Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 2 files:
Smatch caller information:
fs/btrfs/dev-replace.c btrfs_dev_replace_finishing() -> btrfs_assign_next_active_device()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | device | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid | 0 |
| PARAM_VALUE | 0 | device->post_commit_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device | 4096-ptr_max |
| CAPPED_DATA | 0 | device | 1 |
| CAPPED_DATA | 0 | &device->post_commit_list | 1 |
| PARAM_COMPARE | 0 | &device->post_commit_list | == $0->post_commit_list.next |
| NOCHECK_CALL | |||
| LOCK2 | &dev_replace->lock_finishing_cancel_unmount | ||
| LOCK2 | &dev_replace->rwsem | ||
| LOCK2 | &fs_devices->device_list_mutex | ||
| LOCK2 | &fs_info->chunk_mutex | ||
| TYPE_LOCK | (struct btrfs_dev_replace)->lock_finishing_cancel_unmount | ||
| TYPE_LOCK | (struct btrfs_dev_replace)->rwsem | ||
| TYPE_LOCK | (struct btrfs_fs_devices)->device_list_mutex | ||
| TYPE_LOCK | (struct btrfs_fs_info)->chunk_mutex |
fs/btrfs/volumes.c btrfs_destroy_dev_replace_tgtdev() -> btrfs_assign_next_active_device()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | device | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid_kobj.entry.next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid_kobj.entry.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid_kobj.entry.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid_kobj.parent | 0 |
| PARAM_VALUE | 0 | device->devid_kobj.parent->release->timer->entry.pprev | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid_kobj.parent->release.work.entry.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | device->devid_kobj.sd | 0 |
| PARAM_VALUE | 0 | device->devid_kobj.sd->__parent | 0 |
| PARAM_VALUE | 0 | device->devid_kobj.state_in_sysfs | 0 |
| PARAM_VALUE | 0 | device->fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info->fs_devices | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->device_list_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->device_list_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->device_list_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->device_list_mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->device_list_mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->device_list_mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | device->kobj_unregister.done | 0-4294967293,u32max |
| PARAM_VALUE | 0 | device->kobj_unregister.wait.lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->kobj_unregister.wait.lock.owner | (-1) |
| PARAM_VALUE | 0 | device->kobj_unregister.wait.lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | device->kobj_unregister.wait.task_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | device->kobj_unregister.wait.task_list.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device | 0 |
| DATA_SOURCE | 0 | device | $0 |
| NOCHECK_CALL | |||
| LOCK2 | &fs_devices->device_list_mutex | ||
| HALF_LOCKED2 | &dev_replace->lock_finishing_cancel_unmount | ||
| TYPE_LOCK | (struct btrfs_fs_devices)->device_list_mutex |
fs/btrfs/volumes.c btrfs_init_new_device() -> btrfs_assign_next_active_device()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | next_device | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->alloc_state.fs_info | 0,4096-ptr_max |
| PARAM_VALUE | 1 | next_device->alloc_state.inode | 0,4096-ptr_max |
| PARAM_VALUE | 1 | next_device->alloc_state.owner | 10 |
| PARAM_VALUE | 1 | next_device->bdev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev->bd_disk->queue->dev->power.wakeirq->status | 0-4294967295 |
| PARAM_VALUE | 1 | next_device->bdev->bd_mapping->invalidate_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | next_device->bdev->bd_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | next_device->bdev_file | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev_file->__f_path.dentry | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev_file->__f_path.mnt | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_cred | 0,4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ep | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_flags | 0,32768-u32max |
| PARAM_VALUE | 1 | next_device->bdev_file->f_inode | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev_file->f_iocb_flags | 0,2,16,18,131072,131074,131088,131090 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_mapping | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev_file->f_mapping->host->i_mapping->invalidate_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_mapping->host->i_rwsem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_mapping->host->i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_mode | 0,64-u32max |
| PARAM_VALUE | 1 | next_device->bdev_file->f_op | 8212791493360840704 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_owner | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_pos | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_pos_lock.magic | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.async_size | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.mmap_miss | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.order | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.prev_pos | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.ra_pages | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.size | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ra.start | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_ref.refcnt.counter | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_sb_err | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->f_security | 0 |
| PARAM_VALUE | 1 | next_device->bdev_file->private_data | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->commit_total_bytes | 0-9223372036854775807 |
| PARAM_VALUE | 1 | next_device->dev_alloc_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_alloc_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_alloc_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_alloc_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_alloc_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->dev_stats_valid | 1 |
| PARAM_VALUE | 1 | next_device->devt | 1-u32max |
| PARAM_VALUE | 1 | next_device->disk_total_bytes | 0-9223372036854775807 |
| PARAM_VALUE | 1 | next_device->fs_info | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->fs_info->dev_root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 1 | next_device->fs_info->dev_root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 1 | next_device->fs_info->exclusive_operation | 3 |
| PARAM_VALUE | 1 | next_device->fs_info->fs_devices | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->fs_info->sb | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->post_commit_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->post_commit_list.next->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->post_commit_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->post_commit_list.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->post_commit_list.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 1 | next_device->total_bytes | 0-9223372036854775807 |
| BUF_SIZE | 1 | next_device | 936 |
| BUF_SIZE | 1 | next_device->bdev | 2136 |
| CAPPED_DATA | 1 | next_device->commit_total_bytes | 1 |
| CAPPED_DATA | 1 | next_device->disk_total_bytes | 1 |
| CAPPED_DATA | 1 | next_device->total_bytes | 1 |
| DATA_SOURCE | 1 | next_device | r btrfs_alloc_device |
| CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| NO_OVERFLOW_SIMPLE | 1 | next_device->alloc_state.fs_info->nodesize | |
| NO_OVERFLOW_SIMPLE | 1 | next_device->alloc_state.fs_info->sectorsize | |
| LOCK2 | &fs_devices->device_list_mutex | ||
| LOCK2 | &sb->s_umount | ||
| LOCK2 | global &uuid_mutex | ||
| TYPE_LOCK | (struct btrfs_fs_devices)->device_list_mutex | ||
| TYPE_LOCK | (struct super_block)->s_umount |
fs/btrfs/volumes.c btrfs_rm_device() -> btrfs_assign_next_active_device()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | device | 4096-ptr_max |
| PARAM_VALUE | 0 | device->bdev | 0,4096-ptr_max |
| PARAM_VALUE | 0 | device->bdev->bd_fsfreeze_count.counter | 0-s32max |
| PARAM_VALUE | 0 | device->dev_list.next->prev | 4096-ptr_max |
| PARAM_VALUE | 0 | device->disk_total_bytes | 0-18446744073709551104 |
| PARAM_VALUE | 0 | device->fs_devices | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info->block_group_cache_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | device->fs_info->chunk_mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | device->fs_info->data_sinfo->lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->dev_replace.replace_wait.head.prev->next | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info->dev_replace.replace_wait.head.prev->next->next | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info->dev_root->qgroup_meta_rsv_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->discard_ctl.work->timer->entry.pprev | 4096-ptr_max |
| PARAM_VALUE | 0 | device->fs_info->fs_devices->per_profile_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->mapping_tree_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->reclaim_bgs_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->reclaim_bgs_lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | device->fs_info->scrub_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | device->fs_info->scrub_lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | device->fs_info->scrub_lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | device->fs_info->scrub_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | device->post_commit_list.next | 4096-ptr_max |
| PARAM_VALUE | 0 | device->scrub_ctx | 0,4096-ptr_max |
| PARAM_VALUE | 0 | device->scrub_ctx->cancel_req.counter | s32min-s32max |
| PARAM_VALUE | 1 | next_device | 0 |
| CAPPED_DATA | 0 | device | 1 |
| DATA_SOURCE | 0 | device | r btrfs_find_device |
| CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| LOCK2 | &fs_devices->device_list_mutex | ||
| TYPE_LOCK | (struct btrfs_fs_devices)->device_list_mutex |