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

/Linux-v6.6/Documentation/core-api/
Dpin_user_pages.rst56 value: GUP_PIN_COUNTING_BIAS.
58 For large folios, the GUP_PIN_COUNTING_BIAS scheme is not used. Instead,
107 large value (GUP_PIN_COUNTING_BIAS, initially chosen to be 1024: 10 bits) to
/Linux-v6.6/mm/
Dgup.c176 refs * (GUP_PIN_COUNTING_BIAS - 1)); in try_grab_folio()
198 refs *= GUP_PIN_COUNTING_BIAS; in gup_put_folio()
254 folio_ref_add(folio, GUP_PIN_COUNTING_BIAS); in try_grab_page()
301 WARN_ON_ONCE(folio_ref_count(folio) < GUP_PIN_COUNTING_BIAS); in folio_add_pin()
302 folio_ref_add(folio, GUP_PIN_COUNTING_BIAS); in folio_add_pin()
/Linux-v6.6/drivers/iommu/iommufd/
Dselftest.c592 if (count / GUP_PIN_COUNTING_BIAS != refs) { in iommufd_test_md_check_refs()
/Linux-v6.6/include/linux/
Dmm.h1577 #define GUP_PIN_COUNTING_BIAS (1U << 10) macro
1933 GUP_PIN_COUNTING_BIAS; in folio_maybe_dma_pinned()