Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
fs/ext4/extents.c ext4_ext_try_to_merge_up() -> ext4_journal_extend()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | handle->h_journal->j_superblock->s_errno | 0-4294967187,4294967189-u32max |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_checksum_type | 4 |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_errno | 0-4294967187,4294967189-u32max |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_header.h_blocktype | 1-2,5 |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_header.h_magic | 3225106840 |
| PARAM_VALUE | 1 | nblocks | 2 |
| BUF_SIZE | 0 | handle | (-1),1-s32max |
| BUF_SIZE | 0 | handle | (-1),1-s32max |
| DATA_SOURCE | 0 | handle | $0 |
| STR_LEN | 0 | handle | (-1)-1 |
| STR_LEN | 0 | handle | (-1)-1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_rwsem |
fs/ext4/inode.c ext4_try_to_expand_extra_isize() -> ext4_journal_extend()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | handle | 0-ptr_max |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_revoke_lock.rlock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_errno | 0-4294967187,4294967189-u32max |
| PARAM_VALUE | 1 | nblocks | 12-15,24-27 |
| PARAM_VALUE | 2 | revoke | 0 |
| BUF_SIZE | 0 | handle | (-1)-s32max |
| BUF_SIZE | 0 | handle | (-1)-s32max |
| DATA_SOURCE | 0 | handle | $3 |
| STR_LEN | 0 | handle | (-1)-1 |
| STR_LEN | 0 | handle | (-1)-1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &inode->i_mapping->invalidate_lock | ||
| HALF_LOCKED2 | &inode->i_rwsem | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |
fs/ext4/ext4_jbd2.c __ext4_journal_ensure_credits() -> ext4_journal_extend()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | handle | 4096-ptr_max |
| PARAM_VALUE | 0 | handle->h_aborted | 0 |
| PARAM_VALUE | 0 | handle->h_invalid | 0 |
| PARAM_VALUE | 0 | handle->h_transaction | 4096-ptr_max |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_checksum_type | 4 |
| PARAM_VALUE | 0 | handle->h_transaction->t_journal->j_superblock->s_errno | 0-4294967187,4294967189-u32max |
| PARAM_VALUE | 1 | nblocks | 0-s32max |
| PARAM_VALUE | 2 | revoke | 0-s32max |
| BUF_SIZE | 0 | handle | (-1)-s32max |
| BUF_SIZE | 0 | handle | (-1)-s32max |
| DATA_SOURCE | 0 | handle | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |