diff options
Diffstat (limited to 'drivers/infiniband/hw/qib')
-rw-r--r-- | drivers/infiniband/hw/qib/qib_file_ops.c | 7 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_sysfs.c | 15 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_verbs.c | 2 |
3 files changed, 16 insertions, 8 deletions
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index 78fa634de98a..27b6e664e59d 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -1142,7 +1142,7 @@ static __poll_t qib_poll(struct file *fp, struct poll_table_struct *pt) static void assign_ctxt_affinity(struct file *fp, struct qib_devdata *dd) { struct qib_filedata *fd = fp->private_data; - const unsigned int weight = cpumask_weight(¤t->cpus_allowed); + const unsigned int weight = current->nr_cpus_allowed; const struct cpumask *local_mask = cpumask_of_pcibus(dd->pcidev->bus); int local_cpu; @@ -1623,9 +1623,8 @@ static int qib_assign_ctxt(struct file *fp, const struct qib_user_info *uinfo) ret = find_free_ctxt(i_minor - 1, fp, uinfo); else { int unit; - const unsigned int cpu = cpumask_first(¤t->cpus_allowed); - const unsigned int weight = - cpumask_weight(¤t->cpus_allowed); + const unsigned int cpu = cpumask_first(current->cpus_ptr); + const unsigned int weight = current->nr_cpus_allowed; if (weight == 1 && !test_bit(cpu, qib_cpulist)) if (!find_hca(cpu, &unit) && unit >= 0) diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c index 905206a0c2d5..d7d74dda3aee 100644 --- a/drivers/infiniband/hw/qib/qib_sysfs.c +++ b/drivers/infiniband/hw/qib/qib_sysfs.c @@ -301,6 +301,9 @@ static ssize_t qib_portattr_show(struct kobject *kobj, struct qib_pportdata *ppd = container_of(kobj, struct qib_pportdata, pport_kobj); + if (!pattr->show) + return -EIO; + return pattr->show(ppd, buf); } @@ -312,6 +315,9 @@ static ssize_t qib_portattr_store(struct kobject *kobj, struct qib_pportdata *ppd = container_of(kobj, struct qib_pportdata, pport_kobj); + if (!pattr->store) + return -EIO; + return pattr->store(ppd, buf, len); } @@ -752,7 +758,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num, qib_dev_err(dd, "Skipping linkcontrol sysfs info, (err %d) port %u\n", ret, port_num); - goto bail; + goto bail_link; } kobject_uevent(&ppd->pport_kobj, KOBJ_ADD); @@ -762,7 +768,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num, qib_dev_err(dd, "Skipping sl2vl sysfs info, (err %d) port %u\n", ret, port_num); - goto bail_link; + goto bail_sl; } kobject_uevent(&ppd->sl2vl_kobj, KOBJ_ADD); @@ -772,7 +778,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num, qib_dev_err(dd, "Skipping diag_counters sysfs info, (err %d) port %u\n", ret, port_num); - goto bail_sl; + goto bail_diagc; } kobject_uevent(&ppd->diagc_kobj, KOBJ_ADD); @@ -785,7 +791,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num, qib_dev_err(dd, "Skipping Congestion Control sysfs info, (err %d) port %u\n", ret, port_num); - goto bail_diagc; + goto bail_cc; } kobject_uevent(&ppd->pport_cc_kobj, KOBJ_ADD); @@ -846,6 +852,7 @@ void qib_verbs_unregister_sysfs(struct qib_devdata *dd) &cc_table_bin_attr); kobject_put(&ppd->pport_cc_kobj); } + kobject_put(&ppd->diagc_kobj); kobject_put(&ppd->sl2vl_kobj); kobject_put(&ppd->pport_kobj); } diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index 2c4e569ce438..12c8ec59e657 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -329,8 +329,10 @@ void qib_ib_rcv(struct qib_ctxtdata *rcd, void *rhdr, void *data, u32 tlen) if (mcast == NULL) goto drop; this_cpu_inc(ibp->pmastats->n_multicast_rcv); + rcu_read_lock(); list_for_each_entry_rcu(p, &mcast->qp_list, list) qib_qp_rcv(rcd, hdr, 1, data, tlen, p->qp); + rcu_read_unlock(); /* * Notify rvt_multicast_detach() if it is waiting for us * to finish. |