Searched refs:matrix_dev (Results 1 – 4 of 4) sorted by relevance
26 struct ap_matrix_dev *matrix_dev; variable57 struct ap_matrix_dev *matrix_dev = dev_get_drvdata(dev); in vfio_ap_matrix_dev_release() local59 kfree(matrix_dev); in vfio_ap_matrix_dev_release()91 matrix_dev = kzalloc(sizeof(*matrix_dev), GFP_KERNEL); in vfio_ap_matrix_dev_create()92 if (!matrix_dev) { in vfio_ap_matrix_dev_create()99 ret = ap_qci(&matrix_dev->info); in vfio_ap_matrix_dev_create()104 mutex_init(&matrix_dev->mdevs_lock); in vfio_ap_matrix_dev_create()105 INIT_LIST_HEAD(&matrix_dev->mdev_list); in vfio_ap_matrix_dev_create()106 mutex_init(&matrix_dev->guests_lock); in vfio_ap_matrix_dev_create()108 dev_set_name(&matrix_dev->device, "%s", VFIO_AP_DEV_NAME); in vfio_ap_matrix_dev_create()[all …]
54 mutex_lock(&matrix_dev->guests_lock); in get_update_locks_for_kvm()57 mutex_lock(&matrix_dev->mdevs_lock); in get_update_locks_for_kvm()75 mutex_unlock(&matrix_dev->mdevs_lock); in release_update_locks_for_kvm()78 mutex_unlock(&matrix_dev->guests_lock); in release_update_locks_for_kvm()99 mutex_lock(&matrix_dev->guests_lock); in get_update_locks_for_mdev()102 mutex_lock(&matrix_dev->mdevs_lock); in get_update_locks_for_mdev()122 mutex_unlock(&matrix_dev->mdevs_lock); in release_update_locks_for_mdev()125 mutex_unlock(&matrix_dev->guests_lock); in release_update_locks_for_mdev()151 mutex_lock(&matrix_dev->guests_lock); in get_update_locks_by_apqn()153 list_for_each_entry(matrix_mdev, &matrix_dev->mdev_list, node) { in get_update_locks_by_apqn()[all …]
58 extern struct ap_matrix_dev *matrix_dev;
12 struct ap_matrix_dev *matrix_dev;28 The Matrix Devices Lock (matrix_dev->mdevs_lock) is implemented as a global31 (matrix_dev->mdev_list). This lock must be held while reading from, writing to66 The Guests Lock (matrix_dev->guests_lock) controls access to the67 matrix_mdev instances (matrix_dev->mdev_list) that represent mediated devices75 2. To add matrix_mdev instances to or remove them from matrix_dev->mdev_list.90 however, in this case, the Matrix Devices Lock (matrix_dev->mdevs_lock) must be95 resources, so only the matrix_dev->mdevs_lock needs to be held.
