diff options
author | Jason Gunthorpe <jgg@mellanox.com> | 2019-10-28 16:36:29 -0300 |
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committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-10-28 16:36:29 -0300 |
commit | 036313316d3a38bfde9ba49b3d00f73b7d8019d2 (patch) | |
tree | 284127b68e10bd919adb420a5f37dc19d06532f6 /drivers/infiniband/core | |
parent | a52dc3a100958f4bf5e921067ba626c2caf8e55f (diff) | |
parent | d6d5df1db6e9d7f8f76d2911707f7d5877251b02 (diff) | |
download | linux-036313316d3a38bfde9ba49b3d00f73b7d8019d2.tar.bz2 |
Merge tag 'v5.4-rc5' into rdma.git for-next
Linux 5.4-rc5
For dependencies in the next patches
Conflict resolved by keeping the delete of the unlock.
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/core')
-rw-r--r-- | drivers/infiniband/core/cm.c | 3 | ||||
-rw-r--r-- | drivers/infiniband/core/cma.c | 3 | ||||
-rw-r--r-- | drivers/infiniband/core/device.c | 9 | ||||
-rw-r--r-- | drivers/infiniband/core/nldev.c | 10 | ||||
-rw-r--r-- | drivers/infiniband/core/security.c | 2 | ||||
-rw-r--r-- | drivers/infiniband/core/umem_odp.c | 6 |
6 files changed, 19 insertions, 14 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 7ffa16ea5fe3..33b384c7df42 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -4365,6 +4365,7 @@ error2: error1: port_modify.set_port_cap_mask = 0; port_modify.clr_port_cap_mask = IB_PORT_CM_SUP; + kfree(port); while (--i) { if (!rdma_cap_ib_cm(ib_device, i)) continue; @@ -4373,6 +4374,7 @@ error1: ib_modify_port(ib_device, port->port_num, 0, &port_modify); ib_unregister_mad_agent(port->mad_agent); cm_remove_port_fs(port); + kfree(port); } free: kfree(cm_dev); @@ -4426,6 +4428,7 @@ static void cm_remove_one(struct ib_device *ib_device, void *client_data) spin_unlock_irq(&cm.state_lock); ib_unregister_mad_agent(cur_mad_agent); cm_remove_port_fs(port); + kfree(port); } kfree(cm_dev); diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 8f318928f29d..abf249d277ad 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2369,9 +2369,10 @@ static int iw_conn_req_handler(struct iw_cm_id *cm_id, conn_id->cm_id.iw = NULL; cma_exch(conn_id, RDMA_CM_DESTROYING); mutex_unlock(&conn_id->handler_mutex); + mutex_unlock(&listen_id->handler_mutex); cma_deref_id(conn_id); rdma_destroy_id(&conn_id->id); - goto out; + return ret; } mutex_unlock(&conn_id->handler_mutex); diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index a93c23867fb5..f8d383ceae05 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -1998,8 +1998,6 @@ static int iw_query_port(struct ib_device *device, if (!netdev) return -ENODEV; - dev_put(netdev); - port_attr->max_mtu = IB_MTU_4096; port_attr->active_mtu = ib_mtu_int_to_enum(netdev->mtu); @@ -2007,19 +2005,22 @@ static int iw_query_port(struct ib_device *device, port_attr->state = IB_PORT_DOWN; port_attr->phys_state = IB_PORT_PHYS_STATE_DISABLED; } else { - inetdev = in_dev_get(netdev); + rcu_read_lock(); + inetdev = __in_dev_get_rcu(netdev); if (inetdev && inetdev->ifa_list) { port_attr->state = IB_PORT_ACTIVE; port_attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP; - in_dev_put(inetdev); } else { port_attr->state = IB_PORT_INIT; port_attr->phys_state = IB_PORT_PHYS_STATE_PORT_CONFIGURATION_TRAINING; } + + rcu_read_unlock(); } + dev_put(netdev); err = device->ops.query_port(device, port_num, port_attr); if (err) return err; diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index b2328550d24c..f821faca0662 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -1832,10 +1832,6 @@ static int nldev_stat_del_doit(struct sk_buff *skb, struct nlmsghdr *nlh, cntn = nla_get_u32(tb[RDMA_NLDEV_ATTR_STAT_COUNTER_ID]); qpn = nla_get_u32(tb[RDMA_NLDEV_ATTR_RES_LQPN]); - ret = rdma_counter_unbind_qpn(device, port, qpn, cntn); - if (ret) - goto err_unbind; - if (fill_nldev_handle(msg, device) || nla_put_u32(msg, RDMA_NLDEV_ATTR_PORT_INDEX, port) || nla_put_u32(msg, RDMA_NLDEV_ATTR_STAT_COUNTER_ID, cntn) || @@ -1844,13 +1840,15 @@ static int nldev_stat_del_doit(struct sk_buff *skb, struct nlmsghdr *nlh, goto err_fill; } + ret = rdma_counter_unbind_qpn(device, port, qpn, cntn); + if (ret) + goto err_fill; + nlmsg_end(msg, nlh); ib_device_put(device); return rdma_nl_unicast(sock_net(skb->sk), msg, NETLINK_CB(skb).portid); err_fill: - rdma_counter_bind_qpn(device, port, qpn, cntn); -err_unbind: nlmsg_free(msg); err: ib_device_put(device); diff --git a/drivers/infiniband/core/security.c b/drivers/infiniband/core/security.c index 1ab423b19f77..6eb6d2717ca5 100644 --- a/drivers/infiniband/core/security.c +++ b/drivers/infiniband/core/security.c @@ -426,7 +426,7 @@ int ib_create_qp_security(struct ib_qp *qp, struct ib_device *dev) int ret; rdma_for_each_port (dev, i) { - is_ib = rdma_protocol_ib(dev, i++); + is_ib = rdma_protocol_ib(dev, i); if (is_ib) break; } diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c index f67a30fda1ed..163ff7ba92b7 100644 --- a/drivers/infiniband/core/umem_odp.c +++ b/drivers/infiniband/core/umem_odp.c @@ -451,8 +451,10 @@ void ib_umem_odp_release(struct ib_umem_odp *umem_odp) * that the hardware will not attempt to access the MR any more. */ if (!umem_odp->is_implicit_odp) { + mutex_lock(&umem_odp->umem_mutex); ib_umem_odp_unmap_dma_pages(umem_odp, ib_umem_start(umem_odp), ib_umem_end(umem_odp)); + mutex_unlock(&umem_odp->umem_mutex); kvfree(umem_odp->dma_list); kvfree(umem_odp->page_list); } @@ -719,6 +721,8 @@ void ib_umem_odp_unmap_dma_pages(struct ib_umem_odp *umem_odp, u64 virt, u64 addr; struct ib_device *dev = umem_odp->umem.ibdev; + lockdep_assert_held(&umem_odp->umem_mutex); + virt = max_t(u64, virt, ib_umem_start(umem_odp)); bound = min_t(u64, bound, ib_umem_end(umem_odp)); /* Note that during the run of this function, the @@ -726,7 +730,6 @@ void ib_umem_odp_unmap_dma_pages(struct ib_umem_odp *umem_odp, u64 virt, * faults from completion. We might be racing with other * invalidations, so we must make sure we free each page only * once. */ - mutex_lock(&umem_odp->umem_mutex); for (addr = virt; addr < bound; addr += BIT(umem_odp->page_shift)) { idx = (addr - ib_umem_start(umem_odp)) >> umem_odp->page_shift; if (umem_odp->page_list[idx]) { @@ -757,7 +760,6 @@ void ib_umem_odp_unmap_dma_pages(struct ib_umem_odp *umem_odp, u64 virt, umem_odp->npages--; } } - mutex_unlock(&umem_odp->umem_mutex); } EXPORT_SYMBOL(ib_umem_odp_unmap_dma_pages); |