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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

fs/overlayfs/copy_up.c ovl_copy_up_file() -> do_splice_direct()

Type Parameter Key Value
PARAM_VALUE 0 in 4096-ptr_max
PARAM_VALUE 1 ppos 8434102354812407808
PARAM_VALUE 1 *ppos 0-s64max
PARAM_VALUE 2 out 4096-ptr_max
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
PARAM_VALUE 3 opos 4055927772070973440
PARAM_VALUE 3 *opos 0-s64max
PARAM_VALUE 4 len 1-1048576
PARAM_VALUE 5 flags 1
CAPPED_DATA 0 in 1
CAPPED_DATA 0 in->f_cred 1
CAPPED_DATA 0 in->f_path.dentry 1
CAPPED_DATA 2 out 1
DATA_SOURCE 0 in r ovl_path_open
DATA_SOURCE 2 out $2
FUZZY_MAX 4 len 1048576
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 1 *ppos
NO_OVERFLOW_SIMPLE 4 len
UNITS 4 len unit_byte
HALF_LOCKED2 &dentry->d_lockref.lock

fs/read_write.c do_sendfile() -> do_splice_direct()

Type Parameter Key Value
PARAM_VALUE 0 in 0,4-u64max
PARAM_VALUE 1 ppos 32538186440966144
PARAM_VALUE 1 *ppos 0-1000000000
PARAM_VALUE 2 out 0,4-u64max
PARAM_VALUE 3 opos 5593997352812150784
PARAM_VALUE 3 *opos 0-1000000000
PARAM_VALUE 4 len 0-1000000000
PARAM_VALUE 5 flags 0
CAPPED_DATA 4 len 1
CAPPED_DATA 4 len 1
DATA_SOURCE 4 len $3 [m]
BIT_INFO 4 len 0x0,0xffffffff
USER_DATA 1 *ppos 0-1000000000[c]
USER_DATA 4 len 0-1000000000[c]
UNITS 4 len unit_byte
USER_PTR 1 ppos

fs/read_write.c vfs_copy_file_range() -> do_splice_direct()

Type Parameter Key Value
PARAM_VALUE 0 in 4096-ptr_max
PARAM_VALUE 0 in->f_inode 4096-ptr_max
PARAM_VALUE 0 in->f_op 4096-ptr_max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_sb->s_cop->empty_dir 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_sb->s_cop->get_context 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_sb->s_cop->set_context 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 1 *ppos 0-1000000000
PARAM_VALUE 2 out 4096-ptr_max
PARAM_VALUE 2 out->f_op 4096-ptr_max
PARAM_VALUE 3 *opos 0-1000000000
PARAM_VALUE 4 len 1-1000000000
PARAM_VALUE 5 flags 0
BUF_SIZE 0 in s32min,(-1),1-s32max
BUF_SIZE 0 in s32min,(-1),1-s32max
BUF_SIZE 2 out s32min,(-1),1-s32max
BUF_SIZE 2 out s32min,(-1),1-s32max
CAPPED_DATA 0 in->f_inode 1
CAPPED_DATA 0 in->f_inode->i_size 1
CAPPED_DATA 2 out->f_inode 1
CAPPED_DATA 2 out->f_op->copy_file_range 1
CAPPED_DATA 4 len 1
CAPPED_DATA 4 len 1
DATA_SOURCE 0 in $0
DATA_SOURCE 2 out $2
DATA_SOURCE 4 len $4 [m]
PARAM_COMPARE 0 in->f_op->copy_file_range >= $2->f_op->copy_file_range
NOSPEC 4 len
RX_PATH
USER_DATA 1 *ppos 0-1000000000[c]
USER_DATA 3 *opos 0-1000000000[c]
USER_DATA 4 len 1-1000000000[c]
NO_OVERFLOW_SIMPLE 1 *ppos
NO_OVERFLOW_SIMPLE 4 len
UNITS 4 len unit_byte
USER_PTR 1 ppos
USER_PTR 3 opos
HALF_LOCKED2 &inode_out->i_rwsem
HALF_LOCKED2 &pool->lock

fs/smb/server/vfs.c ksmbd_vfs_copy_file_ranges() -> do_splice_direct()

Type Parameter Key Value
PARAM_VALUE 0 in 4096-ptr_max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent 0,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_sb->s_export_op->fh_to_parent 0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE 0 in->f_path.dentry->d_inode->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE 1 ppos 5497746942686736384
PARAM_VALUE 1 *ppos s64min-(-2),0-s64max
PARAM_VALUE 2 out 4096-ptr_max
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_mapping->host->i_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_sb->s_cop->empty_dir 0,86,661756434209751040,4392966320616476672,5234023279986843648
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_sb->s_cop->get_context 0,706,17350455714160640,4513809449498124288,5149251875611672576
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
PARAM_VALUE 2 out->f_path.dentry->d_inode->i_sb->s_cop->set_context 0,67,317457138841939968,3250154607523569664,5979066299606671360
PARAM_VALUE 3 opos 3367733235314339840
PARAM_VALUE 3 *opos s64min-(-2),0-s64max
PARAM_VALUE 4 len 0-2147479552
PARAM_VALUE 5 flags 0
CAPPED_DATA 4 len 1
NO_OVERFLOW_SIMPLE 1 *ppos
NO_OVERFLOW_SIMPLE 4 len
UNITS 4 len unit_byte
LOCK2 &pool->lock