jbd2_journal_extend identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

fs/jbd2/transaction.c, line 621

Defined in 1 files as a prototype:

include/linux/jbd2.h, line 1535 (as a prototype)

Defined in 1 files as a function:

fs/jbd2/transaction.c, line 642 (as a function)

Referenced in 3 files:

Smatch caller information:

fs/ext4/extents.c ext4_journal_extend() -> jbd2_journal_extend()

Type	Parameter	Key	Value
PARAM_VALUE	0	handle	4096-ptr_max
PARAM_VALUE	0	handle->h_invalid	0
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
DATA_SOURCE	1	nblocks	$1
DATA_SOURCE	2	revoke_records	$2
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_journal_extend() -> jbd2_journal_extend()

Type	Parameter	Key	Value
PARAM_VALUE	0	handle	4096-ptr_max
PARAM_VALUE	0	handle->h_invalid	0
PARAM_VALUE	0	handle->h_transaction->t_journal->j_list_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_records	0
BUF_SIZE	0	handle	(-1)-s32max
BUF_SIZE	0	handle	(-1)-s32max
DATA_SOURCE	0	handle	$0
DATA_SOURCE	1	nblocks	$1
DATA_SOURCE	2	revoke_records	$2
STR_LEN	0	handle	(-1)-24,26-27,29,31-32,63,99,115,254
STR_LEN	0	handle	(-1)-24,26-27,29,31-32,63,99,115,254
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&dentry->d_inode->i_rwsem
HALF_LOCKED2		&inode->i_mapping->invalidate_lock
HALF_LOCKED2		&inode->i_rwsem
HALF_LOCKED2		&mapping->invalidate_lock

fs/ocfs2/journal.c ocfs2_allocate_extend_trans() -> jbd2_journal_extend()

Type	Parameter	Key	Value
PARAM_VALUE	0	handle	4096-ptr_max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_abort_mutex.dep_map->name	0-255
PARAM_VALUE	0	handle->h_transaction->t_journal->j_abort_mutex.first_waiter->list.next	5159360019465732096
PARAM_VALUE	0	handle->h_transaction->t_journal->j_abort_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	handle->h_transaction->t_journal->j_abort_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	handle->h_transaction->t_journal->j_abort_mutex.first_waiter->task->blocked_on	(-1)-0
PARAM_VALUE	0	handle->h_transaction->t_journal->j_abort_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_checkpoint_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	handle->h_transaction->t_journal->j_commit_timer.is_hard	0-1
PARAM_VALUE	0	handle->h_transaction->t_journal->j_commit_timer.is_lazy	0-1
PARAM_VALUE	0	handle->h_transaction->t_journal->j_commit_timer.is_queued	0-1
PARAM_VALUE	0	handle->h_transaction->t_journal->j_commit_timer.is_soft	0-1
PARAM_VALUE	0	handle->h_transaction->t_journal->j_flags	0,2-u64max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
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_running_transaction	1-u64max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_running_transaction->t_inode_list.next	4096-ptr_max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_running_transaction->t_inode_list.prev	4096-ptr_max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_running_transaction->t_journal	4096-ptr_max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_state_lock.dep_map->name	0-255
PARAM_VALUE	0	handle->h_transaction->t_journal->j_state_lock.owner	(-1)
PARAM_VALUE	0	handle->h_transaction->t_journal->j_state_lock.owner_cpu	u32max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_state_lock.raw_lock.cnts.counter	0-s32max
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_wait_transaction_locked.head.prev->next	4096-ptr_max
PARAM_VALUE	0	handle->h_transaction->t_journal->j_wait_transaction_locked.head.prev->next->next	4096-ptr_max
PARAM_VALUE	0	*handle->h_transaction->t_journal->j_commit_timer.entry.pprev	4096-ptr_max
PARAM_VALUE	1	nblocks	64
PARAM_VALUE	2	revoke_records	0
BUF_SIZE	0	handle	(-1),1-s32max
BUF_SIZE	0	handle	(-1),1-s32max
DATA_SOURCE	0	handle	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&inode->i_rwsem

fs/ext4/ext4_jbd2.c ext4_journal_extend() -> jbd2_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_records	0-s32max
BUF_SIZE	0	handle	(-1)-s32max
BUF_SIZE	0	handle	(-1)-s32max
DATA_SOURCE	0	handle	$0
DATA_SOURCE	1	nblocks	$1
DATA_SOURCE	2	revoke_records	$2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING