f2fs_gc identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/f2fs/f2fs.h, line 4254 (as a prototype)

Defined in 1 files as a function:

fs/f2fs/gc.c, line 1950 (as a function)

Referenced in 4 files:

Smatch caller information:

fs/f2fs/gc.c gc_thread_func() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	0	sbi->meta_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->node_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->raw_super	4096-ptr_max
PARAM_VALUE	0	sbi->sb	4096-ptr_max
PARAM_VALUE	0	sbi->sb->s_writers.frozen	0
PARAM_VALUE	1	gc_control	5067174407293825024
PARAM_VALUE	1	gc_control->init_gc_type	0-1
PARAM_VALUE	1	gc_control->nr_free_secs	0-1
BUF_SIZE	0	sbi	128
BUF_SIZE	0	sbi	128
DATA_SOURCE	0	sbi	$0
TASK_NOT_RUNNING
LOCK2	0	&sbi->gc_lock.internal_rwsem
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem

fs/f2fs/segment.c f2fs_balance_fs() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->cp_rwsem.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->cp_rwsem.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.dep_map->name	0-255
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	0	sbi->io_order_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->io_order_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->meta_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->node_change.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->node_change.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->node_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->node_write.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->node_write.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->raw_super	4096-ptr_max
PARAM_VALUE	0	sbi->sb_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->sb_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	1	gc_control	3670198474773352448
PARAM_VALUE	1	gc_control->err_gc_skipped	0
PARAM_VALUE	1	gc_control->init_gc_type	0-1
PARAM_VALUE	1	gc_control->no_bg_gc	1
PARAM_VALUE	1	gc_control->nr_free_secs	1
PARAM_VALUE	1	gc_control->one_time	0
PARAM_VALUE	1	gc_control->should_migrate_blocks	0
PARAM_VALUE	1	gc_control->victim_segno	u32max
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
DATA_SOURCE	0	sbi	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	sbi	unit_byte
LOCK2	0	&sbi->gc_lock.internal_rwsem
HALF_LOCKED2		&inode->i_rwsem
HALF_LOCKED2		&src->i_rwsem
HALF_LOCKED2	0	&sbi->cp_rwsem.internal_rwsem
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem

fs/f2fs/file.c __f2fs_ioc_gc_range() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	1	gc_control	3638032790236905472
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
DATA_SOURCE	0	sbi	r F2FS_I_SB
CAPABLE	0	21
USER_DATA	1	gc_control->err_gc_skipped	0-1
LOCK2	0	&sbi->gc_lock.internal_rwsem
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem

fs/f2fs/file.c f2fs_expand_inode_data() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->adjust_lock_priority	0-4294967295
PARAM_VALUE	0	sbi->alloc_valid_block_count.lock.owner_cpu	0-4294967295
PARAM_VALUE	0	sbi->alloc_valid_block_count.lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	sbi->allocate_section_hint	0-4294967295
PARAM_VALUE	0	sbi->allocate_section_policy	0-4294967295
PARAM_VALUE	0	sbi->bggc_io_aware	0-4294967295
PARAM_VALUE	0	sbi->blkzone_alloc_policy	0-4294967295
PARAM_VALUE	0	sbi->blocks_per_blkz	0-4294967295
PARAM_VALUE	0	sbi->blocks_per_seg	0-4294967295
PARAM_VALUE	0	sbi->blocksize	0-4294967295
PARAM_VALUE	0	sbi->compr_new_inode	0-4294967295
PARAM_VALUE	0	sbi->compress_percent	0-4294967295
PARAM_VALUE	0	sbi->compress_watermark	0-4294967295
PARAM_VALUE	0	sbi->cp_rwsem.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->cp_rwsem.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->cur_victim_sec	0-4294967295
PARAM_VALUE	0	sbi->current_reserved_blocks	0-4294967295
PARAM_VALUE	0	sbi->data_io_flag	0-4294967295
PARAM_VALUE	0	sbi->dirty_device	0-4294967295
PARAM_VALUE	0	sbi->discard_blks	0-4294967295
PARAM_VALUE	0	sbi->donate_files	0-4294967295
PARAM_VALUE	0	sbi->entries_in_sum	0-4294967295
PARAM_VALUE	0	sbi->first_seq_zone_segno	0-4294967295
PARAM_VALUE	0	sbi->flush_lock.osq.tail.counter	s32min-s32max
PARAM_VALUE	0	sbi->fsync_node_num	0-4294967295
PARAM_VALUE	0	sbi->fsync_seg_id	0-4294967295
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.dep_map->name	0-255
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	0	sbi->gc_mode	0-4294967295
PARAM_VALUE	0	sbi->gc_remaining_trials	0-4294967295
PARAM_VALUE	0	sbi->gc_segment_mode	0-4294967295
PARAM_VALUE	0	sbi->hot_data_age_threshold	0-4294967295
PARAM_VALUE	0	sbi->io_skip_bggc	0-4294967295
PARAM_VALUE	0	sbi->iostat_period_ms	0-4294967295
PARAM_VALUE	0	sbi->last_age_weight	0-4294967295
PARAM_VALUE	0	sbi->last_valid_block_count	0-4294967295
PARAM_VALUE	0	sbi->lock_duration_priority	0-4294967295
PARAM_VALUE	0	sbi->log_blocks_per_seg	0-4294967295
PARAM_VALUE	0	sbi->log_blocksize	0-4294967295
PARAM_VALUE	0	sbi->log_sectors_per_block	0-4294967295
PARAM_VALUE	0	sbi->max_io_bytes	0-4294967295
PARAM_VALUE	0	sbi->max_open_zones	0-4294967295
PARAM_VALUE	0	sbi->max_orphans	0-4294967295
PARAM_VALUE	0	sbi->max_read_extent_count	0-4294967295
PARAM_VALUE	0	sbi->max_victim_search	0-4294967295
PARAM_VALUE	0	sbi->meta_ino_num	0-4294967295
PARAM_VALUE	0	sbi->meta_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->migration_granularity	0-4294967295
PARAM_VALUE	0	sbi->migration_window_granularity	0-4294967295
PARAM_VALUE	0	sbi->nat_journal_entries	0-4294967295
PARAM_VALUE	0	sbi->nm_info->available_nids	0-4294967295
PARAM_VALUE	0	sbi->nm_info->dirty_nats_ratio	0-4294967295
PARAM_VALUE	0	sbi->nm_info->max_nid	0-4294967295
PARAM_VALUE	0	sbi->nm_info->max_rf_node_blocks	0-4294967295
PARAM_VALUE	0	sbi->nm_info->nat_bits_blocks	0-4294967295
PARAM_VALUE	0	sbi->nm_info->nat_blkaddr	0-4294967295
PARAM_VALUE	0	sbi->nm_info->nat_blocks	0-4294967295
PARAM_VALUE	0	sbi->nm_info->nat_root.xa_flags	0-4294967295
PARAM_VALUE	0	sbi->nm_info->nat_set_root.xa_flags	0-4294967295
PARAM_VALUE	0	sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->nm_info->nat_tree_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->nm_info->next_scan_nid	0-4294967295
PARAM_VALUE	0	sbi->nm_info->ra_nid_pages	0-4294967295
PARAM_VALUE	0	sbi->nm_info->ram_thresh	0-4294967295
PARAM_VALUE	0	sbi->node_ino_num	0-4294967295
PARAM_VALUE	0	sbi->node_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->node_io_flag	0-4294967295
PARAM_VALUE	0	sbi->nquota_files	0-4294967295
PARAM_VALUE	0	sbi->other_skip_bggc	0-4294967295
PARAM_VALUE	0	sbi->page_array_slab_size	0-4294967295
PARAM_VALUE	0	sbi->pin_sem.internal_rwsem.dep_map->name	0-255
PARAM_VALUE	0	sbi->pin_sem.internal_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	sbi->pin_sem.internal_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	sbi->pin_sem.internal_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	sbi->pin_sem.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->pin_sem.internal_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	sbi->reserved_blocks	0-4294967295
PARAM_VALUE	0	sbi->reserved_pin_section	0-4294967295
PARAM_VALUE	0	sbi->rf_node_block_count.lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	sbi->root_ino_num	0-4294967295
PARAM_VALUE	0	sbi->s_chksum_seed	0-4294967295
PARAM_VALUE	0	sbi->secs_per_zone	0-4294967295
PARAM_VALUE	0	sbi->segs_per_sec	0-4294967295
PARAM_VALUE	0	sbi->seq_file_ra_mul	0-4294967295
PARAM_VALUE	0	sbi->shrinker_run_no	0-4294967295
PARAM_VALUE	0	sbi->sit_journal_entries	0-4294967295
PARAM_VALUE	0	sbi->sm_info->ipu_policy	0-4294967295
PARAM_VALUE	0	sbi->sm_info->main_blkaddr	0-4294967295
PARAM_VALUE	0	sbi->sm_info->main_segments	0-4294967295
PARAM_VALUE	0	sbi->sm_info->min_fsync_blocks	0-4294967295
PARAM_VALUE	0	sbi->sm_info->min_hot_blocks	0-4294967295
PARAM_VALUE	0	sbi->sm_info->min_ipu_util	0-4294967295
PARAM_VALUE	0	sbi->sm_info->min_seq_blocks	0-4294967295
PARAM_VALUE	0	sbi->sm_info->min_ssr_sections	0-4294967295
PARAM_VALUE	0	sbi->sm_info->ovp_segments	0-4294967295
PARAM_VALUE	0	sbi->sm_info->rec_prefree_segments	0-4294967295
PARAM_VALUE	0	sbi->sm_info->reserved_segments	0-4294967295
PARAM_VALUE	0	sbi->sm_info->seg0_blkaddr	0-4294967295
PARAM_VALUE	0	sbi->sm_info->segment_count	0-4294967295
PARAM_VALUE	0	sbi->sm_info->ssa_blkaddr	0-4294967295
PARAM_VALUE	0	sbi->sum_blocksize	0-4294967295
PARAM_VALUE	0	sbi->sum_entry_size	0-4294967295
PARAM_VALUE	0	sbi->sum_journal_size	0-4294967295
PARAM_VALUE	0	sbi->sums_per_block	0-4294967295
PARAM_VALUE	0	sbi->total_node_count	0-4294967295
PARAM_VALUE	0	sbi->total_sections	0-4294967295
PARAM_VALUE	0	sbi->total_valid_block_count	0-4294967295
PARAM_VALUE	0	sbi->total_valid_node_count	0-4294967295
PARAM_VALUE	0	sbi->unusable_block_count	0-4294967295
PARAM_VALUE	0	sbi->unusable_blocks_per_sec	0-4294967295
PARAM_VALUE	0	sbi->user_block_count	0-4294967295
PARAM_VALUE	0	sbi->warm_data_age_threshold	0-4294967295
PARAM_VALUE	0	*sbi->next_victim_seg	0-4294967295
PARAM_VALUE	1	gc_control	7769626630549172224
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
RX_PATH
TASK_NOT_RUNNING
UNITS	0	sbi	unit_byte
LOCK2		&inode->i_rwsem
LOCK2	0	&sbi->gc_lock.internal_rwsem
LOCK2	0	&sbi->pin_sem.internal_rwsem
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem
TYPE_LOCK		(struct inode)->i_rwsem

fs/f2fs/file.c f2fs_ioc_flush_device() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	1	gc_control	1934074704368820224
PARAM_VALUE	1	gc_control->victim_segno	0-4294967294
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
CAPABLE	0	21
UNITS	0	sbi	unit_byte
LOCK2	0	&sbi->gc_lock.internal_rwsem
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem

fs/f2fs/file.c f2fs_ioc_gc() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.dep_map->name	0-255
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	0	sbi->sb	4096-ptr_max
PARAM_VALUE	1	gc_control	115870300038639616
PARAM_VALUE	1	gc_control->init_gc_type	0-1
PARAM_VALUE	1	gc_control->no_bg_gc	0
PARAM_VALUE	1	gc_control->nr_free_secs	0
PARAM_VALUE	1	gc_control->one_time	0
PARAM_VALUE	1	gc_control->should_migrate_blocks	0
PARAM_VALUE	1	gc_control->victim_segno	u32max
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
CAPABLE	0	21
USER_DATA	1	gc_control->err_gc_skipped	0-1
UNITS	0	sbi	unit_byte
LOCK2	0	&sbi->gc_lock.internal_rwsem
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem

fs/f2fs/super.c f2fs_disable_checkpoint() -> f2fs_gc()

Type	Parameter	Key	Value
PARAM_VALUE	0	sbi	4096-ptr_max
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.dep_map->name	0-255
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.osq.tail.counter	0-s32max
PARAM_VALUE	0	sbi->gc_lock.sbi	4096-ptr_max
PARAM_VALUE	0	sbi->meta_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	sbi->raw_super->feature	2-u32max
PARAM_VALUE	0	sbi->sb->s_flags	0,1073741824-u64max
PARAM_VALUE	1	gc_control	2649147194507554816
PARAM_VALUE	1	gc_control->err_gc_skipped	1
PARAM_VALUE	1	gc_control->init_gc_type	1
PARAM_VALUE	1	gc_control->no_bg_gc	1
PARAM_VALUE	1	gc_control->nr_free_secs	1
PARAM_VALUE	1	gc_control->one_time	0
PARAM_VALUE	1	gc_control->should_migrate_blocks	0
PARAM_VALUE	1	gc_control->victim_segno	u32max
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
DATA_SOURCE	0	sbi	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	sbi	unit_byte
LOCK2	0	&sbi->gc_lock.internal_rwsem
HALF_LOCKED2		&fc->uapi_mutex
HALF_LOCKED2		&sb->s_umount
TYPE_LOCK		(struct f2fs_rwsem)->internal_rwsem