Spinlock
======================================


.. panels::
        :container: container pb-4
        :column: col-lg-12 p-2
        :card: shadow

        Topics in this section,

                * :ref:`Learnings in this section <FreebsdDeviceDriver_wireless_fdd_wi-fi_chipset_wi-fi_contexts_step1>`

                * :ref:`Version Info <FreebsdDeviceDriver_wireless_fdd_wi-fi_chipset_wi-fi_contexts_step3>`

		* :ref:`Spinlock <FreebsdDeviceDriver_wireless_fdd_wi-fi_chipset_wi-fi_contexts_step40>`



.. _FreebsdDeviceDriver_wireless_fdd_wi-fi_chipset_wi-fi_contexts_step1:
  
.. tab-set::

   .. tab-item:: Learnings in this section

        * In this section, you are going to learn

        .. panels::
                :container: container pb-4
                :column: col-lg-12 p-2
                :card: shadow

                * Spinlock


.. _FreebsdDeviceDriver_wireless_fdd_wi-fi_chipset_wi-fi_contexts_step3:

.. tab-set::
 
    .. tab-item:: Version Info

        =============================== =======================================
        #                               Version
        =============================== =======================================
        Freebsd                         14.1.0
	wpa_supplicant                  2.10
        =============================== =======================================


.. _FreebsdDeviceDriver_wireless_fdd_wi-fi_chipset_wi-fi_contexts_step40:

.. tab-set::

   .. tab-item:: Spinlock

        .. tab-set::

           .. tab-item:: Iwlwifi : Spinlock

                .. code-block:: shell

                        test:~$ grep -rh "spin_lock_init" ./ | sed 's/^[ \t]*//' | sort | uniq

                        spin_lock_init(&mvm->add_stream_lock);
                        spin_lock_init(&mvm->async_handlers_lock);
                        spin_lock_init(&mvm->drv_stats_lock);
                        spin_lock_init(&mvm->tcm.lock);
                        spin_lock_init(&mvm->time_event_lock);
                        spin_lock_init(&mvm_sta->deflink.lq_sta.rs_drv.pers.lock);
                        spin_lock_init(&mvm_sta->lock);
                        spin_lock_init(&notif_wait->notif_wait_lock);
                        spin_lock_init(&rba->lock);
                        spin_lock_init(&reorder_buf->lock);
                        spin_lock_init(&rxq->lock);
                        spin_lock_init(&trans_pcie->alloc_page_lock);
                        spin_lock_init(&trans_pcie->irq_lock);
                        spin_lock_init(&trans_pcie->reg_lock);
                        spin_lock_init(&txq->lock);