @@ -510,9 +516,13 @@ int rdma_counter_bind_qpn_alloc(struct ib_device *dev, u8 port, if (!rdma_is_port_valid(dev, port)) return -EINVAL; - if (!dev->port_data[port].port_counter.hstats) + port_counter = &dev->port_data[port].port_counter; + if (!port_counter->hstats) return -EOPNOTSUPP; + if (port_counter->mode.mode == RDMA_COUNTER_MODE_AUTO) + return -EINVAL; + qp = rdma_counter_get_qp(dev, qp_num); if (!qp) return -ENOENT; |