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Searched refs:compound_head (Results 1 – 25 of 25) sorted by relevance

/linux/include/linux/
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);
494 TABLE_MATCH(compound_head, pt_list);
495 TABLE_MATCH(compound_head, _pt_pad_1);
A Dpage-flags.h221 unsigned long head = READ_ONCE(page[1].compound_head); in page_fixed_fake_head()
242 unsigned long head = READ_ONCE(page->compound_head); in _compound_head()
249 #define compound_head(page) ((typeof(page))_compound_head(page)) macro
281 return READ_ONCE(page->compound_head) & 1 || page_is_fake_head(page); in PageTail()
287 READ_ONCE(page->compound_head) & 1; in PageCompound()
350 #define PF_HEAD(page, enforce) PF_POISONED_CHECK(compound_head(page))
353 PF_POISONED_CHECK(compound_head(page)); })
848 WRITE_ONCE(page->compound_head, (unsigned long)head + 1); in set_compound_head()
853 WRITE_ONCE(page->compound_head, 0); in clear_compound_head()
1134 page = compound_head(page); in PageAnonExclusive()
A Dpagemap.h1024 head = compound_head(page); in page_to_pgoff()
A Dmm.h1277 return compound_head(page); in virt_to_head_page()
1455 page = compound_head(page); in try_get_page()
A Dskbuff.h2566 page = compound_head(page); in __skb_fill_netmem_desc()
/linux/Documentation/mm/
A Dvmemmap_dedup.rst27 is the compound_head field, and this field is the same for all tail pages.
127 The value of page->compound_head is the same for all tail pages. The first
130 pages of ``struct page`` (page 1 to page 7) is to point to page->compound_head.
178 page) associated with each HugeTLB page. The ``compound_head()`` can handle
182 that ``compound_head()`` can return the real head ``struct page`` when the
/linux/include/net/
A Dnetmem.h158 return page_to_netmem(compound_head(netmem_to_page(netmem))); in netmem_compound_head()
/linux/kernel/
A Dvmcore_info.c178 VMCOREINFO_OFFSET(page, compound_head); in crash_save_vmcoreinfo_init()
/linux/io_uring/
A Drsrc.c810 if (compound_head(pages[i]) == hpage) in headpage_already_acct()
821 if (compound_head(imu->bvec[j].bv_page) == hpage) in headpage_already_acct()
842 hpage = compound_head(pages[i]); in io_buffer_account_pin()
873 new_array[0] = compound_head(page_array[0]); in io_do_coalesce_buffer()
/linux/mm/
A Ddebug.c153 precise.compound_head &= ~1UL; in __dump_page()
A Dpage_isolation.c402 struct page *head = compound_head(page); in isolate_single_pageblock()
A Dslab.h98 SLAB_MATCH(compound_head, slab_cache); /* Ensure bit 0 is clear */
A Dmadvise.c1147 size = page_size(compound_head(page)); in madvise_inject_error()
A Dksm.c2308 && compound_head(page) == compound_head(tree_page); in cmp_and_merge_page()
A Dmemory-failure.c464 tk->size_shift = page_shift(compound_head(p)); in __add_to_kill()
A Dcompaction.c299 page = compound_head(page); in pageblock_skip_persistent()
A Dhuge_memory.c3264 page = compound_head(page); in __split_huge_page()
A Dpage_alloc.c985 if (unlikely(compound_head(page) != head_page)) { in free_tail_page_prepare()
/linux/net/core/
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/
A Diommu_api.c155 pageshift = page_shift(compound_head(page)); in mm_iommu_do_alloc()
/linux/drivers/infiniband/core/
A Dumem_odp.c498 struct page *head_page = compound_head(page); in ib_umem_odp_unmap_dma_pages()
/linux/drivers/dax/
A Ddevice.c94 page = compound_head(page); in dax_set_mapping()
/linux/drivers/vfio/
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/
A Dvmcoreinfo.rst144 (page, flags|_refcount|mapping|lru|_mapcount|private|compound_order|compound_head)
/linux/lib/
A Diov_iter.c341 head = compound_head(page); in page_copy_sane()

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