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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

mm/readahead.c do_page_cache_ra() -> page_cache_ra_unbounded()

Type Parameter Key Value
PARAM_VALUE 0 ractl 4096-ptr_max
PARAM_VALUE 0 ractl->mapping 4096-ptr_max
PARAM_VALUE 0 ractl->mapping->host 4096-ptr_max
PARAM_VALUE 0 ractl->mapping->host->i_op->readlink 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE 0 ractl->mapping->host->i_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 ractl->mapping->host->i_sb->s_export_op->fh_to_parent 0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 ractl->mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE 0 ractl->mapping->host->i_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 ractl->mapping->host->i_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 0 ractl->mapping->invalidate_lock.dep_map->name 0-255
PARAM_VALUE 0 ractl->mapping->invalidate_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 ractl->mapping->invalidate_lock.first_waiter->list.next 2212933610777083904
PARAM_VALUE 0 ractl->mapping->invalidate_lock.first_waiter->list.prev 2212933610777083904
PARAM_VALUE 0 ractl->mapping->invalidate_lock.first_waiter->type 0-1
BUF_SIZE 0 ractl->ra (-1),32
CAPPED_DATA 1 nr_to_read 1
CAPPED_DATA 1 nr_to_read 1
DATA_SOURCE 0 ractl $0
DATA_SOURCE 1 nr_to_read $1 [m]
DATA_SOURCE 2 lookahead_size $2 [m]
NOSPEC 0 ractl->_index
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 ractl->_index 0-4503603922337790
USER_DATA 0 ractl->_nr_pages 0[c][u]
USER_DATA 0 ractl->mapping->host->i_bytes 0-65023[c]
USER_DATA 0 ractl->mapping->host->i_mode 0-u16max
USER_DATA 1 nr_to_read 0-4503599627370495,18446744073705709473-u64max[c]
USER_DATA 2 lookahead_size 1-s32max[c]
NO_OVERFLOW_SIMPLE 0 ractl->mapping->host->i_bytes
NO_OVERFLOW_SIMPLE 0 ractl->mapping->host->i_size
UNITS 1 nr_to_read unit_page
UNITS 2 lookahead_size unit_page
LOCK2 &mapping->invalidate_lock
TYPE_LOCK (struct address_space)->invalidate_lock

fs/verity/pagecache.c generic_readahead_merkle_tree() -> page_cache_ra_unbounded()

Type Parameter Key Value
PARAM_VALUE 0 ractl 7495599392614252544
PARAM_VALUE 0 ractl->_batch_count 0
PARAM_VALUE 0 ractl->_nr_pages 0
PARAM_VALUE 0 ractl->_pflags 0
PARAM_VALUE 0 ractl->_workingset 0
PARAM_VALUE 0 ractl->dropbehind 0
PARAM_VALUE 0 ractl->file 0
PARAM_VALUE 0 ractl->ra 0
PARAM_VALUE 2 lookahead_size 0
DATA_SOURCE 1 nr_to_read $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 ractl->_index 0-2251799814209534[c]
USER_DATA 1 nr_to_read 1-524288
HALF_LOCKED2 &inode->i_mapping->invalidate_lock

fs/f2fs/file.c redirty_blocks() -> page_cache_ra_unbounded()

Type Parameter Key Value
PARAM_VALUE 0 ractl 6271381108292448256
PARAM_VALUE 0 ractl->_batch_count 0
PARAM_VALUE 0 ractl->_nr_pages 0
PARAM_VALUE 0 ractl->_pflags 0
PARAM_VALUE 0 ractl->_workingset 0
PARAM_VALUE 0 ractl->dropbehind 0
PARAM_VALUE 0 ractl->file 0
PARAM_VALUE 0 ractl->mapping 4096-ptr_max
PARAM_VALUE 0 ractl->ra 0
PARAM_VALUE 1 nr_to_read 0-s32max,18446744071562067968-u64max
PARAM_VALUE 2 lookahead_size 0
DATA_SOURCE 1 nr_to_read $2
NOCHECK_CALL
UNITS 1 nr_to_read unit_page
LOCK2 &inode->i_rwsem
LOCK2 &mapping->invalidate_lock
TYPE_LOCK (struct address_space)->invalidate_lock
TYPE_LOCK (struct inode)->i_rwsem