Searched refs:head_page (Results 1 – 8 of 8) sorted by relevance
| /linux-6.12.1/kernel/trace/ |
| D | ring_buffer.c | 485 struct buffer_page *head_page; /* read from head */ member
563 struct buffer_page *head_page; member
1262 head = cpu_buffer->head_page; in rb_head_page_activate()
1364 if (RB_WARN_ON(cpu_buffer, !cpu_buffer->head_page)) in rb_set_head_page()
1372 page = head = cpu_buffer->head_page; in rb_set_head_page()
1382 cpu_buffer->head_page = page; in rb_set_head_page()
1753 struct buffer_page *head_page; in rb_meta_validate_events() local
1772 head_page = cpu_buffer->head_page; in rb_meta_validate_events()
1775 if (head_page == cpu_buffer->reader_page && in rb_meta_validate_events()
1776 head_page == cpu_buffer->commit_page) in rb_meta_validate_events()
[all …]
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| D | trace.h | 820 extern void *head_page(struct trace_array_cpu *data);
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| /linux-6.12.1/drivers/infiniband/core/ |
| D | umem_odp.c | 498 struct page *head_page = compound_head(page); in ib_umem_odp_unmap_dma_pages() local
508 set_page_dirty(head_page); in ib_umem_odp_unmap_dma_pages()
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| /linux-6.12.1/Documentation/trace/ |
| D | ring-buffer-design.rst | 43 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.
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| /linux-6.12.1/drivers/net/ethernet/mellanox/mlx5/core/ |
| D | en_rx.c | 1988 struct mlx5e_frag_page *head_page = frag_page; in mlx5e_skb_from_cqe_mpwrq_nonlinear() local
2063 for (pfp = head_page; pfp < frag_page; pfp++) in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2089 xdp_update_skb_shared_info(skb, frag_page - head_page, in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2093 pagep = head_page; in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2115 addr = page_pool_get_dma_addr(head_page->page); in mlx5e_skb_from_cqe_mpwrq_nonlinear()
2116 mlx5e_copy_skb_header(rq, skb, head_page->page, addr, in mlx5e_skb_from_cqe_mpwrq_nonlinear()
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| /linux-6.12.1/drivers/net/ethernet/freescale/dpaa/ |
| D | dpaa_eth.c | 1804 struct page *page, *head_page; in sg_fd_to_skb() local
1861 head_page = virt_to_head_page(sg_vaddr); in sg_fd_to_skb()
1866 (page_address(page) - page_address(head_page)); in sg_fd_to_skb()
1876 skb_add_rx_frag(skb, i - 1, head_page, frag_off, in sg_fd_to_skb()
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| /linux-6.12.1/mm/ |
| D | page_alloc.c | 932 static int free_tail_page_prepare(struct page *head_page, struct page *page) in free_tail_page_prepare() argument
934 struct folio *folio = (struct folio *)head_page; in free_tail_page_prepare()
947 switch (page - head_page) { in free_tail_page_prepare()
985 if (unlikely(compound_head(page) != head_page)) { in free_tail_page_prepare()
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| /linux-6.12.1/drivers/net/ethernet/freescale/dpaa2/ |
| D | dpaa2-eth.c | 208 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()
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