diff options
Diffstat (limited to 'drivers/infiniband/hw/amso1100')
| -rw-r--r-- | drivers/infiniband/hw/amso1100/c2.c | 13 | ||||
| -rw-r--r-- | drivers/infiniband/hw/amso1100/c2_qp.c | 19 |
2 files changed, 12 insertions, 20 deletions
diff --git a/drivers/infiniband/hw/amso1100/c2.c b/drivers/infiniband/hw/amso1100/c2.c index 7275e727e0f5..d53cf519f42a 100644 --- a/drivers/infiniband/hw/amso1100/c2.c +++ b/drivers/infiniband/hw/amso1100/c2.c @@ -1238,15 +1238,4 @@ static struct pci_driver c2_pci_driver = { .remove = c2_remove, }; -static int __init c2_init_module(void) -{ - return pci_register_driver(&c2_pci_driver); -} - -static void __exit c2_exit_module(void) -{ - pci_unregister_driver(&c2_pci_driver); -} - -module_init(c2_init_module); -module_exit(c2_exit_module); +module_pci_driver(c2_pci_driver); diff --git a/drivers/infiniband/hw/amso1100/c2_qp.c b/drivers/infiniband/hw/amso1100/c2_qp.c index 28cd5cb51859..0ab826b280b2 100644 --- a/drivers/infiniband/hw/amso1100/c2_qp.c +++ b/drivers/infiniband/hw/amso1100/c2_qp.c @@ -382,14 +382,17 @@ static int c2_alloc_qpn(struct c2_dev *c2dev, struct c2_qp *qp) { int ret; - do { - spin_lock_irq(&c2dev->qp_table.lock); - ret = idr_get_new_above(&c2dev->qp_table.idr, qp, - c2dev->qp_table.last++, &qp->qpn); - spin_unlock_irq(&c2dev->qp_table.lock); - } while ((ret == -EAGAIN) && - idr_pre_get(&c2dev->qp_table.idr, GFP_KERNEL)); - return ret; + idr_preload(GFP_KERNEL); + spin_lock_irq(&c2dev->qp_table.lock); + + ret = idr_alloc(&c2dev->qp_table.idr, qp, c2dev->qp_table.last++, 0, + GFP_NOWAIT); + if (ret >= 0) + qp->qpn = ret; + + spin_unlock_irq(&c2dev->qp_table.lock); + idr_preload_end(); + return ret < 0 ? ret : 0; } static void c2_free_qpn(struct c2_dev *c2dev, int qpn) |