Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
fs/btrfs/extent-io-tree.c btrfs_clear_extent_bit_changeset() -> btrfs_split_delalloc_extent()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | orig | 4096-ptr_max |
| PARAM_VALUE | 1 | orig->start | 0-18446744073709551614 |
| PARAM_VALUE | 2 | split | 1-u64max |
| CAPPED_DATA | 1 | orig->end | 1 |
| CAPPED_DATA | 1 | orig->start | 1 |
| CAPPED_DATA | 2 | split | 1 |
| CAPPED_DATA | 2 | split | 1 |
| DATA_SOURCE | 2 | split | $1 [m] |
| PARAM_COMPARE | 2 | split | > $1->start |
| PARAM_COMPARE | 2 | split | > $1->start |
| NOSPEC | 2 | split | |
| NOSPEC | 2 | split | |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 2 | split | 1-u64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | inode->vfs_inode.i_bytes | |
| UNITS | 2 | split | unit_byte |
| LOCK2 | &tree->lock | ||
| HALF_LOCKED2 | &fs_info->unused_bg_unpin_mutex | ||
| HALF_LOCKED2 | &inode->vfs_inode.i_rwsem | ||
| TYPE_LOCK | (struct extent_io_tree)->lock |
fs/btrfs/extent-io-tree.c split_state() -> btrfs_split_delalloc_extent()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | orig | 4096-ptr_max |
| PARAM_VALUE | 1 | orig->start | 0-18446744073709551614 |
| PARAM_VALUE | 2 | split | 1-u64max |
| CAPPED_DATA | 1 | orig->start | 1 |
| CAPPED_DATA | 2 | split | 1 |
| CAPPED_DATA | 2 | split | 1 |
| DATA_SOURCE | 1 | orig | $1 |
| DATA_SOURCE | 2 | split | $3 |
| NOSPEC | 1 | orig->start | |
| NOSPEC | 2 | split | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| USER_DATA | 1 | orig->end | 1-9223372036854775807,u64max[u] |
| USER_DATA | 1 | orig->start | 0-18446744073709551614[c] |
| USER_DATA | 2 | split | 1-u64max[c] |
| NO_OVERFLOW_SIMPLE | 0 | inode->vfs_inode.i_bytes | |
| UNITS | 2 | split | unit_byte |
| LOCK2 | &tree->lock | ||
| TYPE_LOCK | (struct extent_io_tree)->lock |