Searched refs:head_page (Results 1 – 7 of 7) sorted by relevance
| /linux-6.3-rc2/kernel/trace/ |
| A D | ring_buffer.c | 564 struct buffer_page *head_page; member
1366 head = cpu_buffer->head_page; in rb_head_page_activate()
1760 cpu_buffer->head_page in rb_allocate_cpu_buffer()
2069 if (!head_page) in rb_insert_pages()
2071 prev_page = head_page->prev; in rb_insert_pages()
2090 head_page->prev = last_page; in rb_insert_pages()
4435 struct buffer_page *head_page; in ring_buffer_iter_empty() local
4444 head_page = cpu_buffer->head_page; in ring_buffer_iter_empty()
4469 (iter->head_page == reader && commit_page == head_page && in ring_buffer_iter_empty()
4470 head_page->read == commit && in ring_buffer_iter_empty()
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| A D | trace.h | 774 extern void *head_page(struct trace_array_cpu *data);
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| /linux-6.3-rc2/drivers/infiniband/core/ |
| A 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-6.3-rc2/Documentation/trace/ |
| A 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-6.3-rc2/drivers/net/ethernet/freescale/dpaa/ |
| A D | dpaa_eth.c | 1811 struct page *page, *head_page; in sg_fd_to_skb() local
1868 head_page = virt_to_head_page(sg_vaddr); in sg_fd_to_skb()
1873 (page_address(page) - page_address(head_page)); in sg_fd_to_skb()
1883 skb_add_rx_frag(skb, i - 1, head_page, frag_off, in sg_fd_to_skb()
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| /linux-6.3-rc2/drivers/net/ethernet/freescale/dpaa2/ |
| A 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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| /linux-6.3-rc2/mm/ |
| A D | page_alloc.c | 1296 static int free_tail_pages_check(struct page *head_page, struct page *page) in free_tail_pages_check() argument
1298 struct folio *folio = (struct folio *)head_page; in free_tail_pages_check()
1311 switch (page - head_page) { in free_tail_pages_check()
1344 if (unlikely(compound_head(page) != head_page)) { in free_tail_pages_check()
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