Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
fs/btrfs/qgroup.c __del_qgroup_relation() -> squota_check_parent_usage()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | fs_info->qgroup_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->quota_root | 1-u64max |
| PARAM_VALUE | 1 | parent | 4096-ptr_max |
| CAPPED_DATA | 1 | parent | 1 |
| DATA_SOURCE | 1 | parent | r find_qgroup_rb |
| PREEMPT_ADD | <- disables preempt | ||
| NOCHECK_CALL | |||
| UNITS | 0 | fs_info | unit_byte |
| LOCK2 | &fs_info->qgroup_ioctl_lock | ||
| LOCK2 | 0 | &fs_info->qgroup_lock | |
| TYPE_LOCK | (struct btrfs_fs_info)->qgroup_ioctl_lock | ||
| TYPE_LOCK | (struct btrfs_fs_info)->qgroup_lock |
fs/btrfs/qgroup.c btrfs_add_qgroup_relation() -> squota_check_parent_usage()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | fs_info->qgroup_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->quota_root | 1-u64max |
| PARAM_VALUE | 1 | parent->members.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | parent->members.prev->next | 4096-ptr_max |
| PARAM_VALUE | 1 | parent->members.prev->next->next | 4096-ptr_max |
| CAPPED_DATA | 0 | &fs_info->qgroup_ioctl_lock | 1 |
| DATA_SOURCE | 1 | parent | r find_qgroup_rb |
| CAPABLE | 0 | 21 | |
| PREEMPT_ADD | <- disables preempt | ||
| NOCHECK_CALL | |||
| UNITS | 0 | fs_info | unit_byte |
| LOCK2 | 0 | &fs_info->qgroup_ioctl_lock | |
| LOCK2 | 0 | &fs_info->qgroup_lock | |
| TYPE_LOCK | (struct btrfs_fs_info)->qgroup_ioctl_lock | ||
| TYPE_LOCK | (struct btrfs_fs_info)->qgroup_lock |
fs/btrfs/qgroup.c can_delete_parent_qgroup() -> squota_check_parent_usage()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | fs_info->qgroup_ioctl_lock.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | fs_info->quota_root | 1-u64max |
| PARAM_VALUE | 1 | parent | 4096-ptr_max |
| DATA_SOURCE | 0 | fs_info | $0 |
| DATA_SOURCE | 1 | parent | $1 |
| NOCHECK_CALL | |||
| UNITS | 0 | fs_info | unit_byte |
| LOCK2 | 0 | &fs_info->qgroup_ioctl_lock | |
| TYPE_LOCK | (struct btrfs_fs_info)->qgroup_ioctl_lock |