Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 2 files:
Smatch caller information:
fs/btrfs/inode.c btrfs_swap_activate() -> btrfs_is_data_extent_shared()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | inode | 4096-ptr_max |
| PARAM_VALUE | 1 | bytenr | 1-u64max |
| PARAM_VALUE | 3 | ctx | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nnodes | 0 |
| PARAM_VALUE | 3 | ctx->refs.nodes.next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.next->next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev->next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.prealloc | 0 |
| BUF_SIZE | 3 | ctx | 392 |
| DATA_SOURCE | 1 | bytenr | r btrfs_file_extent_disk_bytenr |
| DATA_SOURCE | 2 | extent_gen | r btrfs_file_extent_generation |
| DATA_SOURCE | 3 | ctx | r btrfs_alloc_backref_share_check_ctx |
| CAPABLE | 0 | 21 | |
| LOCK2 | &inode->i_rwsem | ||
| TYPE_LOCK | (struct inode)->i_rwsem |
fs/btrfs/fiemap.c fiemap_process_hole() -> btrfs_is_data_extent_shared()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | inode | 4096-ptr_max |
| PARAM_VALUE | 0 | inode->i_mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | inode->io_tree.lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | inode->root | 4096-ptr_max |
| PARAM_VALUE | 0 | inode->root->fs_info | 4096-ptr_max |
| PARAM_VALUE | 0 | inode->root->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 | inode->root->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 | inode->root->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,4672,5297,4573560380487,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max |
| PARAM_VALUE | 0 | inode->root->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 | inode->root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | inode->root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | inode->root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.first_waiter->list.next | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.first_waiter->list.prev | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 2 | extent_gen | 0 |
| PARAM_VALUE | 3 | ctx | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nnodes | 0 |
| PARAM_VALUE | 3 | ctx->refs.nodes.next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.next->next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev->next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.prealloc | 0 |
| BUF_SIZE | 3 | ctx | 392 |
| CAPPED_DATA | 1 | bytenr | 1 |
| CAPPED_DATA | 1 | bytenr | 1 |
| DATA_SOURCE | 0 | inode | $0 |
| DATA_SOURCE | 1 | bytenr | $5 |
| DATA_SOURCE | 2 | extent_gen | $7 |
| DATA_SOURCE | 3 | ctx | $4 |
| LOCK2 | 0 | &inode->vfs_inode.i_rwsem | |
| TYPE_LOCK | (struct inode)->i_rwsem |
fs/btrfs/fiemap.c fiemap_process_hole() -> btrfs_is_data_extent_shared()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | inode | 4096-ptr_max |
| PARAM_VALUE | 0 | inode->i_mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.first_waiter->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->i_mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | inode->io_tree.lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | inode->root | 4096-ptr_max |
| PARAM_VALUE | 0 | inode->root->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 | inode->root->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 | inode->root->fs_info->btree_inode->i_mapping->host->i_sb->s_export_op->fh_to_parent | 0,4672,5297,4573560380487,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max |
| PARAM_VALUE | 0 | inode->root->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 | inode->root->fs_info->commit_root_sem.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | inode->root->fs_info->commit_root_sem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->root->node->lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | inode->root->node->lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.first_waiter->list.next | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.first_waiter->list.prev | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | inode->vfs_inode.i_rwsem.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 2 | extent_gen | 0 |
| PARAM_VALUE | 3 | ctx | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nnodes | 0 |
| PARAM_VALUE | 3 | ctx->refs.nodes.next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.next->next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev->next | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.nodes.prev->prev | 4096-ptr_max |
| PARAM_VALUE | 3 | ctx->refs.prealloc | 0 |
| BUF_SIZE | 3 | ctx | 392 |
| CAPPED_DATA | 1 | bytenr | 1 |
| CAPPED_DATA | 1 | bytenr | 1 |
| DATA_SOURCE | 0 | inode | $0 |
| DATA_SOURCE | 1 | bytenr | $5 |
| DATA_SOURCE | 2 | extent_gen | $7 |
| DATA_SOURCE | 3 | ctx | $4 |
| LOCK2 | 0 | &inode->vfs_inode.i_rwsem | |
| TYPE_LOCK | (struct inode)->i_rwsem |