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Searched refs:n_pages (Results 1 – 24 of 24) sorted by relevance

/linux/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()
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_or_panic(n_pages * sizeof(pte_t), PAGE_SIZE); in populate()
/linux/drivers/misc/
H A Dvmw_balloon.c244 unsigned int n_pages; member
695 ctl->n_pages = i; in vmballoon_alloc_page_list()
697 return req_n_pages == ctl->n_pages ? 0 : -ENOMEM; in vmballoon_alloc_page_list()
855 num_pages = ctl->n_pages; in vmballoon_lock()
866 batch_status = vmballoon_lock_op(b, ctl->n_pages, ctl->page_size, in vmballoon_lock()
896 ctl->n_pages--; in vmballoon_lock()
915 int *n_pages, in vmballoon_release_page_list() argument
925 if (n_pages) in vmballoon_release_page_list()
926 *n_pages = 0; in vmballoon_release_page_list()
992 unsigned int *n_pages, in vmballoon_enqueue_page_list() argument
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/linux/drivers/comedi/
H A Dcomedi_buf.c30 for (i = 0; i < bm->n_pages; i++) { in comedi_buf_map_kref_release()
37 for (i = 0; i < bm->n_pages; i++) { in comedi_buf_map_kref_release()
67 unsigned int n_pages) in comedi_buf_map_alloc() argument
84 bm->page_list = vzalloc(sizeof(*buf) * n_pages); in comedi_buf_map_alloc()
89 for (i = 0; i < n_pages; i++) { in comedi_buf_map_alloc()
98 for (i = 0; i < n_pages; i++) { in comedi_buf_map_alloc()
107 bm->n_pages = i; in comedi_buf_map_alloc()
108 if (i < n_pages) in comedi_buf_map_alloc()
120 unsigned int n_pages) in __comedi_buf_alloc() argument
132 bm = comedi_buf_map_alloc(dev, s->async_dma_dir, n_pages); in __comedi_buf_alloc()
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H A Dcomedi_fops.c2490 int n_pages; in comedi_mmap() local
2540 n_pages = vma_pages(vma); in comedi_mmap()
2544 if (!bm || n_pages > bm->n_pages) { in comedi_mmap()
2556 for (i = 0; i < n_pages; ++i) { in comedi_mmap()
2571 for (i = 0; i < n_pages; ++i) { in comedi_mmap()
2671 if (page == bm->n_pages) in comedi_buf_copy_to_user()
2699 if (page == bm->n_pages) in comedi_buf_copy_from_user()
/linux/drivers/xen/
H A Dprivcmd-buf.c34 unsigned int n_pages; member
60 for (i = 0; i < vma_priv->n_pages; i++) in privcmd_buf_vmapriv_free()
152 vma_priv->n_pages++; in privcmd_buf_mmap()
166 if (vma_priv->n_pages != count) in privcmd_buf_mmap()
170 vma_priv->n_pages); in privcmd_buf_mmap()
H A Dballoon.c548 long n_pages; in balloon_thread() local
550 n_pages = min(-credit, si_mem_available()); in balloon_thread()
551 balloon_state = decrease_reservation(n_pages, in balloon_thread()
553 if (balloon_state == BP_DONE && n_pages != -credit && in balloon_thread()
554 n_pages < totalreserve_pages) in balloon_thread()
/linux/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()
137 vm_unmap_ram((void *)vaddr, n_pages); in vb2_vmalloc_put_userptr()
142 for (i = 0; i < n_pages; i++) in vb2_vmalloc_put_userptr()
H A Dvideobuf2-dma-contig.c570 int n_pages, i; in vb2_dc_get_userptr() local
606 n_pages = frame_vector_count(vec); in vb2_dc_get_userptr()
615 for (i = 1; i < n_pages; i++) in vb2_dc_get_userptr()
634 ret = sg_alloc_table_from_pages(sgt, frame_vector_pages(vec), n_pages, in vb2_dc_get_userptr()
/linux/drivers/gpu/drm/i915/gt/
H A Dshmem_utils.c62 size_t n_pages, i; in shmem_pin_map() local
65 n_pages = file->f_mapping->host->i_size >> PAGE_SHIFT; in shmem_pin_map()
66 pages = kvmalloc_objs(*pages, n_pages); in shmem_pin_map()
70 for (i = 0; i < n_pages; i++) { in shmem_pin_map()
77 vaddr = vmap(pages, n_pages, VM_MAP_PUT_PAGES, PAGE_KERNEL); in shmem_pin_map()
/linux/drivers/usb/host/
H A Dxhci-sideband.c22 unsigned int n_pages; in xhci_ring_to_sgtable() local
30 n_pages = PAGE_ALIGN(sz) >> PAGE_SHIFT; in xhci_ring_to_sgtable()
31 pages = kvmalloc_objs(struct page *, n_pages); in xhci_ring_to_sgtable()
58 if (sg_alloc_table_from_pages(sgt, pages, n_pages, 0, sz, GFP_KERNEL)) in xhci_ring_to_sgtable()
/linux/kernel/
H A Drelay.c60 static struct page **relay_alloc_page_array(unsigned int n_pages) in relay_alloc_page_array() argument
62 return kvzalloc_objs(struct page *, n_pages); in relay_alloc_page_array()
111 unsigned int i, j, n_pages; in relay_alloc_buf() local
114 n_pages = *size >> PAGE_SHIFT; in relay_alloc_buf()
116 buf->page_array = relay_alloc_page_array(n_pages); in relay_alloc_buf()
120 for (i = 0; i < n_pages; i++) { in relay_alloc_buf()
126 mem = vmap(buf->page_array, n_pages, VM_MAP, PAGE_KERNEL); in relay_alloc_buf()
130 buf->page_count = n_pages; in relay_alloc_buf()
/linux/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()
H A Dtracing_map.h169 unsigned int n_pages; member
/linux/drivers/gpu/drm/i915/gem/
H A Di915_gem_pages.c278 unsigned long n_pages = obj->base.size >> PAGE_SHIFT, i; in i915_gem_object_map_page() local
306 if (n_pages == 1 && !PageHighMem(sg_page(obj->mm.pages->sgl))) in i915_gem_object_map_page()
315 if (n_pages > ARRAY_SIZE(stack)) { in i915_gem_object_map_page()
317 pages = kvmalloc_objs(*pages, n_pages); in i915_gem_object_map_page()
325 vaddr = vmap(pages, n_pages, 0, pgprot); in i915_gem_object_map_page()
379 unsigned long n_pages = obj->base.size >> PAGE_SHIFT, i; in i915_gem_object_panic_pages() local
385 pages = kmalloc_objs(*pages, n_pages, GFP_ATOMIC); in i915_gem_object_panic_pages()
/linux/drivers/media/pci/intel/ipu6/
H A Dipu6-buttress.c546 unsigned long n_pages; in ipu6_buttress_map_fw_image() local
553 n_pages = PFN_UP(fw->size); in ipu6_buttress_map_fw_image()
555 pages = kmalloc_objs(*pages, n_pages); in ipu6_buttress_map_fw_image()
560 for (i = 0; i < n_pages; i++) { in ipu6_buttress_map_fw_image()
572 ret = sg_alloc_table_from_pages(sgt, pages, n_pages, 0, fw->size, in ipu6_buttress_map_fw_image()
H A Dipu6-mmu.c416 unsigned int n_pages = PFN_UP(IPU6_MMUV2_TRASH_RANGE); in allocate_trash_buffer() local
424 iova = alloc_iova(&mmu->dmap->iovad, n_pages, in allocate_trash_buffer()
446 for (i = 0; i < n_pages; i++) { in allocate_trash_buffer()
/linux/drivers/net/ethernet/sfc/
H A Dmcdi_mon.c309 unsigned int n_pages, n_sensors, n_attrs, page; in efx_mcdi_mon_probe() local
332 n_pages = page; in efx_mcdi_mon_probe()
377 if (page == n_pages) in efx_mcdi_mon_probe()
/linux/drivers/net/ethernet/sfc/siena/
H A Dmcdi_mon.c309 unsigned int n_pages, n_sensors, n_attrs, page; in efx_siena_mcdi_mon_probe() local
333 n_pages = page; in efx_siena_mcdi_mon_probe()
377 if (page == n_pages) in efx_siena_mcdi_mon_probe()
/linux/drivers/staging/media/ipu7/
H A Dipu7.c2267 unsigned long n_pages, i; in ipu7_map_fw_code_region() local
2272 n_pages = PFN_UP(size); in ipu7_map_fw_code_region()
2274 pages = kmalloc_objs(*pages, n_pages); in ipu7_map_fw_code_region()
2278 for (i = 0; i < n_pages; i++) { in ipu7_map_fw_code_region()
2290 ret = sg_alloc_table_from_pages(sgt, pages, n_pages, 0, size, in ipu7_map_fw_code_region()
2303 n_pages, sgt->nents); in ipu7_map_fw_code_region()
H A Dipu7-mmu.c399 unsigned int n_pages = PFN_UP(IPU_MMUV2_TRASH_RANGE); in allocate_trash_buffer() local
407 iova = alloc_iova(&mmu->dmap->iovad, n_pages, in allocate_trash_buffer()
429 for (i = 0; i < n_pages; i++) { in allocate_trash_buffer()
/linux/include/linux/comedi/
H A Dcomedidev.h248 unsigned int n_pages; member
/linux/drivers/net/ethernet/mediatek/
H A Dmtk_wed.c644 int i, page_idx = 0, n_pages, ring_size; in mtk_wed_tx_buffer_alloc() local
657 n_pages = dev->tx_buf_ring.size / MTK_WED_BUF_PER_PAGE; in mtk_wed_tx_buffer_alloc()
659 page_list = kzalloc_objs(*page_list, n_pages); in mtk_wed_tx_buffer_alloc()
774 int n_pages = MTK_WED_RX_PG_BM_CNT / MTK_WED_RX_BUF_PER_PAGE; in mtk_wed_hwrro_buffer_alloc() local
783 page_list = kzalloc_objs(*page_list, n_pages); in mtk_wed_hwrro_buffer_alloc()
/linux/drivers/usb/gadget/function/
H A Df_fs.c809 unsigned int n_pages; in ffs_build_sg_list() local
816 n_pages = PAGE_ALIGN(sz) >> PAGE_SHIFT; in ffs_build_sg_list()
817 pages = kvmalloc_objs(struct page *, n_pages); in ffs_build_sg_list()
823 for (i = 0, ptr = vaddr; i < n_pages; ++i, ptr += PAGE_SIZE) in ffs_build_sg_list()
826 if (sg_alloc_table_from_pages(sgt, pages, n_pages, 0, sz, GFP_KERNEL)) { in ffs_build_sg_list()