__jbd2_journal_file_buffer identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/linux/jbd2.h, line 1429 (as a prototype)

Defined in 1 files as a function:

fs/jbd2/transaction.c, line 2536 (as a function)

Referenced in 2 files:

Smatch caller information:

fs/jbd2/transaction.c __dispose_buffer() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_cp_transaction	1-u64max
PARAM_VALUE	0	jh->b_jlist	0
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	0,4096-ptr_max
PARAM_VALUE	1	transaction	1-u64max
PARAM_VALUE	2	jlist	2
BUF_SIZE	0	jh	32,352,520
BUF_SIZE	0	jh	32,352,520
CAPPED_DATA	0	jh	1
CAPPED_DATA	1	transaction	1
DATA_SOURCE	0	jh	$0
DATA_SOURCE	1	transaction	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&journal->j_list_lock
LOCK2		&journal->j_state_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock
TYPE_LOCK		(struct journal_s)->j_state_lock

fs/jbd2/transaction.c __jbd2_journal_refile_buffer() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_frozen_triggers->t_abort	4096-ptr_max
PARAM_VALUE	0	jh->b_jlist	0
PARAM_VALUE	0	jh->b_next_transaction	0
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	1-u64max
PARAM_VALUE	1	transaction	1-u64max
PARAM_VALUE	2	jlist	1-2,4
CAPPED_DATA	0	jh	1
DATA_SOURCE	0	jh	$0
FUZZY_MAX	2	jlist	4
HARD_MAX	2	jlist	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	jh	unit_byte
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/transaction.c do_get_write_access() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_modified	0
PARAM_VALUE	0	jh->b_next_transaction	0
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	0
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	2	jlist	4
BUF_SIZE	0	jh	32,352,520
BUF_SIZE	0	jh	32,352,520
DATA_SOURCE	0	jh	$1
PARAM_COMPARE	0	jh->b_next_transaction	!= $1
PARAM_COMPARE	0	jh->b_transaction	< $1
PARAM_COMPARE	1	transaction	!= $0->b_next_transaction
PARAM_COMPARE	1	transaction	> $0->b_transaction
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/transaction.c jbd2_journal_dirty_metadata() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_frozen_data	0
PARAM_VALUE	0	jh->b_jlist	0,2-u32max
PARAM_VALUE	0	jh->b_modified	1-u32max
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	4096-ptr_max
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	2	jlist	1
BUF_SIZE	0	jh	32,352,520
BUF_SIZE	0	jh	32,352,520
CAPPED_DATA	0	jh->b_transaction	1
CAPPED_DATA	1	transaction	1
FUZZY_MAX	0	jh->b_modified	1
PARAM_COMPARE	0	jh->b_transaction	== $1
PARAM_COMPARE	1	transaction	== $0->b_transaction
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	jh	unit_byte
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/transaction.c jbd2_journal_file_buffer() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_bh	4096-ptr_max
PARAM_VALUE	0	jh->b_frozen_triggers->t_abort	4096-ptr_max
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_buffers	0
PARAM_VALUE	1	transaction->t_buffers->b_frozen_triggers->t_abort	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	transaction->t_journal->j_sb_buffer->b_folio->mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	transaction->t_journal->j_superblock->s_errno	0-4294967187,4294967189-u32max
PARAM_VALUE	1	transaction->t_reserved_list	0
PARAM_VALUE	1	transaction->t_shadow_list	4096-ptr_max
PARAM_VALUE	1	transaction->t_shadow_list->b_tprev	4096-ptr_max
PARAM_VALUE	1	transaction->t_shadow_list->b_tprev->b_bh	4096-ptr_max
PARAM_VALUE	1	transaction->t_state	5
PARAM_VALUE	2	jlist	2
CAPPED_DATA	1	transaction	1
DATA_SOURCE	0	jh	$0
DATA_SOURCE	1	transaction	$1
DATA_SOURCE	2	jlist	$2
CONSTRAINT	1	transaction	<=4136
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	jh	unit_byte
LOCK2	0	&jh->b_state_lock
LOCK2	1	&transaction->t_journal->j_list_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/transaction.c jbd2_journal_forget() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_committed_data	0
PARAM_VALUE	0	jh->b_cp_transaction	1-u64max
PARAM_VALUE	0	jh->b_frozen_data	0
PARAM_VALUE	0	jh->b_jlist	0
PARAM_VALUE	0	jh->b_modified	0
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	4096-ptr_max
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	2	jlist	2
BUF_SIZE	0	jh	32,352,520
BUF_SIZE	0	jh	32,352,520
CAPPED_DATA	0	jh	1
CAPPED_DATA	0	jh->b_transaction	1
CAPPED_DATA	1	transaction	1
DATA_SOURCE	0	jh	r jbd2_journal_grab_journal_head
PARAM_COMPARE	0	jh->b_transaction	== $1
PARAM_COMPARE	1	transaction	== $0->b_transaction
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/transaction.c jbd2_journal_forget() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_committed_data	0
PARAM_VALUE	0	jh->b_cp_transaction	1-u64max
PARAM_VALUE	0	jh->b_modified	0
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	0
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	2	jlist	2
BUF_SIZE	0	jh	32,352,520
BUF_SIZE	0	jh	32,352,520
DATA_SOURCE	0	jh	r jbd2_journal_grab_journal_head
PARAM_COMPARE	0	jh->b_transaction	!= $1
PARAM_COMPARE	1	transaction	!= $0->b_transaction
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/transaction.c jbd2_journal_get_create_access() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_jlist	2
PARAM_VALUE	0	jh->b_modified	0
PARAM_VALUE	0	jh->b_next_transaction	0
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_transaction	0
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_committing_transaction	1-u64max
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	2	jlist	4
BUF_SIZE	0	jh	32,352,520
BUF_SIZE	0	jh	32,352,520
CAPPED_DATA	1	transaction	1
DATA_SOURCE	0	jh	r jbd2_journal_add_journal_head
PARAM_COMPARE	0	jh->b_transaction	< $1
PARAM_COMPARE	1	transaction	> $0->b_transaction
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock

fs/jbd2/journal.c jbd2_journal_write_metadata_buffer() -> __jbd2_journal_file_buffer()

Type	Parameter	Key	Value
PARAM_VALUE	0	jh	4096-ptr_max
PARAM_VALUE	0	jh->b_bh->b_size	0-9223372036854775807
PARAM_VALUE	0	jh->b_frozen_data	0,4096-ptr_max
PARAM_VALUE	0	jh->b_frozen_triggers	0,4096-ptr_max
PARAM_VALUE	0	jh->b_frozen_triggers->t_abort	4096-ptr_max
PARAM_VALUE	0	jh->b_state_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	jh->b_triggers	0,4096-ptr_max
PARAM_VALUE	0	jh->b_triggers->t_abort	4877725388703375360
PARAM_VALUE	1	transaction	4096-ptr_max
PARAM_VALUE	1	transaction->t_buffers	4096-ptr_max
PARAM_VALUE	1	transaction->t_buffers->b_frozen_triggers->t_abort	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal	4096-ptr_max
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	transaction->t_journal->j_inode->i_mapping->host->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE	1	transaction->t_journal->j_list_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	transaction->t_journal->j_sb_buffer->b_folio->mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	transaction->t_journal->j_superblock->s_errno	0-4294967187,4294967189-u32max
PARAM_VALUE	1	transaction->t_reserved_list	0
PARAM_VALUE	1	transaction->t_state	4
PARAM_VALUE	2	jlist	3
BUF_SIZE	0	jh->b_frozen_data	0-u64max
CAPPED_DATA	0	jh->b_frozen_data	1
CAPPED_DATA	1	transaction	1
CAPPED_DATA	1	transaction->t_requested	1
CAPPED_DATA	1	transaction->t_start	1
DATA_SOURCE	0	jh	$1
DATA_SOURCE	1	transaction	$0
CONSTRAINT	1	transaction	<=4136
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&journal->j_list_lock
LOCK2	0	&jh->b_state_lock
TYPE_LOCK		(struct journal_head)->b_state_lock
TYPE_LOCK		(struct journal_s)->j_list_lock