prepare_atomic_write_begin 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 function:

fs/f2fs/data.c, line 3818 (as a function)

Referenced in 1 files:

fs/f2fs/data.c, line 3938

Smatch caller information:

fs/f2fs/data.c f2fs_write_begin() -> prepare_atomic_write_begin()

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->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->fsync_node_num	0-4294967295
PARAM_VALUE	0	sbi->fsync_seg_id	0-4294967295
PARAM_VALUE	0	sbi->gc_lock.internal_rwsem.first_waiter->type	0-1
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_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_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->reserved_blocks	0-4294967295
PARAM_VALUE	0	sbi->reserved_pin_section	0-4294967295
PARAM_VALUE	0	sbi->root_ino_num	0-4294967295
PARAM_VALUE	0	sbi->s_chksum_seed	0-4294967295
PARAM_VALUE	0	sbi->sb->s_bdev->bd_dev	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	1	folio	1-1025,1027-1029,1031-ptr_max
PARAM_VALUE	1	folio->mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	1	folio->mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	4	blk_addr	1771866405302890496
PARAM_VALUE	5	node_changed	6128804279229128704
BUF_SIZE	0	sbi	1-s32max
BUF_SIZE	0	sbi	1-s32max
DATA_SOURCE	1	folio	r f2fs_filemap_get_folio
DATA_SOURCE	2	pos	$2
DATA_SOURCE	3	len	$3
NOSPEC	2	pos
NOSPEC	3	len
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	folio->mapping->writeback_index	0-524287[c]
USER_DATA	2	pos	s64min-s64max
USER_DATA	3	len	0-s32max[c]
UNITS	0	sbi	unit_byte
UNITS	2	pos	unit_byte
UNITS	3	len	unit_byte
HALF_LOCKED2		&inode->i_rwsem