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Searched refs:_mapcount (Results 1 – 15 of 15) sorted by relevance

/linux/include/trace/events/
H A Dpage_ref.h33 __entry->mapcount = atomic_read(&page->_mapcount);
82 __entry->mapcount = atomic_read(&page->_mapcount);
/linux/include/linux/
H A Dmm_types.h180 atomic_t _mapcount; member
430 atomic_t _mapcount; member
516 FOLIO_MATCH(_mapcount, _mapcount);
533 FOLIO_MATCH(_mapcount, _mapcount_1);
H A Drmap.h503 atomic_inc(&folio->_mapcount); in __folio_dup_file_rmap()
509 atomic_inc(&page->_mapcount); in __folio_dup_file_rmap()
604 atomic_inc(&folio->_mapcount); in __folio_try_dup_anon_rmap()
612 atomic_inc(&page->_mapcount); in __folio_try_dup_anon_rmap()
H A Dmm.h1599 mapcount = atomic_read(&folio->_mapcount) + 1; in folio_mapcount()
/linux/fs/proc/
H A Dinternal.h186 int mapcount = atomic_read(&page->_mapcount) + 1; in folio_precise_page_mapcount()
223 return atomic_read(&folio->_mapcount) + 1; in folio_average_page_mapcount()
/linux/mm/
H A Drmap.c1359 nr = atomic_inc_and_test(&folio->_mapcount); in __folio_add_rmap()
1374 first += atomic_inc_and_test(&page->_mapcount); in __folio_add_rmap()
1545 atomic_read(&folio->_mapcount) > 0, folio); in __folio_add_anon_rmap()
1559 VM_WARN_ON_FOLIO(atomic_read(&cur_page->_mapcount) > 0 && in __folio_add_anon_rmap()
1655 atomic_set(&folio->_mapcount, 0); in folio_add_new_anon_rmap()
1667 atomic_set(&page->_mapcount, 0); in folio_add_new_anon_rmap()
1783 nr = atomic_add_negative(-1, &folio->_mapcount); in __folio_remove_rmap()
1802 last += atomic_add_negative(-1, &page->_mapcount); in __folio_remove_rmap()
H A Ddebug.c74 int mapcount = atomic_read(&page->_mapcount) + 1; in __dump_folio()
H A Dmm_init.c587 atomic_set(&page->_mapcount, -1); in __init_single_page()
H A Dpage_alloc.c1074 if (unlikely(atomic_read(&page->_mapcount) != -1)) in page_expected_state()
1093 if (unlikely(atomic_read(&page->_mapcount) != -1)) in page_bad_reason()
H A Dfilemap.c173 atomic_set(&folio->_mapcount, -1); in filemap_unaccount_folio()
H A Dhuge_memory.c3510 VM_BUG_ON_PAGE(atomic_read(&new_folio->_mapcount) != -1, new_head); in __split_folio_to_order()
/linux/Documentation/mm/
H A Dtranshuge.rst137 page->_mapcount and increment/decrement folio->_nr_pages_mapped when
138 page->_mapcount goes from -1 to 0 or 0 to -1 as this counts the number
151 page->_mapcount of anonymous pages. File pages just get unmapped.
/linux/tools/mm/
H A Dshow_page_info.py93 "Page Mapcount": page._mapcount.counter.value_(),
/linux/kernel/
H A Dvmcore_info.c199 VMCOREINFO_OFFSET(page, _mapcount); in crash_save_vmcoreinfo_init()
/linux/Documentation/admin-guide/kdump/
H A Dvmcoreinfo.rst144 (page, flags|_refcount|mapping|lru|_mapcount|private|compound_order|compound_head)