Open Menu /

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

fs/btrfs/extent_map.c btrfs_clear_em_logging() -> try_merge_map()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->extent_tree.lock.dep_map->name 0-255
PARAM_VALUE 0 inode->extent_tree.lock.owner_cpu 0
PARAM_VALUE 0 inode->extent_tree.lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 inode->root 4096-ptr_max
PARAM_VALUE 1 em 4096-ptr_max
DATA_SOURCE 0 inode $0
DATA_SOURCE 1 em $1
BIT_INFO 1 em->flags 0x0,0xffffffdf
NOCHECK_CALL
LOCK2 &tree->lock
TYPE_LOCK (struct extent_map_tree)->lock

fs/btrfs/extent_map.c btrfs_unpin_extent_cache() -> try_merge_map()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->extent_tree.lock.dep_map->name 0-255
PARAM_VALUE 0 inode->extent_tree.lock.owner_cpu 0
PARAM_VALUE 0 inode->extent_tree.lock.raw_lock.cnts.counter 0-s32max
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->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 inode->root->fs_info->sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648
PARAM_VALUE 1 em 4096-ptr_max
PARAM_VALUE 1 em->flags 0,2-u32max
PARAM_VALUE 1 em->start 0-18446744073709551614
CAPPED_DATA 0 inode->root 1
CAPPED_DATA 1 em->start 1
DATA_SOURCE 0 inode $0
DATA_SOURCE 1 em r btrfs_lookup_extent_mapping
BIT_INFO 1 em->flags 0x0,0xfffffffe
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &tree->lock
TYPE_LOCK (struct extent_map_tree)->lock

fs/btrfs/extent_map.c setup_extent_mapping() -> try_merge_map()

Type Parameter Key Value
PARAM_VALUE 0 inode 4096-ptr_max
PARAM_VALUE 0 inode->extent_tree.lock.dep_map->name 0-255
PARAM_VALUE 0 inode->extent_tree.lock.owner_cpu 0
PARAM_VALUE 0 inode->extent_tree.lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 inode->extent_tree.root.rb_node 4096-ptr_max
PARAM_VALUE 0 inode->i_mmap_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->i_mmap_lock.first_waiter->type 0-1
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->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-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->fs_info->sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2712
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_data.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->vfs_inode.i_data.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->vfs_inode.i_data.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->vfs_inode.i_data.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->vfs_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->vfs_inode.i_mapping->host->i_sb->s_export_op->fh_to_parent 0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 inode->vfs_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->vfs_inode.i_mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 inode->vfs_inode.i_mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 inode->vfs_inode.i_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2712
PARAM_VALUE 0 inode->vfs_inode.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->vfs_inode.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->vfs_inode.i_sb->s_export_op->fh_to_parent 0,4672,5297,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 inode->vfs_inode.i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1293513186369728512,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488-s64max
PARAM_VALUE 1 em 4096-ptr_max
PARAM_VALUE 1 em->list.next 4096-ptr_max
CAPPED_DATA 1 em->start 1
CAPPED_DATA 1 &em->list 1
DATA_SOURCE 0 inode $0
DATA_SOURCE 1 em $1
PARAM_COMPARE 1 &em->list == $1->list.next
NOSPEC 1 em->len
NOSPEC 1 em->ram_bytes
NOSPEC 1 em->start
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 inode->vfs_inode.i_blocks 0-18014398515341359,18428729675200069633-u64max
USER_DATA 0 inode->vfs_inode.i_bytes 0-65023[c]
USER_DATA 1 em->len 0-u64max[c]
USER_DATA 1 em->offset 0-u64max
USER_DATA 1 em->ram_bytes 0-u64max[c]
USER_DATA 1 em->start 0-18446744073709551614[c]
NO_OVERFLOW_SIMPLE 0 inode->delayed_node->inode_id
NO_OVERFLOW_SIMPLE 0 inode->disk_i_size
NO_OVERFLOW_SIMPLE 0 inode->file_extent_tree->inode->vfs_inode.i_bytes
NO_OVERFLOW_SIMPLE 0 inode->io_tree.inode->vfs_inode.i_bytes
NO_OVERFLOW_SIMPLE 0 inode->vfs_inode.i_mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 inode->vfs_inode.i_size
NO_OVERFLOW_SIMPLE 1 em->disk_num_bytes
NO_OVERFLOW_SIMPLE 1 em->len
NO_OVERFLOW_SIMPLE 1 em->start
HALF_LOCKED2 &em_tree->lock
HALF_LOCKED2 0 &inode->i_mmap_lock
TYPE_LOCK (struct extent_map_tree)->lock