RDMA/bnxt_re: Remove unnecessary sched count
Since the lifetime of bnxt_re_task is controlled by the kref of device, sched_count is no longer required. Remove it. Link: https://lore.kernel.org/r/1584117207-2664-4-git-send-email-selvin.xavier@broadcom.com Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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@ -176,7 +176,6 @@ struct bnxt_re_dev {
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atomic_t srq_count;
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atomic_t mr_count;
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atomic_t mw_count;
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atomic_t sched_count;
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/* Max of 2 lossless traffic class supported per port */
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u16 cosq[2];
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@ -1667,8 +1667,6 @@ static void bnxt_re_task(struct work_struct *work)
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break;
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}
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ib_device_put(&rdev->ibdev);
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smp_mb__before_atomic();
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atomic_dec(&rdev->sched_count);
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exit:
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put_device(&rdev->ibdev.dev);
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kfree(re_work);
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@ -1720,11 +1718,6 @@ static int bnxt_re_netdev_event(struct notifier_block *notifier,
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break;
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case NETDEV_UNREGISTER:
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/* netdev notifier will call NETDEV_UNREGISTER again later since
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* we are still holding the reference to the netdev
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*/
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if (atomic_read(&rdev->sched_count) > 0)
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goto exit;
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ib_unregister_device_queued(&rdev->ibdev);
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break;
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@ -1742,7 +1735,6 @@ static int bnxt_re_netdev_event(struct notifier_block *notifier,
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re_work->vlan_dev = (real_dev == netdev ?
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NULL : netdev);
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INIT_WORK(&re_work->work, bnxt_re_task);
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atomic_inc(&rdev->sched_count);
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queue_work(bnxt_re_wq, &re_work->work);
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}
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}
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