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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 5 files:

Smatch caller information:

drivers/tty/tty_io.c __tty_fasync() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 0 filp 4096-ptr_max
PARAM_VALUE 0 filp->f_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_flags 0,8192-u32max
PARAM_VALUE 0 filp->f_inode->i_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 filp->f_inode->i_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 filp->f_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs 1632,1640,1808,1816,2632,2640,2648,2704,2712
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_init 0,2385819921126617088,7057831443282669568,7824184004865302528
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_iput 0,170374395438985216,837750826476904448,5086081384299388928,8216155483032948736
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_manage 0,1859587847549206528
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_prune 0,2225594340392566784,7225953709177749504
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_real 0,4509355519306412032
PARAM_VALUE 0 filp->f_path.dentry->d_sb->s_cop->empty_dir 0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 filp->f_path.dentry->d_sb->s_cop->get_context 0,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 filp->f_path.dentry->d_sb->s_cop->set_context 0,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 0 filp->f_path.mnt->mnt_sb->s_export_op->flags 0,127
PARAM_VALUE 0 filp->private_data 4096-ptr_max
PARAM_VALUE 1 pid 0,4096-ptr_max
PARAM_VALUE 2 type 1-2
PARAM_VALUE 3 force 0
BUF_SIZE 0 filp (-1),1-s32max
BUF_SIZE 0 filp (-1),1-s32max
BUF_SIZE 0 filp->private_data (-1),26
CAPPED_DATA 0 filp 1
DATA_SOURCE 0 filp $1
FUZZY_MAX 2 type 2
HARD_MAX 2 type 2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 filp->f_flags 0,8192-u32max
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_blkbits
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_ino
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_linklen
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_size
NO_OVERFLOW_SIMPLE 0 filp->f_path.d_inode->i_size
NO_OVERFLOW_SIMPLE 0 filp->f_path.dentry->d_inode->i_blkbits
NO_OVERFLOW_SIMPLE 0 filp->f_path.dentry->d_inode->i_size
NO_OVERFLOW_SIMPLE 0 filp->f_path.moved->d_inode->i_size
LOCK2 &tty->legacy_mutex
TYPE_LOCK (struct tty_struct)->legacy_mutex

fs/notify/dnotify/dnotify.c fcntl_dirnotify() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 0 filp 4096-ptr_max
PARAM_VALUE 2 type 1
PARAM_VALUE 3 force 0
CAPPED_DATA 0 filp 1
DATA_SOURCE 0 filp $1
PREEMPT_ADD <- disables preempt
NOCHECK_CALL
LOCK2 global &dnotify_group->mark_mutex
HALF_LOCKED2 &fsn_mark->lock
HALF_LOCKED2 &new_fsn_mark->lock
TYPE_LOCK (struct fsnotify_group)->mark_mutex
TYPE_LOCK (struct fsnotify_mark)->lock

fs/locks.c lease_setup() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 0 filp 4096-ptr_max
PARAM_VALUE 0 filp->f_flags 0,8192-u32max
PARAM_VALUE 0 filp->f_lock.rlock.dep_map->name 0-255
PARAM_VALUE 2 type 1
PARAM_VALUE 3 force 0
CAPPED_DATA 0 filp 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 filp->f_flags 0,8192-u32max
UNITS 0 filp unit_byte
LOCK2 &ctx->flc_lock
HALF_LOCKED2 &inode->i_rwsem
TYPE_LOCK (struct file_lock_context)->flc_lock

drivers/net/tun.c tun_chr_fasync() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 0 filp 4096-ptr_max
PARAM_VALUE 0 filp->f_cred->process_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->process_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_cred->request_key_auth->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->request_key_auth->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_cred->session_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->session_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_cred->thread_keyring->user->qnbytes s32min-s32max
PARAM_VALUE 0 filp->f_cred->thread_keyring->user->qnkeys s32min-s32max
PARAM_VALUE 0 filp->f_flags 0,8192-u32max
PARAM_VALUE 0 filp->f_inode->i_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 filp->f_inode->i_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 filp->f_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 filp->f_mapping->host->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 filp->f_op 4096-ptr_max
PARAM_VALUE 0 filp->f_op->fasync 1-u64max
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_sb->s_cop->empty_dir 0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_sb->s_cop->get_context 0,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs 1632,1640,1808,1816,2632,2640,2648,2704,2712
PARAM_VALUE 0 filp->f_path.dentry->d_inode->i_sb->s_cop->set_context 0,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_init 0,2385819921126617088,7057831443282669568,7824184004865302528
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_iput 0,170374395438985216,837750826476904448,5086081384299388928,8216155483032948736
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_manage 0,1859587847549206528
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_prune 0,2225594340392566784,7225953709177749504
PARAM_VALUE 0 filp->f_path.dentry->d_parent->d_sb->__s_d_op->d_real 0,4509355519306412032
PARAM_VALUE 0 filp->f_path.mnt->mnt_sb->s_export_op->flags 0,127
PARAM_VALUE 2 type 1
PARAM_VALUE 3 force 0
CAPPED_DATA 0 filp 1
DATA_SOURCE 0 filp $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 filp->f_flags 0,8192-u32max
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_blkbits
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_ino
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_linklen
NO_OVERFLOW_SIMPLE 0 filp->f_inode->i_size
NO_OVERFLOW_SIMPLE 0 filp->f_path.d_inode->i_size
NO_OVERFLOW_SIMPLE 0 filp->f_path.dentry->d_inode->i_size
NO_OVERFLOW_SIMPLE 0 filp->f_path.moved->d_inode->i_size

fs/fcntl.c f_delown() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 1 pid 0
PARAM_VALUE 2 type 1
PARAM_VALUE 3 force 1
DATA_SOURCE 0 filp $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 0 filp unit_byte
LOCK2 &ctx->flc_lock
TYPE_LOCK (struct file_lock_context)->flc_lock

fs/fcntl.c f_setown() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 0 filp 4096-ptr_max
PARAM_VALUE 2 type 1-2
PARAM_VALUE 3 force 1
DATA_SOURCE 0 filp $0
DATA_SOURCE 3 force $2
FUZZY_MAX 2 type 2
HARD_MAX 2 type 2
NOCHECK_CALL
LOCK2 rcu_read

fs/fcntl.c f_setown_ex() -> __f_setown()

Type Parameter Key Value
PARAM_VALUE 0 filp 4096-ptr_max
PARAM_VALUE 2 type 0-2
PARAM_VALUE 3 force 1
DATA_SOURCE 0 filp $0
DATA_SOURCE 1 pid r find_vpid
NOCHECK_CALL
LOCK2 rcu_read