| /Linux-v5.10/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-v5.10/mm/ |
| D | debug.c | 58 int mapcount; in __dump_page() local
96 mapcount = PageSlab(head) ? 0 : page_mapcount(page); in __dump_page()
99 page, page_ref_count(head), mapcount, mapping, in __dump_page()
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| D | rmap.c | 759 int mapcount; member
810 pra->mapcount--; in page_referenced_one()
823 if (!pra->mapcount) in page_referenced_one()
857 .mapcount = total_mapcount(page), in page_referenced()
867 if (!pra.mapcount) in page_referenced()
1123 atomic_t *mapcount; in do_page_add_anon_rmap() local
1126 mapcount = compound_mapcount_ptr(page); in do_page_add_anon_rmap()
1127 first = atomic_inc_and_test(mapcount); in do_page_add_anon_rmap()
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| D | huge_memory.c | 2551 int i, ret, _total_mapcount, mapcount; in page_trans_huge_mapcount() local
2557 mapcount = atomic_read(&page->_mapcount) + 1; in page_trans_huge_mapcount()
2559 *total_mapcount = mapcount; in page_trans_huge_mapcount()
2560 return mapcount; in page_trans_huge_mapcount()
2567 mapcount = atomic_read(&page[i]._mapcount) + 1; in page_trans_huge_mapcount()
2568 ret = max(ret, mapcount); in page_trans_huge_mapcount()
2569 _total_mapcount += mapcount; in page_trans_huge_mapcount()
2575 mapcount = compound_mapcount(page); in page_trans_huge_mapcount()
2576 ret += mapcount; in page_trans_huge_mapcount()
2577 _total_mapcount += mapcount; in page_trans_huge_mapcount()
[all …]
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| D | swapfile.c | 1633 int mapcount, swapcount = 0; in page_trans_huge_map_swapcount() local
1639 mapcount = page_trans_huge_mapcount(page, total_mapcount); in page_trans_huge_map_swapcount()
1644 return mapcount + swapcount; in page_trans_huge_map_swapcount()
1663 mapcount = atomic_read(&page[i]._mapcount) + 1; in page_trans_huge_map_swapcount()
1664 _total_mapcount += mapcount; in page_trans_huge_map_swapcount()
1669 map_swapcount = max(map_swapcount, mapcount + swapcount); in page_trans_huge_map_swapcount()
1676 mapcount = compound_mapcount(page); in page_trans_huge_map_swapcount()
1677 map_swapcount += mapcount; in page_trans_huge_map_swapcount()
1678 _total_mapcount += mapcount; in page_trans_huge_map_swapcount()
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| D | filemap.c | 175 int mapcount; in unaccount_page_cache_page() local
183 mapcount = page_mapcount(page); in unaccount_page_cache_page()
185 page_count(page) >= mapcount + 2) { in unaccount_page_cache_page()
193 page_ref_sub(page, mapcount); in unaccount_page_cache_page()
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| /Linux-v5.10/drivers/xen/ |
| D | xen-scsiback.c | 407 int mapcount = 0, i, err = 0; in scsiback_gnttab_data_map_list() local
412 if (gnttab_page_cache_get(&info->free_pages, pg + mapcount)) { in scsiback_gnttab_data_map_list()
413 gnttab_page_cache_put(&info->free_pages, pg, mapcount); in scsiback_gnttab_data_map_list()
417 gnttab_set_map_op(&map[mapcount], vaddr_page(pg[mapcount]), in scsiback_gnttab_data_map_list()
419 mapcount++; in scsiback_gnttab_data_map_list()
420 if (mapcount < VSCSI_GRANT_BATCH) in scsiback_gnttab_data_map_list()
422 err = scsiback_gnttab_data_map_batch(map, pg, grant, mapcount); in scsiback_gnttab_data_map_list()
423 pg += mapcount; in scsiback_gnttab_data_map_list()
424 grant += mapcount; in scsiback_gnttab_data_map_list()
425 pending_req->n_grants += mapcount; in scsiback_gnttab_data_map_list()
[all …]
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| /Linux-v5.10/fs/proc/ |
| D | task_mmu.c | 467 int mapcount = page_mapcount(page); in smaps_account() local
469 if (mapcount >= 2) in smaps_account()
470 pss /= mapcount; in smaps_account()
472 mapcount < 2); in smaps_account()
505 int mapcount; in smaps_pte_entry() local
508 mapcount = swp_swapcount(swpent); in smaps_pte_entry()
509 if (mapcount >= 2) { in smaps_pte_entry()
512 do_div(pss_delta, mapcount); in smaps_pte_entry()
700 int mapcount = page_mapcount(page); in smaps_hugetlb_range() local
702 if (mapcount >= 2) in smaps_hugetlb_range()
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| /Linux-v5.10/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-v5.10/kernel/irq/ |
| D | irqdomain.c | 513 domain->mapcount--; in irq_domain_disassociate()
559 domain->mapcount++; in irq_domain_associate()
1096 domain->mapcount++; in irq_domain_insert_irq()
1120 domain->mapcount--; in irq_domain_remove_irq()
1843 seq_printf(m, "%*smapped: %u\n", ind + 1, "", d->mapcount); in irq_domain_debug_show_one()
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| /Linux-v5.10/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 | 105 entries. This decreases the mapcount of a page. If the resulting
106 mapcount is not zero then we do not migrate the page. All user space
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| /Linux-v5.10/include/linux/ |
| D | irqdomain.h | 168 unsigned int mapcount; member
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| D | mm.h | 849 int mapcount = page_mapcount(page); in page_trans_huge_mapcount() local
851 *total_mapcount = mapcount; in page_trans_huge_mapcount()
852 return mapcount; in page_trans_huge_mapcount()
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| /Linux-v5.10/Documentation/dev-tools/ |
| D | kasan.rst | 116 page:ffffea0007d13b00 count:1 mapcount:0 mapping:ffff8801f7001640 index:0x0
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| /Linux-v5.10/Documentation/admin-guide/cgroup-v1/ |
| D | memory.rst | 797 | | And mapcount of the page is ignored (the page can be moved even if |
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