Open Menu /

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

fs/btrfs/extent_io.c memcpy_extent_buffer() -> __write_extent_buffer()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->addr 0
PARAM_VALUE 0 eb->folios 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->btree_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 eb->lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
PARAM_VALUE 1 srcv 4096-ptr_max
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb->fs_info (-1),11312
CAPPED_DATA 0 eb 1
CAPPED_DATA 2 start 1
CAPPED_DATA 3 len 1
CAPPED_DATA 3 len 1
DATA_SOURCE 0 eb $0
DATA_SOURCE 4 use_memmove r areas_overlap
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
UNITS 1 srcv unit_byte
UNITS 2 start unit_byte
UNITS 3 len unit_byte
HALF_LOCKED2 0 &eb->lock

fs/btrfs/extent_io.c memmove_extent_buffer() -> __write_extent_buffer()

Type Parameter Key Value
PARAM_VALUE 0 eb 4096-ptr_max
PARAM_VALUE 0 eb->addr 0
PARAM_VALUE 0 eb->folios 4096-ptr_max
PARAM_VALUE 0 eb->fs_info->btree_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 eb->lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 eb->lock.first_waiter->type 0-1
PARAM_VALUE 1 srcv 4096-ptr_max
CAPPED_DATA 0 eb 1
CAPPED_DATA 3 len 1
CAPPED_DATA 3 len 1
DATA_SOURCE 0 eb $0
DATA_SOURCE 4 use_memmove r areas_overlap
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
NO_OVERFLOW_SIMPLE 3 len
UNITS 1 srcv unit_byte
UNITS 2 start unit_byte
UNITS 3 len unit_byte
HALF_LOCKED2 &fs_info->tree_mod_log_lock
HALF_LOCKED2 0 &eb->lock

fs/btrfs/extent_io.c write_extent_buffer() -> __write_extent_buffer()

Type Parameter Key Value
PARAM_VALUE 0 eb->fs_info->btree_inode->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 eb->fs_info->btree_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 eb->fs_info->btree_inode->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 eb->fs_info->btree_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 eb->lock.first_waiter->type 0-1
PARAM_VALUE 4 use_memmove 0
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb (-1)-s32max
BUF_SIZE 0 eb->fs_info (-1),11312
BUF_SIZE 1 srcv s32min-s32max
DATA_SOURCE 0 eb $0
DATA_SOURCE 1 srcv $1
DATA_SOURCE 2 start $2
DATA_SOURCE 3 len $3
STR_LEN 0 eb (-1)-1010101
STR_LEN 0 eb (-1)-1010101
NOSPEC 3 len
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 3 len 0-4000000
NO_OVERFLOW_SIMPLE 0 eb->len
NO_OVERFLOW_SIMPLE 0 eb->start
NO_OVERFLOW_SIMPLE 1 *srcv
NO_OVERFLOW_SIMPLE 2 start
UNITS 1 srcv unit_byte
UNITS 2 start unit_byte
UNITS 3 len unit_byte
USER_PTR 1 srcv
HALF_LOCKED2 &fs_devices->device_list_mutex
HALF_LOCKED2 &fs_info->remap_mutex
HALF_LOCKED2 &fs_info->subvol_sem
HALF_LOCKED2 &fs_info->tree_mod_log_lock
HALF_LOCKED2 &inode->i_rwsem
HALF_LOCKED2 &node->mutex
HALF_LOCKED2 0 &eb->lock