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Searched refs:compound_head (Results 1 – 18 of 18) sorted by relevance

/linux/include/linux/
H A Dpage-flags.h222 unsigned long head = READ_ONCE(page[1].compound_head); in page_fixed_fake_head()
243 unsigned long head = READ_ONCE(page->compound_head); in _compound_head()
250 #define compound_head(page) ((typeof(page))_compound_head(page)) macro
282 return READ_ONCE(page->compound_head) & 1 || page_is_fake_head(page); in PageTail()
288 READ_ONCE(page->compound_head) & 1; in PageCompound()
310 VM_BUG_ON_PGFLAGS(page->compound_head & 1, page); in const_folio_flags()
319 VM_BUG_ON_PGFLAGS(page->compound_head & 1, page); in folio_flags()
351 #define PF_HEAD(page, enforce) PF_POISONED_CHECK(compound_head(page))
354 PF_POISONED_CHECK(compound_head(page)); })
855 WRITE_ONCE(page->compound_head, (unsigned long)head + 1); in set_compound_head()
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H A Dmm_types.h129 unsigned long compound_head; /* Bit zero is set */ member
407 FOLIO_MATCH(compound_head, lru);
426 FOLIO_MATCH(compound_head, _head_1);
432 FOLIO_MATCH(compound_head, _head_2);
434 FOLIO_MATCH(compound_head, _head_2a);
500 TABLE_MATCH(compound_head, pt_list);
501 TABLE_MATCH(compound_head, _pt_pad_1);
H A Dmm.h1290 return compound_head(page); in virt_to_head_page()
1469 page = compound_head(page); in try_get_page()
/linux/mm/
H A Ddebug.c134 head = precise.compound_head; in __dump_page()
156 precise.compound_head &= ~1UL; in __dump_page()
H A Dpage_isolation.c400 struct page *head = compound_head(page); in isolate_single_pageblock()
H A Dmadvise.c1381 size = page_size(compound_head(page)); in madvise_inject_error()
H A Dcompaction.c300 page = compound_head(page); in pageblock_skip_persistent()
H A Dhuge_memory.c3356 page = compound_head(page); in __split_huge_page()
H A Dpage_alloc.c985 if (unlikely(compound_head(page) != head_page)) { in free_tail_page_prepare()
/linux/io_uring/
H A Drsrc.c572 if (compound_head(pages[i]) == hpage) in headpage_already_acct()
587 if (compound_head(imu->bvec[j].bv_page) == hpage) in headpage_already_acct()
608 hpage = compound_head(pages[i]); in io_buffer_account_pin()
640 new_array[0] = compound_head(page_array[0]); in io_coalesce_buffer()
/linux/kernel/
H A Dvmcore_info.c178 VMCOREINFO_OFFSET(page, compound_head); in crash_save_vmcoreinfo_init()
/linux/net/core/
H A Ddatagram.c653 head = compound_head(pages[n]); in zerocopy_fill_skb_from_iter()
660 head = compound_head(pages[n]); in zerocopy_fill_skb_from_iter()
/linux/arch/powerpc/mm/book3s64/
H A Diommu_api.c155 pageshift = page_shift(compound_head(page)); in mm_iommu_do_alloc()
/linux/drivers/infiniband/core/
H A Dumem_odp.c498 struct page *head_page = compound_head(page); in ib_umem_odp_unmap_dma_pages()
/linux/drivers/dax/
H A Ddevice.c94 page = compound_head(page); in dax_set_mapping()
/linux/drivers/vfio/
H A Dvfio_iommu_spapr_tce.c195 return page_shift(compound_head(page)) >= it_page_shift; in tce_page_is_contained()
/linux/Documentation/admin-guide/kdump/
H A Dvmcoreinfo.rst144 (page, flags|_refcount|mapping|lru|_mapcount|private|compound_order|compound_head)
/linux/lib/
H A Diov_iter.c341 head = compound_head(page); in page_copy_sane()