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Searched refs:n_pages (Results 1 - 25 of 57) sorted by relevance

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/kernel/linux/linux-5.10/arch/xtensa/mm/
H A Dmmu.c22 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()
30 pr_debug("%s: vaddr: 0x%08lx, n_pages: %ld\n", in init_pmd()
31 __func__, vaddr, n_pages); in init_pmd()
33 pte = memblock_alloc_low(n_pages * sizeof(pte_t), PAGE_SIZE); in init_pmd()
36 __func__, n_pages * sizeof(pte_t), PAGE_SIZE); in init_pmd()
38 for (i = 0; i < n_pages; ++i) in init_pmd()
41 for (i = 0; i < n_pages; i += PTRS_PER_PTE, ++pmd) { in init_pmd()
H A Dkasan_init.c39 unsigned long n_pages = (end - start) / PAGE_SIZE; in populate() local
40 unsigned long n_pmds = n_pages / PTRS_PER_PTE; in populate()
44 pte_t *pte = memblock_alloc(n_pages * sizeof(pte_t), PAGE_SIZE); in populate()
48 __func__, n_pages * sizeof(pte_t), PAGE_SIZE); in populate()
/kernel/linux/linux-6.6/arch/xtensa/mm/
H A Dmmu.c24 static void * __init init_pmd(unsigned long vaddr, unsigned long n_pages) in init_pmd() argument
30 n_pages = ALIGN(n_pages, PTRS_PER_PTE); in init_pmd()
32 pr_debug("%s: vaddr: 0x%08lx, n_pages: %ld\n", in init_pmd()
33 __func__, vaddr, n_pages); in init_pmd()
35 pte = memblock_alloc_low(n_pages * sizeof(pte_t), PAGE_SIZE); in init_pmd()
38 __func__, n_pages * sizeof(pte_t), PAGE_SIZE); in init_pmd()
40 for (i = 0; i < n_pages; ++i) in init_pmd()
43 for (i = 0; i < n_pages; i += PTRS_PER_PTE, ++pmd) { in init_pmd()
H A Dkasan_init.c37 unsigned long n_pages = (end - start) / PAGE_SIZE; in populate() local
38 unsigned long n_pmds = n_pages / PTRS_PER_PTE; in populate()
42 pte_t *pte = memblock_alloc(n_pages * sizeof(pte_t), PAGE_SIZE); in populate()
46 __func__, n_pages * sizeof(pte_t), PAGE_SIZE); in populate()
/kernel/linux/linux-5.10/mm/
H A Dballoon_compaction.c45 size_t n_pages = 0; in balloon_page_list_enqueue() local
51 n_pages++; in balloon_page_list_enqueue()
54 return n_pages; in balloon_page_list_enqueue()
81 size_t n_pages = 0; in balloon_page_list_dequeue() local
85 if (n_pages == n_req_pages) in balloon_page_list_dequeue()
106 n_pages++; in balloon_page_list_dequeue()
110 return n_pages; in balloon_page_list_dequeue()
181 int n_pages; in balloon_page_dequeue() local
183 n_pages = balloon_page_list_dequeue(b_dev_info, &pages, 1); in balloon_page_dequeue()
185 if (n_pages ! in balloon_page_dequeue()
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/kernel/linux/linux-6.6/mm/
H A Dballoon_compaction.c45 size_t n_pages = 0; in balloon_page_list_enqueue() local
51 n_pages++; in balloon_page_list_enqueue()
54 return n_pages; in balloon_page_list_enqueue()
81 size_t n_pages = 0; in balloon_page_list_dequeue() local
85 if (n_pages == n_req_pages) in balloon_page_list_dequeue()
106 n_pages++; in balloon_page_list_dequeue()
110 return n_pages; in balloon_page_list_dequeue()
181 int n_pages; in balloon_page_dequeue() local
183 n_pages = balloon_page_list_dequeue(b_dev_info, &pages, 1); in balloon_page_dequeue()
185 if (n_pages ! in balloon_page_dequeue()
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/kernel/linux/linux-6.6/drivers/xen/
H A Dgrant-dma-ops.c83 unsigned int i, n_pages = XEN_PFN_UP(size); in xen_grant_dma_alloc() local
95 ret = alloc_pages_exact(n_pages * XEN_PAGE_SIZE, gfp); in xen_grant_dma_alloc()
101 if (gnttab_alloc_grant_reference_seq(n_pages, &grant)) { in xen_grant_dma_alloc()
102 free_pages_exact(ret, n_pages * XEN_PAGE_SIZE); in xen_grant_dma_alloc()
106 for (i = 0; i < n_pages; i++) { in xen_grant_dma_alloc()
120 unsigned int i, n_pages = XEN_PFN_UP(size); in xen_grant_dma_free() local
132 for (i = 0; i < n_pages; i++) { in xen_grant_dma_free()
140 gnttab_free_grant_reference_seq(grant, n_pages); in xen_grant_dma_free()
142 free_pages_exact(vaddr, n_pages * XEN_PAGE_SIZE); in xen_grant_dma_free()
174 unsigned int i, n_pages in xen_grant_dma_map_page() local
208 unsigned int i, n_pages = XEN_PFN_UP(dma_offset + size); xen_grant_dma_unmap_page() local
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H A Dprivcmd-buf.c33 unsigned int n_pages; member
59 for (i = 0; i < vma_priv->n_pages; i++) in privcmd_buf_vmapriv_free()
151 vma_priv->n_pages++; in privcmd_buf_mmap()
165 if (vma_priv->n_pages != count) in privcmd_buf_mmap()
169 vma_priv->n_pages); in privcmd_buf_mmap()
/kernel/linux/linux-5.10/drivers/staging/comedi/
H A Dcomedi_buf.c37 PAGE_SIZE * bm->n_pages, in comedi_buf_map_kref_release()
40 for (i = 0; i < bm->n_pages; i++) { in comedi_buf_map_kref_release()
76 unsigned int n_pages) in comedi_buf_map_alloc()
93 bm->page_list = vzalloc(sizeof(*buf) * n_pages); in comedi_buf_map_alloc()
106 PAGE_SIZE * n_pages, &dma_addr, in comedi_buf_map_alloc()
111 for (i = 0; i < n_pages; i++) { in comedi_buf_map_alloc()
117 bm->n_pages = i; in comedi_buf_map_alloc()
119 for (i = 0; i < n_pages; i++) { in comedi_buf_map_alloc()
128 bm->n_pages = i; in comedi_buf_map_alloc()
129 if (i < n_pages) in comedi_buf_map_alloc()
75 comedi_buf_map_alloc(struct comedi_device *dev, enum dma_data_direction dma_dir, unsigned int n_pages) comedi_buf_map_alloc() argument
140 __comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s, unsigned int n_pages) __comedi_buf_alloc() argument
276 unsigned int n_pages = new_size >> PAGE_SHIFT; comedi_buf_alloc() local
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/kernel/linux/linux-6.6/drivers/comedi/
H A Dcomedi_buf.c36 PAGE_SIZE * bm->n_pages, in comedi_buf_map_kref_release()
39 for (i = 0; i < bm->n_pages; i++) { in comedi_buf_map_kref_release()
75 unsigned int n_pages) in comedi_buf_map_alloc()
92 bm->page_list = vzalloc(sizeof(*buf) * n_pages); in comedi_buf_map_alloc()
105 PAGE_SIZE * n_pages, &dma_addr, in comedi_buf_map_alloc()
110 for (i = 0; i < n_pages; i++) { in comedi_buf_map_alloc()
116 bm->n_pages = i; in comedi_buf_map_alloc()
118 for (i = 0; i < n_pages; i++) { in comedi_buf_map_alloc()
127 bm->n_pages = i; in comedi_buf_map_alloc()
128 if (i < n_pages) in comedi_buf_map_alloc()
74 comedi_buf_map_alloc(struct comedi_device *dev, enum dma_data_direction dma_dir, unsigned int n_pages) comedi_buf_map_alloc() argument
139 __comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s, unsigned int n_pages) __comedi_buf_alloc() argument
275 unsigned int n_pages = new_size >> PAGE_SHIFT; comedi_buf_alloc() local
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/kernel/linux/linux-5.10/drivers/gpu/drm/i915/gt/
H A Dshmem_utils.c55 size_t n_pages, i; in shmem_pin_map() local
58 n_pages = file->f_mapping->host->i_size >> PAGE_SHIFT; in shmem_pin_map()
59 pages = kvmalloc_array(n_pages, sizeof(*pages), GFP_KERNEL); in shmem_pin_map()
63 for (i = 0; i < n_pages; i++) { in shmem_pin_map()
70 vaddr = vmap(pages, n_pages, VM_MAP_PUT_PAGES, PAGE_KERNEL); in shmem_pin_map()
/kernel/linux/linux-5.10/drivers/misc/
H A Dvmw_balloon.c246 unsigned int n_pages; member
662 * @ctl.pages and updates @ctl.n_pages to reflect the number of pages.
706 ctl->n_pages = i; in vmballoon_alloc_page_list()
708 return req_n_pages == ctl->n_pages ? 0 : -ENOMEM; in vmballoon_alloc_page_list()
866 num_pages = ctl->n_pages; in vmballoon_lock()
877 batch_status = vmballoon_lock_op(b, ctl->n_pages, ctl->page_size, in vmballoon_lock()
882 * @ctl->n_pages we are saving the original value in @num_pages and in vmballoon_lock()
907 ctl->n_pages--; in vmballoon_lock()
920 * @n_pages: pointer to the number of pages.
926 int *n_pages, in vmballoon_release_page_list()
925 vmballoon_release_page_list(struct list_head *page_list, int *n_pages, enum vmballoon_page_size_type page_size) vmballoon_release_page_list() argument
1001 vmballoon_enqueue_page_list(struct vmballoon *b, struct list_head *pages, unsigned int *n_pages, enum vmballoon_page_size_type page_size) vmballoon_enqueue_page_list() argument
1044 vmballoon_dequeue_page_list(struct vmballoon *b, struct list_head *pages, unsigned int *n_pages, enum vmballoon_page_size_type page_size, unsigned int n_req_pages) vmballoon_dequeue_page_list() argument
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/kernel/linux/linux-6.6/drivers/misc/
H A Dvmw_balloon.c244 unsigned int n_pages; member
655 * @ctl.pages and updates @ctl.n_pages to reflect the number of pages.
699 ctl->n_pages = i; in vmballoon_alloc_page_list()
701 return req_n_pages == ctl->n_pages ? 0 : -ENOMEM; in vmballoon_alloc_page_list()
859 num_pages = ctl->n_pages; in vmballoon_lock()
870 batch_status = vmballoon_lock_op(b, ctl->n_pages, ctl->page_size, in vmballoon_lock()
875 * @ctl->n_pages we are saving the original value in @num_pages and in vmballoon_lock()
900 ctl->n_pages--; in vmballoon_lock()
913 * @n_pages: pointer to the number of pages.
919 int *n_pages, in vmballoon_release_page_list()
918 vmballoon_release_page_list(struct list_head *page_list, int *n_pages, enum vmballoon_page_size_type page_size) vmballoon_release_page_list() argument
994 vmballoon_enqueue_page_list(struct vmballoon *b, struct list_head *pages, unsigned int *n_pages, enum vmballoon_page_size_type page_size) vmballoon_enqueue_page_list() argument
1037 vmballoon_dequeue_page_list(struct vmballoon *b, struct list_head *pages, unsigned int *n_pages, enum vmballoon_page_size_type page_size, unsigned int n_req_pages) vmballoon_dequeue_page_list() argument
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/kernel/linux/linux-5.10/drivers/xen/
H A Dprivcmd-buf.c33 unsigned int n_pages; member
59 for (i = 0; i < vma_priv->n_pages; i++) in privcmd_buf_vmapriv_free()
151 vma_priv->n_pages++; in privcmd_buf_mmap()
165 if (vma_priv->n_pages != count) in privcmd_buf_mmap()
169 vma_priv->n_pages); in privcmd_buf_mmap()
/kernel/linux/linux-6.6/drivers/gpu/drm/i915/gt/
H A Dshmem_utils.c60 size_t n_pages, i; in shmem_pin_map() local
63 n_pages = file->f_mapping->host->i_size >> PAGE_SHIFT; in shmem_pin_map()
64 pages = kvmalloc_array(n_pages, sizeof(*pages), GFP_KERNEL); in shmem_pin_map()
68 for (i = 0; i < n_pages; i++) { in shmem_pin_map()
75 vaddr = vmap(pages, n_pages, VM_MAP_PUT_PAGES, PAGE_KERNEL); in shmem_pin_map()
/kernel/linux/linux-5.10/drivers/media/common/videobuf2/
H A Dvideobuf2-vmalloc.c80 int n_pages, offset, i; in vb2_vmalloc_get_userptr() local
96 n_pages = frame_vector_count(vec); in vb2_vmalloc_get_userptr()
104 for (i = 1; i < n_pages; i++) in vb2_vmalloc_get_userptr()
110 buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1); in vb2_vmalloc_get_userptr()
132 unsigned int n_pages; in vb2_vmalloc_put_userptr() local
135 n_pages = frame_vector_count(buf->vec); in vb2_vmalloc_put_userptr()
138 vm_unmap_ram((void *)vaddr, n_pages); in vb2_vmalloc_put_userptr()
141 for (i = 0; i < n_pages; i++) in vb2_vmalloc_put_userptr()
/kernel/linux/linux-6.6/drivers/media/common/videobuf2/
H A Dvideobuf2-vmalloc.c78 int n_pages, offset, i; in vb2_vmalloc_get_userptr() local
96 n_pages = frame_vector_count(vec); in vb2_vmalloc_get_userptr()
104 for (i = 1; i < n_pages; i++) in vb2_vmalloc_get_userptr()
110 buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1); in vb2_vmalloc_get_userptr()
132 unsigned int n_pages; in vb2_vmalloc_put_userptr() local
135 n_pages = frame_vector_count(buf->vec); in vb2_vmalloc_put_userptr()
138 vm_unmap_ram((void *)vaddr, n_pages); in vb2_vmalloc_put_userptr()
141 for (i = 0; i < n_pages; i++) in vb2_vmalloc_put_userptr()
/kernel/linux/linux-5.10/arch/riscv/mm/
H A Dkasan_init.c57 unsigned long n_pages = (vend - vaddr) / PAGE_SIZE; in populate() local
59 ((n_pages + PTRS_PER_PTE) & -PTRS_PER_PTE) / PTRS_PER_PTE; in populate()
69 for (i = 0; i < n_pages; i++) { in populate()
/kernel/linux/linux-5.10/arch/ia64/kernel/
H A Duncached.c173 * @n_pages: number of contiguous pages to allocate
179 unsigned long uncached_alloc_page(int starting_nid, int n_pages) in uncached_alloc_page() argument
200 n_pages * PAGE_SIZE); in uncached_alloc_page()
216 * @n_pages: number of contiguous pages to free
220 void uncached_free_page(unsigned long uc_addr, int n_pages) in uncached_free_page() argument
231 gen_pool_free(pool, uc_addr, n_pages * PAGE_SIZE); in uncached_free_page()
/kernel/linux/linux-6.6/arch/ia64/kernel/
H A Duncached.c171 * @n_pages: number of contiguous pages to allocate
177 unsigned long uncached_alloc_page(int starting_nid, int n_pages) in uncached_alloc_page() argument
198 n_pages * PAGE_SIZE); in uncached_alloc_page()
214 * @n_pages: number of contiguous pages to free
218 void uncached_free_page(unsigned long uc_addr, int n_pages) in uncached_free_page() argument
229 gen_pool_free(pool, uc_addr, n_pages * PAGE_SIZE); in uncached_free_page()
/kernel/linux/linux-5.10/drivers/gpu/drm/i915/
H A Dintel_memory_region.c75 unsigned long n_pages; in __intel_memory_region_get_pages_buddy() local
93 n_pages = size >> ilog2(mem->mm.chunk_size); in __intel_memory_region_get_pages_buddy()
101 order = fls(n_pages) - 1; in __intel_memory_region_get_pages_buddy()
114 n_pages -= BIT(order); in __intel_memory_region_get_pages_buddy()
119 if (!n_pages) in __intel_memory_region_get_pages_buddy()
/kernel/linux/linux-5.10/lib/
H A Dscatterlist.c404 * @n_pages: Number of pages in the pages array
429 struct page **pages, unsigned int n_pages, unsigned int offset, in __sg_alloc_table_from_pages()
459 while (n_pages && page_to_pfn(pages[0]) == paddr) { in __sg_alloc_table_from_pages()
465 n_pages--; in __sg_alloc_table_from_pages()
467 if (!n_pages) in __sg_alloc_table_from_pages()
474 for (i = 1; i < n_pages; i++) { in __sg_alloc_table_from_pages()
490 for (j = cur_page + 1; j < n_pages; j++) { in __sg_alloc_table_from_pages()
530 * @n_pages: Number of pages in the pages array
546 unsigned int n_pages, unsigned int offset, in sg_alloc_table_from_pages()
549 return PTR_ERR_OR_ZERO(__sg_alloc_table_from_pages(sgt, pages, n_pages, in sg_alloc_table_from_pages()
428 __sg_alloc_table_from_pages(struct sg_table *sgt, struct page **pages, unsigned int n_pages, unsigned int offset, unsigned long size, unsigned int max_segment, struct scatterlist *prv, unsigned int left_pages, gfp_t gfp_mask) __sg_alloc_table_from_pages() argument
545 sg_alloc_table_from_pages(struct sg_table *sgt, struct page **pages, unsigned int n_pages, unsigned int offset, unsigned long size, gfp_t gfp_mask) sg_alloc_table_from_pages() argument
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/kernel/linux/linux-5.10/kernel/trace/
H A Dtracing_map.c294 for (i = 0; i < a->n_pages; i++) in tracing_map_array_clear()
308 for (i = 0; i < a->n_pages; i++) { in tracing_map_array_free()
333 a->n_pages = n_elts / a->entries_per_page; in tracing_map_array_alloc()
334 if (!a->n_pages) in tracing_map_array_alloc()
335 a->n_pages = 1; in tracing_map_array_alloc()
339 a->pages = kcalloc(a->n_pages, sizeof(void *), GFP_KERNEL); in tracing_map_array_alloc()
343 for (i = 0; i < a->n_pages; i++) { in tracing_map_array_alloc()
/kernel/linux/linux-6.6/kernel/trace/
H A Dtracing_map.c294 for (i = 0; i < a->n_pages; i++) in tracing_map_array_clear()
308 for (i = 0; i < a->n_pages; i++) { in tracing_map_array_free()
333 a->n_pages = n_elts / a->entries_per_page; in tracing_map_array_alloc()
334 if (!a->n_pages) in tracing_map_array_alloc()
335 a->n_pages = 1; in tracing_map_array_alloc()
339 a->pages = kcalloc(a->n_pages, sizeof(void *), GFP_KERNEL); in tracing_map_array_alloc()
343 for (i = 0; i < a->n_pages; i++) { in tracing_map_array_alloc()
/kernel/linux/linux-5.10/arch/arc/include/asm/
H A Darcregs.h154 #define PAGES_TO_KB(n_pages) ((n_pages) << (PAGE_SHIFT - 10))
155 #define PAGES_TO_MB(n_pages) (PAGES_TO_KB(n_pages) >> 10)

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