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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 4 files:

Smatch caller information:

mm/swapfile.c unuse_pte() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
CAPPED_DATA 0 folio 1
CAPABLE 0 21
NOCHECK_CALL
LOCK2 &mm->mmap_lock
LOCK2 ptl
TYPE_LOCK (struct mm_struct)->mmap_lock

mm/rmap.c ttu_anon_swapbacked_folio() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 0 folio->mapping 1-u64max
PARAM_VALUE 0 folio->mapping->a_ops->error_remove_folio 0,373303432983703552,3650281484867371008,6933238642996355072,7934844886813757440
PARAM_VALUE 0 folio->mapping->a_ops->free_folio 0,87018317492477952,1576041750683152384,3223952723663937536,4787850423793061888
PARAM_VALUE 0 folio->mapping->a_ops->is_dirty_writeback 0,7518438349615988736,8867638692533350400
PARAM_VALUE 0 folio->mapping->a_ops->is_partially_uptodate 0,1933474595957665792,7182876493439184896
PARAM_VALUE 0 folio->mapping->a_ops->launder_folio 0,122107076755599360,327075084911996928,858079631894568960,7268098942548045824
PARAM_VALUE 0 folio->mapping->a_ops->swap_deactivate 0,1546359495696728064,3888069641387622400,7359158453655175168,8604917376913055744
PARAM_VALUE 0 folio->mapping->a_ops->swap_rw 0,4986685196838862848,8487923053812363264
PARAM_VALUE 0 folio->mapping->host->i_op->get_acl 0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776
PARAM_VALUE 0 folio->mapping->host->i_op->get_offset_ctx 0,2606890545167454208
PARAM_VALUE 0 folio->mapping->host->i_op->readlink 0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE 0 folio->mapping->host->i_op->sync_lazytime 0,6951464784224747520
PARAM_VALUE 0 folio->mapping->host->i_sb->s_bdev->bd_holder_ops->freeze 7536128971011219456
PARAM_VALUE 0 folio->mapping->host->i_sb->s_bdev->bd_holder_ops->sync 8235259936313790464
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->inode_info_offs 1632,1640,1808,1816,2632,2640,2648,2704,2712
PARAM_VALUE 0 folio->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 folio->mapping->host->i_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 folio->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 folio->mapping->host->i_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1293513186369728512,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488-s64max
PARAM_VALUE 0 folio->mapping->host->i_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 folio->mapping->host->i_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 0 folio->mapping->host->i_wb->dwork.wq->dfl_pwq 0-s64max
PARAM_VALUE 0 folio->mapping->host->i_wb->dwork.wq->saved_max_active s32min-s32max
PARAM_VALUE 0 folio->mapping->host->i_wb->dwork.wq->saved_min_active s32min-s32max
PARAM_VALUE 0 folio->mapping->i_mmap_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 folio->mapping->i_mmap_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 folio->pgmap->ops->folio_free 0,1125799360645222400,2314884282337259520,3487804881100709888,4287620441410408448,4432558333617348608
PARAM_VALUE 0 *folio->_mm_id 0-4294967295
PARAM_VALUE 1 page 4096-ptr_max
BUF_SIZE 0 folio (-1)-s32max
BUF_SIZE 0 folio (-1)-s32max
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $1
DATA_SOURCE 1 page $2
NOSPEC 0 folio->mapping->writeback_index
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA 0 folio->mapping->writeback_index 0-524287[c]
NO_OVERFLOW_SIMPLE 0 folio->index
NO_OVERFLOW_SIMPLE 0 folio->mapping->host->i_size
HALF_LOCKED2 &anon_vma->root->rwsem
HALF_LOCKED2 0 &folio->private->lock

mm/shmem.c shmem_set_folio_swapin_error() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 page 0
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $2
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &inode->i_rwsem

mm/shmem.c shmem_swapin_folio() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->empty_dir 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->get_context 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 folio->mapping->host->i_sb->s_cop->set_context 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 1 page 0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

mm/shmem.c shmem_writeout() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 0 folio->_deferred_list.next->prev 4096-ptr_max
PARAM_VALUE 0 folio->_deferred_list.prev->next 4096-ptr_max
PARAM_VALUE 0 folio->_hugetlb_subpool 0
PARAM_VALUE 0 folio->lru.next 4096-ptr_max
PARAM_VALUE 0 folio->lru.prev 4096-ptr_max
PARAM_VALUE 0 folio->mapping 4096-ptr_max
PARAM_VALUE 0 folio->page.buddy_list.next 4096-ptr_max
PARAM_VALUE 0 folio->page.buddy_list.prev 4096-ptr_max
PARAM_VALUE 0 folio->page.memcg_data 0
PARAM_VALUE 0 folio->page.pcp_list.next 4096-ptr_max
PARAM_VALUE 0 folio->page.pcp_list.prev 4096-ptr_max
PARAM_VALUE 0 folio->page.zone_device_data->kref.refcount.refs.counter s32min-s32max
PARAM_VALUE 0 folio->pgmap->ref.data 0,4096-ptr_max
PARAM_VALUE 0 folio->private 0
PARAM_VALUE 0 *folio->_mm_id 0-4294967295
PARAM_VALUE 1 page 0
CAPPED_DATA 0 folio 1
DATA_SOURCE 0 folio $1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

mm/memory.c do_swap_page() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 1 page 0
CAPPED_DATA 0 folio 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 vmf->ptl
HALF_LOCKED2 &mm->mmap_lock

mm/memory.c do_swap_page() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 0 folio->_entire_mapcount.counter 0
PARAM_VALUE 0 folio->_large_mapcount.counter s32min-2147483646
PARAM_VALUE 0 folio->_mapcount.counter 0
PARAM_VALUE 0 folio->mapping 4096-ptr_max
PARAM_VALUE 0 *folio->_mm_id 0-4294967295
PARAM_VALUE 1 page 0
CAPPED_DATA 0 folio 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 vmf->ptl
HALF_LOCKED2 &mm->mmap_lock

mm/memory.c do_swap_page() -> folio_put_swap()

Type Parameter Key Value
PARAM_VALUE 0 folio 4096-ptr_max
PARAM_VALUE 0 folio->mapping 1-u64max
PARAM_VALUE 0 *folio->_mm_id 0-4294967295
PARAM_VALUE 1 page 0,4096-ptr_max
BUF_SIZE 1 page (-1)-0,64
CAPPED_DATA 0 folio 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 vmf->ptl
HALF_LOCKED2 &mm->mmap_lock