| /Linux-v5.4/include/trace/events/ |
| D | page_ref.h | 23 __field(int, mapcount)
33 __entry->mapcount = page_mapcount(page);
43 __entry->mapcount, __entry->mapping, __entry->mt,
71 __field(int, mapcount)
82 __entry->mapcount = page_mapcount(page);
93 __entry->mapcount, __entry->mapping, __entry->mt,
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| /Linux-v5.4/mm/ |
| D | debug.c | 49 int mapcount; in __dump_page() local
68 mapcount = PageSlab(page) ? 0 : page_mapcount(page); in __dump_page()
73 page, page_ref_count(page), mapcount, in __dump_page()
78 page, page_ref_count(page), mapcount, in __dump_page()
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| D | rmap.c | 746 int mapcount; member
797 pra->mapcount--; in page_referenced_one()
810 if (!pra->mapcount) in page_referenced_one()
844 .mapcount = total_mapcount(page), in page_referenced()
854 if (!pra.mapcount) in page_referenced()
1106 atomic_t *mapcount; in do_page_add_anon_rmap() local
1109 mapcount = compound_mapcount_ptr(page); in do_page_add_anon_rmap()
1110 first = atomic_inc_and_test(mapcount); in do_page_add_anon_rmap()
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| D | huge_memory.c | 2627 int i, ret, _total_mapcount, mapcount; in page_trans_huge_mapcount() local
2633 mapcount = atomic_read(&page->_mapcount) + 1; in page_trans_huge_mapcount()
2635 *total_mapcount = mapcount; in page_trans_huge_mapcount()
2636 return mapcount; in page_trans_huge_mapcount()
2643 mapcount = atomic_read(&page[i]._mapcount) + 1; in page_trans_huge_mapcount()
2644 ret = max(ret, mapcount); in page_trans_huge_mapcount()
2645 _total_mapcount += mapcount; in page_trans_huge_mapcount()
2651 mapcount = compound_mapcount(page); in page_trans_huge_mapcount()
2652 ret += mapcount; in page_trans_huge_mapcount()
2653 _total_mapcount += mapcount; in page_trans_huge_mapcount()
[all …]
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| D | swapfile.c | 1589 int mapcount, swapcount = 0; in page_trans_huge_map_swapcount() local
1595 mapcount = page_trans_huge_mapcount(page, total_mapcount); in page_trans_huge_map_swapcount()
1600 return mapcount + swapcount; in page_trans_huge_map_swapcount()
1619 mapcount = atomic_read(&page[i]._mapcount) + 1; in page_trans_huge_map_swapcount()
1620 _total_mapcount += mapcount; in page_trans_huge_map_swapcount()
1625 map_swapcount = max(map_swapcount, mapcount + swapcount); in page_trans_huge_map_swapcount()
1632 mapcount = compound_mapcount(page); in page_trans_huge_map_swapcount()
1633 map_swapcount += mapcount; in page_trans_huge_map_swapcount()
1634 _total_mapcount += mapcount; in page_trans_huge_map_swapcount()
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| D | filemap.c | 174 int mapcount; in unaccount_page_cache_page() local
182 mapcount = page_mapcount(page); in unaccount_page_cache_page()
184 page_count(page) >= mapcount + 2) { in unaccount_page_cache_page()
192 page_ref_sub(page, mapcount); in unaccount_page_cache_page()
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| /Linux-v5.4/drivers/xen/ |
| D | xen-scsiback.c | 444 int mapcount = 0, i, err = 0; in scsiback_gnttab_data_map_list() local
449 if (get_free_page(pg + mapcount)) { in scsiback_gnttab_data_map_list()
450 put_free_pages(pg, mapcount); in scsiback_gnttab_data_map_list()
454 gnttab_set_map_op(&map[mapcount], vaddr_page(pg[mapcount]), in scsiback_gnttab_data_map_list()
456 mapcount++; in scsiback_gnttab_data_map_list()
457 if (mapcount < VSCSI_GRANT_BATCH) in scsiback_gnttab_data_map_list()
459 err = scsiback_gnttab_data_map_batch(map, pg, grant, mapcount); in scsiback_gnttab_data_map_list()
460 pg += mapcount; in scsiback_gnttab_data_map_list()
461 grant += mapcount; in scsiback_gnttab_data_map_list()
462 pending_req->n_grants += mapcount; in scsiback_gnttab_data_map_list()
[all …]
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| /Linux-v5.4/fs/proc/ |
| D | task_mmu.c | 497 int mapcount = page_mapcount(page); in smaps_account() local
499 if (mapcount >= 2) in smaps_account()
500 pss /= mapcount; in smaps_account()
502 mapcount < 2); in smaps_account()
535 int mapcount; in smaps_pte_entry() local
538 mapcount = swp_swapcount(swpent); in smaps_pte_entry()
539 if (mapcount >= 2) { in smaps_pte_entry()
542 do_div(pss_delta, mapcount); in smaps_pte_entry()
726 int mapcount = page_mapcount(page); in smaps_hugetlb_range() local
728 if (mapcount >= 2) in smaps_hugetlb_range()
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| /Linux-v5.4/drivers/media/usb/stkwebcam/ |
| D | stk-webcam.h | 36 int mapcount; member
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| D | stk-webcam.c | 525 buf->mapcount = 0; in stk_setup_siobuf()
547 if (dev->sio_bufs[i].mapcount > 0) in stk_free_sio_buffers()
746 sbuf->mapcount++; in stk_v4l_vm_open()
751 sbuf->mapcount--; in stk_v4l_vm_close()
752 if (sbuf->mapcount == 0) in stk_v4l_vm_close()
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| /Linux-v5.4/kernel/irq/ |
| D | irqdomain.c | 527 domain->mapcount--; in irq_domain_disassociate()
573 domain->mapcount++; in irq_domain_associate()
1078 domain->mapcount++; in irq_domain_insert_irq()
1102 domain->mapcount--; in irq_domain_remove_irq()
1745 seq_printf(m, "%*smapped: %u\n", ind + 1, "", d->mapcount); in irq_domain_debug_show_one()
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| /Linux-v5.4/Documentation/vm/ |
| D | transhuge.rst | 140 This optimization is required to lower the overhead of per-subpage mapcount
157 the sum of mapcount of all sub-pages plus one (split_huge_page caller must
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| D | page_migration.rst | 102 entries. This decreases the mapcount of a page. If the resulting
103 mapcount is not zero then we do not migrate the page. All user space
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| /Linux-v5.4/include/linux/ |
| D | irqdomain.h | 166 unsigned int mapcount; member
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| D | mm.h | 737 int mapcount = page_mapcount(page); in page_trans_huge_mapcount() local
739 *total_mapcount = mapcount; in page_trans_huge_mapcount()
740 return mapcount; in page_trans_huge_mapcount()
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| /Linux-v5.4/Documentation/dev-tools/ |
| D | kasan.rst | 119 page:ffffea0007d13b00 count:1 mapcount:0 mapping:ffff8801f7001640 index:0x0
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| /Linux-v5.4/Documentation/admin-guide/cgroup-v1/ |
| D | memory.rst | 802 | | And mapcount of the page is ignored (the page can be moved even if |
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