Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 5 files:
- fs/ntfs/file.c, line 1122
- fs/ntfs/namei.c
- fs/ntfs/object_id.c, line 57
- fs/ntfs/reparse.c
- fs/ntfs/super.c, line 450
Smatch caller information:
fs/ntfs/object_id.c open_object_id_index() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 0 | vol->lcnbmp_ino->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792 |
| PARAM_VALUE | 0 | vol->lcnbmp_ino->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,5297,148606482432692224,436469935444291584,467281172929331200 |
| PARAM_VALUE | 0 | vol->lcnbmp_ino->i_mapping->host->i_sb->s_export_op->get_parent | 0,8931,264940071972966400,291591359766798336,565128213429456896 |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->mft_ino->i_mapping->host->i_sb->s_export_op->fh_to_dentry | 0,8684,447817974243774464,687732489194512384,742201802719268864 |
| PARAM_VALUE | 0 | vol->mftbmp_ino->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792 |
| PARAM_VALUE | 0 | vol->mftbmp_ino->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,5297,148606482432692224,436469935444291584,467281172929331200 |
| PARAM_VALUE | 0 | vol->mftbmp_ino->i_mapping->host->i_sb->s_export_op->get_parent | 0,8931,264940071972966400,291591359766798336,565128213429456896 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648 |
| PARAM_VALUE | 0 | vol->sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576 |
| PARAM_VALUE | 0 | vol->sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360 |
| PARAM_VALUE | 0 | vol->vol_ino->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792 |
| PARAM_VALUE | 0 | vol->vol_ino->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,5297,148606482432692224,436469935444291584,467281172929331200 |
| PARAM_VALUE | 0 | vol->vol_ino->i_mapping->host->i_sb->s_export_op->get_parent | 0,8931,264940071972966400,291591359766798336,565128213429456896 |
| PARAM_VALUE | 1 | ins | 7997058732464996352 |
| PARAM_VALUE | 2 | ins_len | 6 |
| PARAM_VALUE | 3 | outs | 2326026099913072640 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 1 | ins | 7 |
| DATA_SOURCE | 0 | vol | $0 |
| STR_LEN | 0 | vol | 6 |
| TERMINATED | 1 | ins | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| LOCK2 | &ni->mrec_lock | ||
| HALF_LOCKED2 | &dentry->d_inode->i_rwsem | ||
| HALF_LOCKED2 | &dir_ni->mrec_lock | ||
| HALF_LOCKED2 | &old_dir_ni->mrec_lock | ||
| HALF_LOCKED2 | &old_ni->mrec_lock | ||
| HALF_LOCKED2 | &target->i_rwsem | ||
| TYPE_LOCK | (struct ntfs_inode)->mrec_lock |
fs/ntfs/super.c ntfs_write_volume_label() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 1 | ins | 4096-ptr_max |
| PARAM_VALUE | 2 | ins_len | 0-1010101 |
| PARAM_VALUE | 3 | outs | 1145096235329376256 |
| PARAM_VALUE | 4 | max_name_len | 256 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| DATA_SOURCE | 0 | vol | $0 |
| DATA_SOURCE | 1 | ins | $1 |
| STR_LEN | 0 | vol | 0-1010101 |
| CAPABLE | 0 | 21 | |
| TERMINATED | 1 | ins | 1 |
| USER_DATA | 1 | *ins | 0-255 |
| USER_PTR | 1 | ins |
fs/ntfs/file.c ntfs_ioctl_stream() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | ins_len | 1-510 |
| PARAM_VALUE | 3 | outs | 8783350147879596032 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| CAPPED_DATA | 2 | ins_len | 1 |
| USER_DATA | 1 | *ins | 0-255 |
| USER_DATA | 2 | ins_len | 1-510 |
| UNITS | 0 | vol | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| USER_PTR | 1 | ins |
fs/ntfs/namei.c ntfs_create() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 7529802060159250432 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| HALF_LOCKED2 | &dir->i_rwsem |
fs/ntfs/namei.c ntfs_link() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 7762235213250465792 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| LOCK2 | &inode->i_rwsem | ||
| HALF_LOCKED2 | &pool->lock | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
fs/ntfs/namei.c ntfs_lookup() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | outs | 332689867798212608 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| HALF_LOCKED2 | &dir_ino->i_rwsem |
fs/ntfs/namei.c ntfs_mkdir() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 7588241092735418368 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| HALF_LOCKED2 | &dentry->d_lockref.lock |
fs/ntfs/namei.c ntfs_mknod() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 2404174129461792768 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| HALF_LOCKED2 | _T->lock |
fs/ntfs/namei.c ntfs_rename() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | outs | 5660707937841254400 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| HALF_LOCKED2 | &source->i_rwsem | ||
| HALF_LOCKED2 | &target->i_rwsem |
fs/ntfs/namei.c ntfs_rename() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | outs | 4117655104478253056 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| HALF_LOCKED2 | &source->i_rwsem | ||
| HALF_LOCKED2 | &target->i_rwsem |
fs/ntfs/namei.c ntfs_rmdir() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 1623099975002218496 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| LOCK2 | &dentry->d_inode->i_rwsem | ||
| HALF_LOCKED2 | &dentry->d_lockref.lock | ||
| HALF_LOCKED2 | &dentry->d_sb->s_vfs_rename_mutex | ||
| HALF_LOCKED2 | &dir->d_inode->i_rwsem | ||
| HALF_LOCKED2 | &dir->i_rwsem | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
fs/ntfs/namei.c ntfs_symlink() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 546055460205785088 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
fs/ntfs/namei.c ntfs_unlink() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 3 | outs | 6221482474540531712 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 0 | vol | 1-s32max |
| BUF_SIZE | 1 | ins | s32min-(-2),1-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| UNITS | 1 | ins | unit_byte |
| UNITS | 2 | ins_len | unit_byte |
| LOCK2 | &target->i_rwsem | ||
| HALF_LOCKED2 | &dentry->d_lockref.lock | ||
| HALF_LOCKED2 | &dentry->d_sb->s_vfs_rename_mutex | ||
| HALF_LOCKED2 | &dir->d_inode->i_rwsem | ||
| HALF_LOCKED2 | &dir->i_rwsem | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
fs/ntfs/reparse.c ntfs_reparse_set_native_symlink() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 1-u64max |
| PARAM_VALUE | 0 | vol->attrdef | 4096-ptr_max |
| PARAM_VALUE | 0 | vol->attrdef_size | 1-s32max |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->sb | 4096-ptr_max |
| PARAM_VALUE | 1 | ins | 4096-ptr_max |
| PARAM_VALUE | 2 | ins_len | 0-1010101 |
| PARAM_VALUE | 3 | outs | 4176943282942414848 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 4096 |
| BUF_SIZE | 1 | ins | 6-1010106,u64max |
| BUF_SIZE | 1 | ins | 6-1010106,u64max |
| STR_LEN | 0 | vol | 0-1010101 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| LOCK2 | &dir_ni->mrec_lock | ||
| LOCK2 | &ni->mrec_lock | ||
| TYPE_LOCK | (struct ntfs_inode)->mrec_lock |
fs/ntfs/reparse.c ntfs_reparse_set_native_symlink() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 0 | vol->attrdef | 4096-ptr_max |
| PARAM_VALUE | 0 | vol->attrdef_size | 1-s32max |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->sb | 4096-ptr_max |
| PARAM_VALUE | 1 | ins | 4096-ptr_max |
| PARAM_VALUE | 2 | ins_len | 0-1010101 |
| PARAM_VALUE | 3 | outs | 4485920228700581888 |
| PARAM_VALUE | 3 | *outs | 0 |
| PARAM_VALUE | 3 | *(*outs) | 0 |
| PARAM_VALUE | 4 | max_name_len | 4096 |
| DATA_SOURCE | 1 | ins | r kstrdup |
| STR_LEN | 0 | vol | 0-1010101 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| LOCK2 | &dir_ni->mrec_lock | ||
| LOCK2 | &ni->mrec_lock | ||
| TYPE_LOCK | (struct ntfs_inode)->mrec_lock |
fs/ntfs/reparse.c open_reparse_index() -> ntfs_nlstoucs()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | vol | 4096-ptr_max |
| PARAM_VALUE | 0 | vol->lcnbmp_ino->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max |
| PARAM_VALUE | 0 | vol->lcnbmp_ino->i_mapping->host->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 | vol->lcnbmp_ino->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 | vol->lcnbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->lcnbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->mft_ino->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 | vol->mftbmp_ino->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max |
| PARAM_VALUE | 0 | vol->mftbmp_ino->i_mapping->host->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 | vol->mftbmp_ino->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 | vol->mftbmp_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | vol->mftbmp_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | vol->sb->s_cop->empty_dir | 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144 |
| PARAM_VALUE | 0 | vol->sb->s_cop->get_context | 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416 |
| PARAM_VALUE | 0 | vol->sb->s_cop->set_context | 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112 |
| PARAM_VALUE | 0 | vol->vol_ino->i_mapping->host->i_sb->s_export_op->encode_fh | 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max |
| PARAM_VALUE | 0 | vol->vol_ino->i_mapping->host->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 | vol->vol_ino->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 | 1 | ins | 4016834577815769088 |
| PARAM_VALUE | 2 | ins_len | 8 |
| PARAM_VALUE | 3 | outs | 4488925166926209024 |
| PARAM_VALUE | 4 | max_name_len | 255 |
| BUF_SIZE | 1 | ins | 9 |
| DATA_SOURCE | 0 | vol | $0 |
| STR_LEN | 0 | vol | 8 |
| TERMINATED | 1 | ins | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | vol | unit_byte |
| LOCK2 | &ni->mrec_lock | ||
| HALF_LOCKED2 | &dir_ni->mrec_lock | ||
| TYPE_LOCK | (struct ntfs_inode)->mrec_lock |