Searched refs:_mapcount (Results 1 – 10 of 10) sorted by relevance
| /Linux-v6.1/include/linux/ |
| D | mm_types.h | 194 atomic_t _mapcount; member
296 atomic_t _mapcount; member
324 FOLIO_MATCH(_mapcount, _mapcount);
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| D | rmap.h | 209 atomic_inc(compound ? compound_mapcount_ptr(page) : &page->_mapcount); in __page_dup_rmap()
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| D | mm.h | 846 atomic_set(&(page)->_mapcount, -1); in page_mapcount_reset()
863 return atomic_read(&page->_mapcount) + 1; in page_mapcount()
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| /Linux-v6.1/mm/ |
| D | util.c | 731 return atomic_read(&folio->_mapcount) >= 0; in folio_mapped()
739 if (atomic_read(&folio_page(folio, i)->_mapcount) >= 0) in folio_mapped()
791 ret = atomic_read(&page->_mapcount) + 1; in __page_mapcount()
822 return atomic_read(&folio->_mapcount) + 1; in folio_mapcount()
830 ret += atomic_read(&folio_page(folio, i)->_mapcount) + 1; in folio_mapcount()
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| D | rmap.c | 1212 first = atomic_inc_and_test(&page->_mapcount); in page_add_anon_rmap()
1273 atomic_set(&page->_mapcount, 0); in page_add_new_anon_rmap()
1298 if (atomic_inc_and_test(&page[i]._mapcount)) in page_add_file_rmap()
1325 if (atomic_inc_and_test(&page->_mapcount)) in page_add_file_rmap()
1354 if (atomic_add_negative(-1, &page[i]._mapcount)) in page_remove_file_rmap()
1366 if (atomic_add_negative(-1, &page->_mapcount)) in page_remove_file_rmap()
1396 if (atomic_add_negative(-1, &page[i]._mapcount)) in page_remove_anon_compound_rmap()
1439 if (!atomic_add_negative(-1, &page->_mapcount)) in page_remove_rmap()
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| D | huge_memory.c | 2224 atomic_inc(&page[i]._mapcount); in __split_huge_pmd_locked()
2236 atomic_inc(&page[i]._mapcount); in __split_huge_pmd_locked()
2247 atomic_dec(&page[i]._mapcount); in __split_huge_pmd_locked()
2424 VM_BUG_ON_PAGE(atomic_read(&page_tail->_mapcount) != -1, page_tail); in __split_huge_page_tail()
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| D | page_alloc.c | 1258 if (unlikely(atomic_read(&page->_mapcount) != -1)) in page_expected_state()
1276 if (unlikely(atomic_read(&page->_mapcount) != -1)) in page_bad_reason()
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| /Linux-v6.1/Documentation/mm/ |
| D | transhuge.rst | 120 - map/unmap of the pages with PTE entry increment/decrement ->_mapcount
125 ->_mapcount of all sub-pages in order to have race-free detection of
130 For anonymous pages, PageDoubleMap() also indicates ->_mapcount in all
136 tracking. The alternative is to alter ->_mapcount in all subpages on each
156 page->_mapcount of anonymous pages. File pages just get unmapped.
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| /Linux-v6.1/kernel/ |
| D | crash_core.c | 453 VMCOREINFO_OFFSET(page, _mapcount); in crash_save_vmcoreinfo_init()
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| /Linux-v6.1/Documentation/admin-guide/kdump/ |
| D | vmcoreinfo.rst | 144 (page, flags|_refcount|mapping|lru|_mapcount|private|compound_dtor|compound_order|compound_head)
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