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Searched refs:head_page (Results 1 – 9 of 9) sorted by relevance

/linux-6.15/kernel/trace/
H A Dring_buffer.c568 struct buffer_page *head_page; member
1267 head = cpu_buffer->head_page; in rb_head_page_activate()
1888 head_page = cpu_buffer->head_page; in rb_meta_validate_events()
2300 if (!cpu_buffer->head_page) in rb_allocate_cpu_buffer()
2308 cpu_buffer->head_page in rb_allocate_cpu_buffer()
2748 head_page = &hpage->list; in rb_insert_pages()
2749 prev_page = head_page->prev; in rb_insert_pages()
5192 head_page = cpu_buffer->head_page; in ring_buffer_iter_empty()
5217 (iter->head_page == reader && commit_page == head_page && in ring_buffer_iter_empty()
6031 cpu_buffer->head_page in rb_reset_cpu()
[all …]
H A Dtrace.h854 extern void *head_page(struct trace_array_cpu *data);
/linux-6.15/drivers/infiniband/core/
H A Dumem_odp.c500 struct page *head_page = compound_head(page); in ib_umem_odp_unmap_dma_pages() local
510 set_page_dirty(head_page); in ib_umem_odp_unmap_dma_pages()
/linux-6.15/Documentation/trace/
H A Dring-buffer-design.rst43 head_page
113 The head_page, tail_page and commit_page are all initialized to point
123 it will swap its page with the head_page. The old reader page will
124 become part of the ring buffer and the head_page will be removed.
421 of the head_page pointer with the swapping of pages with the reader.
/linux-6.15/drivers/net/ethernet/mellanox/mlx5/core/
H A Den_rx.c1986 struct mlx5e_frag_page *head_page = frag_page; in mlx5e_skb_from_cqe_mpwrq_nonlinear() local
2061 for (pfp = head_page; pfp < frag_page; pfp++) in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2087 xdp_update_skb_shared_info(skb, frag_page - head_page, in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2091 pagep = head_page; in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2113 addr = page_pool_get_dma_addr(head_page->page); in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2114 mlx5e_copy_skb_header(rq, skb, head_page->page, addr, in mlx5e_skb_from_cqe_mpwrq_nonlinear()
/linux-6.15/drivers/net/ethernet/freescale/dpaa/
H A Ddpaa_eth.c1820 struct page *page, *head_page; in sg_fd_to_skb() local
1881 head_page = virt_to_head_page(sg_vaddr); in sg_fd_to_skb()
1886 (page_address(page) - page_address(head_page)); in sg_fd_to_skb()
1897 skb_add_rx_frag(skb, i - 1, head_page, page_offset, in sg_fd_to_skb()
/linux-6.15/mm/
H A Dpage_alloc.c958 static int free_tail_page_prepare(struct page *head_page, struct page *page) in free_tail_page_prepare() argument
960 struct folio *folio = (struct folio *)head_page; in free_tail_page_prepare()
973 switch (page - head_page) { in free_tail_page_prepare()
1039 if (unlikely(compound_head(page) != head_page)) { in free_tail_page_prepare()
/linux-6.15/drivers/net/ethernet/freescale/dpaa2/
H A Ddpaa2-eth.c208 struct page *page, *head_page; in dpaa2_eth_build_frag_skb() local
251 head_page = virt_to_head_page(sg_vaddr); in dpaa2_eth_build_frag_skb()
260 (page_address(page) - page_address(head_page)); in dpaa2_eth_build_frag_skb()
262 skb_add_rx_frag(skb, i - 1, head_page, page_offset, in dpaa2_eth_build_frag_skb()
/linux-6.15/drivers/net/ethernet/broadcom/bnxt/
H A Dbnxt.c3547 int i, head_page, start_idx, source_offset; in __bnxt_copy_ring() local
3550 head_page = head / rmem->page_size; in __bnxt_copy_ring()
3555 start_idx = head_page % MAX_CTX_PAGES; in __bnxt_copy_ring()