| /linux-4.1.27/arch/xtensa/mm/ |
| D | mmu.c | 21 static void * __init init_pmd(unsigned long vaddr, unsigned long n_pages) in init_pmd() argument
28 n_pages = ALIGN(n_pages, PTRS_PER_PTE); in init_pmd()
31 __func__, vaddr, n_pages); in init_pmd()
33 pte = alloc_bootmem_low_pages(n_pages * sizeof(pte_t)); in init_pmd()
35 for (i = 0; i < n_pages; ++i) in init_pmd()
38 for (i = 0; i < n_pages; i += PTRS_PER_PTE, ++pmd) { in init_pmd()
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| /linux-4.1.27/drivers/media/v4l2-core/ |
| D | videobuf2-vmalloc.c | 30 unsigned int n_pages; member
80 int n_pages, offset; in vb2_vmalloc_get_userptr() local
104 buf->n_pages = last - first + 1; in vb2_vmalloc_get_userptr()
105 buf->pages = kzalloc(buf->n_pages * sizeof(struct page *), in vb2_vmalloc_get_userptr()
111 n_pages = get_user_pages(current, current->mm, in vb2_vmalloc_get_userptr()
112 vaddr & PAGE_MASK, buf->n_pages, in vb2_vmalloc_get_userptr()
116 if (n_pages != buf->n_pages) in vb2_vmalloc_get_userptr()
119 buf->vaddr = vm_map_ram(buf->pages, buf->n_pages, -1, in vb2_vmalloc_get_userptr()
129 pr_debug("get_user_pages requested/got: %d/%d]\n", n_pages, in vb2_vmalloc_get_userptr()
130 buf->n_pages); in vb2_vmalloc_get_userptr()
[all …]
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| D | videobuf2-dma-contig.c | 61 unsigned int n_pages = PAGE_ALIGN(s->offset + s->length) in vb2_dc_sgt_foreach_page() local
65 for (j = 0; j < n_pages; ++j, ++page) in vb2_dc_sgt_foreach_page()
437 static int vb2_dc_get_user_pfn(unsigned long start, int n_pages, in vb2_dc_get_user_pfn() argument
454 for (i = 1; i < n_pages; ++i, start += PAGE_SIZE) { in vb2_dc_get_user_pfn()
471 int n_pages, struct vm_area_struct *vma, in vb2_dc_get_user_pages() argument
477 for (i = 0; i < n_pages; ++i, start += PAGE_SIZE) { in vb2_dc_get_user_pages()
494 n_pages, dma_dir == DMA_FROM_DEVICE, 1, pages, NULL); in vb2_dc_get_user_pages()
497 if (n != n_pages) { in vb2_dc_get_user_pages()
498 pr_err("got only %d of %d user pages\n", n, n_pages); in vb2_dc_get_user_pages()
579 int n_pages; in vb2_dc_get_userptr() local
[all …]
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| /linux-4.1.27/drivers/staging/comedi/ |
| D | comedi_buf.c | 39 for (i = 0; i < bm->n_pages; i++) { in comedi_buf_map_kref_release()
83 unsigned n_pages) in __comedi_buf_alloc() argument
111 bm->page_list = vzalloc(sizeof(*buf) * n_pages); in __comedi_buf_alloc()
113 pages = vmalloc(sizeof(struct page *) * n_pages); in __comedi_buf_alloc()
118 for (i = 0; i < n_pages; i++) { in __comedi_buf_alloc()
140 bm->n_pages = i; in __comedi_buf_alloc()
144 if (i == n_pages) in __comedi_buf_alloc()
145 async->prealloc_buf = vmap(pages, n_pages, VM_MAP, in __comedi_buf_alloc()
178 if (bm && bm->n_pages) in comedi_buf_map_from_subdev_get()
211 unsigned n_pages = new_size >> PAGE_SHIFT; in comedi_buf_alloc() local
[all …]
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| D | comedidev.h | 103 unsigned int n_pages; member
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| D | comedi_fops.c | 2144 int n_pages; in comedi_mmap() local
2194 n_pages = size >> PAGE_SHIFT; in comedi_mmap()
2198 if (!bm || n_pages > bm->n_pages) { in comedi_mmap()
2202 for (i = 0; i < n_pages; ++i) { in comedi_mmap()
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| /linux-4.1.27/arch/ia64/include/asm/ |
| D | uncached.h | 11 extern unsigned long uncached_alloc_page(int starting_nid, int n_pages);
12 extern void uncached_free_page(unsigned long uc_addr, int n_pages);
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| /linux-4.1.27/arch/ia64/kernel/ |
| D | uncached.c | 185 unsigned long uncached_alloc_page(int starting_nid, int n_pages) in uncached_alloc_page() argument
206 n_pages * PAGE_SIZE); in uncached_alloc_page()
226 void uncached_free_page(unsigned long uc_addr, int n_pages) in uncached_free_page() argument
237 gen_pool_free(pool, uc_addr, n_pages * PAGE_SIZE); in uncached_free_page()
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| /linux-4.1.27/arch/arc/include/asm/ |
| D | arcregs.h | 189 #define PAGES_TO_KB(n_pages) ((n_pages) << (PAGE_SHIFT - 10)) argument
190 #define PAGES_TO_MB(n_pages) (PAGES_TO_KB(n_pages) >> 10) argument
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| /linux-4.1.27/include/linux/ |
| D | fscache-cache.h | 154 atomic_t n_pages; /* number of pages to be retrieved */ member
196 int n_pages) in fscache_retrieval_complete() argument
198 atomic_sub(n_pages, &op->n_pages); in fscache_retrieval_complete()
199 if (atomic_read(&op->n_pages) <= 0) in fscache_retrieval_complete()
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| D | scatterlist.h | 238 struct page **pages, unsigned int n_pages,
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| /linux-4.1.27/arch/sh/mm/ |
| D | cache-sh5.c | 149 int n_pages; in sh64_icache_inv_user_page_range() local
154 n_pages = ((end - start) >> PAGE_SHIFT); in sh64_icache_inv_user_page_range()
155 if (n_pages >= 64) { in sh64_icache_inv_user_page_range()
470 int n_pages = ((end - start) >> PAGE_SHIFT); in sh64_dcache_purge_user_range() local
472 if (n_pages >= 64 || ((start ^ (end - 1)) & PMD_MASK)) { in sh64_dcache_purge_user_range()
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| /linux-4.1.27/kernel/ |
| D | relay.c | 71 static struct page **relay_alloc_page_array(unsigned int n_pages) in relay_alloc_page_array() argument
73 const size_t pa_size = n_pages * sizeof(struct page *); in relay_alloc_page_array()
129 unsigned int i, j, n_pages; in relay_alloc_buf() local
132 n_pages = *size >> PAGE_SHIFT; in relay_alloc_buf()
134 buf->page_array = relay_alloc_page_array(n_pages); in relay_alloc_buf()
138 for (i = 0; i < n_pages; i++) { in relay_alloc_buf()
144 mem = vmap(buf->page_array, n_pages, VM_MAP, PAGE_KERNEL); in relay_alloc_buf()
149 buf->page_count = n_pages; in relay_alloc_buf()
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| /linux-4.1.27/lib/ |
| D | scatterlist.c | 365 struct page **pages, unsigned int n_pages, in sg_alloc_table_from_pages() argument
377 for (i = 1; i < n_pages; ++i) in sg_alloc_table_from_pages()
392 for (j = cur_page + 1; j < n_pages; ++j) in sg_alloc_table_from_pages()
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| /linux-4.1.27/drivers/net/ethernet/sfc/ |
| D | mcdi_mon.c | 312 unsigned int n_pages, n_sensors, n_attrs, page; in efx_mcdi_mon_probe() local
335 n_pages = page; in efx_mcdi_mon_probe()
381 if (page == n_pages) in efx_mcdi_mon_probe()
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| /linux-4.1.27/fs/fscache/ |
| D | page.c | 261 ASSERTCMP(atomic_read(&op->n_pages), ==, 0); in fscache_release_retrieval_op()
340 atomic_set(&op->n_pages, 0); in fscache_do_cancel_retrieval()
434 atomic_set(&op->n_pages, 1); in __fscache_read_or_alloc_page()
567 atomic_set(&op->n_pages, *nr_pages); in __fscache_read_or_alloc_pages()
683 atomic_set(&op->n_pages, 1); in __fscache_alloc_page()
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| /linux-4.1.27/drivers/infiniband/ulp/isert/ |
| D | ib_isert.c | 2524 int i = 0, new_chunk, last_ent, n_pages; in isert_map_fr_pagelist() local
2526 n_pages = 0; in isert_map_fr_pagelist()
2547 fr_pl[n_pages++] = page; in isert_map_fr_pagelist()
2549 n_pages - 1, page); in isert_map_fr_pagelist()
2554 return n_pages; in isert_map_fr_pagelist()
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| /linux-4.1.27/Documentation/filesystems/caching/ |
| D | backend-api.txt | 557 int n_pages);
|