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Searched refs:max_ptes_none (Results 1 – 5 of 5) sorted by relevance

/linux/mm/
H A Dkhugepaged.c267 unsigned long max_ptes_none; in max_ptes_none_store() local
269 err = kstrtoul(buf, 10, &max_ptes_none); in max_ptes_none_store()
270 if (err || max_ptes_none > KHUGEPAGED_MAX_PTES_LIMIT) in max_ptes_none_store()
273 khugepaged_max_ptes_none = max_ptes_none; in max_ptes_none_store()
278 __ATTR_RW(max_ptes_none);
370 const unsigned int max_ptes_none = khugepaged_max_ptes_none; in collapse_max_ptes_none() local
379 return max_ptes_none; in collapse_max_ptes_none()
384 if (max_ptes_none == KHUGEPAGED_MAX_PTES_LIMIT) in collapse_max_ptes_none()
390 if (max_ptes_none) in collapse_max_ptes_none()
691 const unsigned int max_ptes_none = collapse_max_ptes_none(cc, vma, order); in __collapse_huge_page_isolate() local
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/linux/tools/testing/selftests/mm/
H A Dkhugepaged.c783 int max_ptes_none = hpage_pmd_nr / 2; in collapse_max_ptes_none() local
788 settings.khugepaged.max_ptes_none = max_ptes_none; in collapse_max_ptes_none()
800 ops->fault(p, 0, (hpage_pmd_nr - max_ptes_none - fault_nr_pages) * page_size); in collapse_max_ptes_none()
803 validate_memory(p, 0, (hpage_pmd_nr - max_ptes_none - fault_nr_pages) * page_size); in collapse_max_ptes_none()
809 ops->fault(p, 0, (hpage_pmd_nr - max_ptes_none) * page_size); in collapse_max_ptes_none()
813 (hpage_pmd_nr - max_ptes_none) * page_size); in collapse_max_ptes_none()
1349 default_settings.khugepaged.max_ptes_none = hpage_pmd_nr - 1; in main()
H A Dthp_settings.h
H A Dthp_settings.c
/linux/Documentation/admin-guide/mm/
H A Dtranshuge.rst216 the THP is above max_ptes_none (see below). It is possible to disable
314 ``max_ptes_none`` specifies how many empty (none/zero) pages are allowed
317 /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_none
324 value will emit a warning and mTHP collapse will default to max_ptes_none=0.
614 (/sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_none).
736 max_ptes_none threshold.