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Searched refs:mapcount (Results 1 – 4 of 4) sorted by relevance

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A Ddebug.c74 int mapcount = atomic_read(&page->_mapcount) + 1; in __dump_folio() local
77 if (page_mapcount_is_type(mapcount)) in __dump_folio()
78 mapcount = 0; in __dump_folio()
81 folio_ref_count(folio), mapcount, mapping, in __dump_folio()
A Drmap.c840 int mapcount; member
880 pra->mapcount--; in folio_referenced_one()
914 pra->mapcount--; in folio_referenced_one()
944 if (!pra->mapcount) in folio_referenced_one()
991 .mapcount = folio_mapcount(folio), in folio_referenced()
1003 if (!pra.mapcount) in folio_referenced()
A Dfilemap.c163 int mapcount = folio_mapcount(folio); in filemap_unaccount_folio() local
165 if (folio_ref_count(folio) >= mapcount + 2) { in filemap_unaccount_folio()
173 folio_ref_sub(folio, mapcount); in filemap_unaccount_folio()
A DKconfig899 bool "No per-page mapcount (EXPERIMENTAL)"
906 instead: for example, using the average per-page mapcount in such
907 a large allocation instead of the per-page mapcount.

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