Documented in 1 files:
Defined in 1 files as a function:
Referenced in 30 files:
- block/blk-crypto-fallback.c, line 175
- block/blk-mq.c, line 5126
- block/blk-zoned.c
- block/blk.h, line 806
- block/genhd.c
- drivers/base/core.c, line 3937
- drivers/base/power/runtime.c, line 456
- drivers/block/xen-blkfront.c, line 2176
- drivers/infiniband/ulp/ipoib/ipoib_cm.c, line 1146
- drivers/md/dm-ima.c
- drivers/md/dm-vdo/memory-alloc.c, line 228
- drivers/md/dm-zoned-metadata.c
- drivers/md/dm.c, line 3314
- drivers/md/md.c, line 520
- drivers/nvdimm/bus.c
- drivers/nvme/host/tcp.c, line 1449
- drivers/scsi/mpi3mr/mpi3mr_fw.c, line 1294
- drivers/scsi/sd_zbc.c, line 565
- drivers/ufs/core/ufs-sysfs.c, line 1653
- drivers/ufs/core/ufs-txeq.c, line 1239
- drivers/usb/core/hub.c, line 6398
- fs/erofs/zdata.c, line 1466
- fs/zonefs/super.c, line 399
- include/linux/blk-mq.h, line 954
- mm/filemap.c, line 2711
- mm/percpu.c, line 2217
- mm/vmalloc.c, line 3852
- net/ceph/crypto.c
- net/ceph/messenger.c, line 447
- net/ceph/messenger_v2.c, line 737
Smatch caller information:
net/ceph/messenger_v2.c setup_crypto() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &con->mutex | ||
| TYPE_LOCK | (struct ceph_connection)->mutex |
block/blk-throttle.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &bdev->bd_queue->rq_qos_mutex | ||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
fs/erofs/zdata.c z_erofs_decompress_kickoff() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
block/elevator.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &q->sysfs_lock | ||
| HALF_LOCKED2 | &set->update_nr_hwq_lock |
drivers/md/md.c mddev_suspend() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &mddev->suspend_mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| TYPE_LOCK | (struct mddev)->suspend_mutex |
drivers/infiniband/ulp/ipoib/ipoib_cm.c ipoib_cm_tx_init() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| HALF_LOCKED2 | &pool->lock |
mm/percpu.c pcpu_balance_workfn() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| HALF_LOCKED2 | &pool->lock |
block/blk-mq.c __blk_mq_update_nr_hw_queues() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &set->tag_list_lock | ||
| LOCK2 | &set->update_nr_hwq_lock | ||
| HALF_LOCKED2 | &buffer->mutex | ||
| HALF_LOCKED2 | &dev->shutdown_lock | ||
| HALF_LOCKED2 | &frag->frag_sem | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | global &lock | ||
| TYPE_LOCK | (struct blk_mq_tag_set)->tag_list_lock | ||
| TYPE_LOCK | (struct blk_mq_tag_set)->update_nr_hwq_lock |
block/blk-mq.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &set->tag_list_lock | ||
| TYPE_LOCK | (struct blk_mq_tag_set)->tag_list_lock |
drivers/ufs/core/ufs-sysfs.c max_number_of_rtt_store() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &hba->host_sem | ||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex | ||
| TYPE_LOCK | (struct ufs_hba)->host_sem |
block/blk-mq-debugfs.c blk_debugfs_lock() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &set->tag_list_lock | ||
| LOCK2 | &set->update_nr_hwq_lock | ||
| HALF_LOCKED2 | &buffer->mutex | ||
| HALF_LOCKED2 | &dev->shutdown_lock | ||
| HALF_LOCKED2 | &frag->frag_sem | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | global &lock | ||
| TYPE_LOCK | (struct blk_mq_tag_set)->tag_list_lock | ||
| TYPE_LOCK | (struct blk_mq_tag_set)->update_nr_hwq_lock |
drivers/scsi/scsi_lib.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | global &system_transition_mutex |
drivers/scsi/mpi3mr/mpi3mr_fw.c mpi3mr_fault_uevent_emit() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &mrioc->reset_mutex | ||
| HALF_LOCKED2 | &pool->lock |
block/blk-mq-sched.c blk_debugfs_lock() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &q->sysfs_lock | ||
| HALF_LOCKED2 | &set->tag_list_lock | ||
| HALF_LOCKED2 | &set->update_nr_hwq_lock |
drivers/ufs/core/ufs-txeq.c ufshcd_tx_eqtr() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &hba->clk_scaling_lock | ||
| HALF_LOCKED2 | &hba->host->scan_mutex | ||
| HALF_LOCKED2 | &hba->host_sem | ||
| HALF_LOCKED2 | &hba->wb_mutex |
block/blk-iocost.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &bdev->bd_queue->rq_qos_mutex | ||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
drivers/md/dm-zoned-metadata.c dmz_reset_zone() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &pool->lock | ||
| LOCK2 | &zmd->map_lock | ||
| HALF_LOCKED2 | &zmd->mblk_flush_lock | ||
| HALF_LOCKED2 | &zmd->mblk_sem | ||
| TYPE_LOCK | (struct dmz_metadata)->map_lock |
drivers/md/dm-zoned-metadata.c dmz_update_zone() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &pool->lock | ||
| LOCK2 | &zmd->map_lock | ||
| LOCK2 | &zmd->mblk_sem | ||
| TYPE_LOCK | (struct dmz_metadata)->map_lock | ||
| TYPE_LOCK | (struct dmz_metadata)->mblk_sem |
drivers/scsi/sd_zbc.c sd_zbc_revalidate_zones() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|
block/blk-sysfs.c blk_debugfs_lock() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &q->sysfs_lock | ||
| HALF_LOCKED2 | &set->update_nr_hwq_lock | ||
| TYPE_LOCK | (struct request_queue)->sysfs_lock |
block/blk-sysfs.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &set->update_nr_hwq_lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
net/ceph/messenger.c ceph_tcp_connect() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &con->mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct ceph_connection)->mutex |
drivers/nvme/host/core.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &q->limits_lock | ||
| HALF_LOCKED2 | &ctrl->scan_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct request_queue)->limits_lock |
drivers/block/loop.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &lo->lo_mutex | ||
| HALF_LOCKED2 | &q->limits_lock | ||
| TYPE_LOCK | (struct loop_device)->lo_mutex |
drivers/block/aoe/aoedev.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|
mm/filemap.c filemap_get_pages() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_rwsem |
drivers/base/power/runtime.c rpm_callback() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dev->driver_data->sfd_lock | ||
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | &dev->power.lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq |
drivers/usb/core/hub.c usb_reset_device() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &dev->dev.mutex | ||
| HALF_LOCKED2 | &hdev->dev.mutex | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &port_dev->status_lock | ||
| HALF_LOCKED2 | &ud->sysfs_lock | ||
| HALF_LOCKED2 | &udev->dev.mutex |
drivers/md/dm-ima.c dm_ima_alloc() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|
drivers/md/dm-ima.c dm_ima_measure_data() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|
kernel/trace/blktrace.c blk_debugfs_lock() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &of->mutex |
drivers/block/ublk_drv.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &ub->mutex | ||
| HALF_LOCKED2 | &ctx->uring_lock | ||
| TYPE_LOCK | (struct ublk_device)->mutex |
drivers/md/dm.c dm_kobject_uevent() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| HALF_LOCKED2 | global &_hash_lock |
block/blk-zoned.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &q->limits_lock | ||
| HALF_LOCKED2 | &ub->mutex | ||
| HALF_LOCKED2 | global &lock |
block/blk-zoned.c blk_revalidate_disk_zones() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &ub->mutex | ||
| HALF_LOCKED2 | global &lock |
block/blk-zoned.c disk_zone_wplugs_worker() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|
drivers/mtd/mtd_blkdevs.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &mtd_table_mutex |
block/blk-crypto-fallback.c blk_crypto_alloc_enc_bio() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &md->io_barrier |
drivers/base/core.c device_del() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|
block/blk-rq-qos.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &bdev->bd_queue->rq_qos_mutex | ||
| HALF_LOCKED2 | &of->mutex |
block/blk-cgroup.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &q->elevator_lock |
drivers/scsi/scsi_scan.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &shost->scan_mutex | ||
| TYPE_LOCK | (struct Scsi_Host)->scan_mutex |
fs/zonefs/super.c __zonefs_io_error() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &zi->i_truncate_mutex | ||
| TYPE_LOCK | (struct zonefs_inode_info)->i_truncate_mutex |
drivers/block/rbd.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| CAPABLE | 0 | 21 | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
block/genhd.c add_disk_fwnode() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
block/genhd.c del_gendisk() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &_d->mutex | ||
| HALF_LOCKED2 | &dev->mutex | ||
| HALF_LOCKED2 | &md->table_devices_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &ub->mutex | ||
| HALF_LOCKED2 | global &bch_register_lock | ||
| HALF_LOCKED2 | global &devices_mutex | ||
| HALF_LOCKED2 | global &mtd_table_mutex |
drivers/block/virtio_blk.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/nvme/host/tcp.c nvme_tcp_free_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
block/blk-wbt.c blk_debugfs_lock() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &q->sysfs_lock |
block/blk-wbt.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &of->mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
mm/vmalloc.c memalloc_apply_gfp_scope() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
net/ceph/crypto.c set_aes_tfm() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &ac->mutex | ||
| HALF_LOCKED2 | &monc->mutex | ||
| TYPE_LOCK | (struct ceph_auth_client)->mutex |
net/ceph/crypto.c set_krb5_tfms() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | &ac->mutex | ||
| HALF_LOCKED2 | &monc->mutex | ||
| TYPE_LOCK | (struct ceph_auth_client)->mutex |
block/blk-settings.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &q->limits_lock | ||
| HALF_LOCKED2 | &nbd->config_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| TYPE_LOCK | (struct request_queue)->limits_lock |
block/blk-iolatency.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| HALF_LOCKED2 | &pool->lock |
drivers/nvdimm/bus.c nvdimm_clear_poison() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/nvdimm/bus.c nvdimm_clear_poison() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/block/nbd.c blk_mq_freeze_queue() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &nbd->config_lock | ||
| TYPE_LOCK | (struct nbd_device)->config_lock |
drivers/md/dm-vdo/memory-alloc.c vdo_allocate_memory() -> memalloc_noio_save()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &md->io_barrier | ||
| HALF_LOCKED2 | global &instances_lock |