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/linux-6.3-rc2/tools/testing/selftests/mm/
A Dmremap_dontunmap.c48 unsigned long num_pages = 1; in kernel_support_for_mremap_dontunmap() local
56 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in kernel_support_for_mremap_dontunmap()
81 unsigned long num_pages = size / page_size; in check_region_contains_byte() local
85 for (i = 0; i < num_pages; ++i) { in check_region_contains_byte()
100 unsigned long num_pages = 5; in mremap_dontunmap_simple() local
111 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple()
133 unsigned long num_pages = 5; in mremap_dontunmap_simple_shmem() local
152 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple_shmem()
186 unsigned long num_pages = 5; in mremap_dontunmap_simple_fixed() local
203 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple_fixed()
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/linux-6.3-rc2/drivers/gpu/drm/ttm/
A Dttm_pool.c169 if (!num_pages) in ttm_pool_apply_caching()
317 unsigned int num_pages; in ttm_pool_shrink() local
330 num_pages = 0; in ttm_pool_shrink()
333 return num_pages; in ttm_pool_shrink()
363 *num_pages -= 1 << order; in ttm_pool_page_allocated()
385 unsigned long num_pages = tt->num_pages; in ttm_pool_alloc() local
409 num_pages; in ttm_pool_alloc()
424 &num_pages, in ttm_pool_alloc()
474 num_pages = tt->num_pages - num_pages; in ttm_pool_alloc()
514 i += num_pages; in ttm_pool_free()
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A Dttm_tt.c114 ttm->dma_address = (void *)(ttm->pages + ttm->num_pages); in ttm_dma_tt_alloc_page_directory()
213 for (i = 0; i < ttm->num_pages; ++i) { in ttm_tt_swapin()
253 loff_t size = (loff_t)ttm->num_pages << PAGE_SHIFT; in ttm_tt_swapout()
269 for (i = 0; i < ttm->num_pages; ++i) { in ttm_tt_swapout()
289 return ttm->num_pages; in ttm_tt_swapout()
309 atomic_long_add(ttm->num_pages, &ttm_pages_allocated); in ttm_tt_populate()
311 atomic_long_add(ttm->num_pages, in ttm_tt_populate()
346 atomic_long_sub(ttm->num_pages, &ttm_pages_allocated); in ttm_tt_populate()
348 atomic_long_sub(ttm->num_pages, in ttm_tt_populate()
368 atomic_long_sub(ttm->num_pages, in ttm_tt_unpopulate()
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A Dttm_device.c69 unsigned long num_pages, num_dma32; in ttm_global_init() local
87 num_pages = ((u64)si.totalram * si.mem_unit) >> PAGE_SHIFT; in ttm_global_init()
88 num_pages /= 2; in ttm_global_init()
95 ttm_pool_mgr_init(num_pages); in ttm_global_init()
96 ttm_tt_mgr_init(num_pages, num_dma32); in ttm_global_init()
159 uint32_t num_pages; in ttm_device_swapout() local
164 num_pages = PFN_UP(bo->base.size); in ttm_device_swapout()
168 return num_pages; in ttm_device_swapout()
/linux-6.3-rc2/drivers/infiniband/hw/qib/
A Dqib_user_pages.c40 static void __qib_release_user_pages(struct page **p, size_t num_pages, in __qib_release_user_pages() argument
43 unpin_user_pages_dirty_lock(p, num_pages, dirty); in __qib_release_user_pages()
94 int qib_get_user_pages(unsigned long start_page, size_t num_pages, in qib_get_user_pages() argument
102 locked = atomic64_add_return(num_pages, &current->mm->pinned_vm); in qib_get_user_pages()
110 for (got = 0; got < num_pages; got += ret) { in qib_get_user_pages()
112 num_pages - got, in qib_get_user_pages()
126 atomic64_sub(num_pages, &current->mm->pinned_vm); in qib_get_user_pages()
130 void qib_release_user_pages(struct page **p, size_t num_pages) in qib_release_user_pages() argument
132 __qib_release_user_pages(p, num_pages, 1); in qib_release_user_pages()
136 atomic64_sub(num_pages, &current->mm->pinned_vm); in qib_release_user_pages()
/linux-6.3-rc2/drivers/gpu/drm/vmwgfx/
A Dvmwgfx_gmr.c39 unsigned long num_pages, in vmw_gmr2_bind() argument
47 uint32_t remap_num = num_pages / VMW_PPN_PER_REMAP + ((num_pages % VMW_PPN_PER_REMAP) > 0); in vmw_gmr2_bind()
48 uint32_t remap_size = VMW_PPN_SIZE * num_pages + (sizeof(remap_cmd) + sizeof(*cmd)) * remap_num; in vmw_gmr2_bind()
58 define_cmd.numPages = num_pages; in vmw_gmr2_bind()
73 while (num_pages > 0) { in vmw_gmr2_bind()
74 unsigned long nr = min_t(unsigned long, num_pages, VMW_PPN_PER_REMAP); in vmw_gmr2_bind()
94 num_pages -= nr; in vmw_gmr2_bind()
128 unsigned long num_pages, in vmw_gmr_bind() argument
141 return vmw_gmr2_bind(dev_priv, &data_iter, num_pages, gmr_id); in vmw_gmr_bind()
/linux-6.3-rc2/drivers/infiniband/sw/siw/
A Dsiw_mem.c72 int i, num_pages = umem->num_pages; in siw_umem_release() local
74 for (i = 0; num_pages; i++) { in siw_umem_release()
80 num_pages -= to_free; in siw_umem_release()
82 atomic64_sub(umem->num_pages, &mm_s->pinned_vm); in siw_umem_release()
372 int num_pages, num_chunks, i, rv = 0; in siw_umem_get() local
382 num_chunks = (num_pages >> CHUNK_SHIFT) + 1; in siw_umem_get()
413 for (i = 0; num_pages; i++) { in siw_umem_get()
429 umem->num_pages += rv; in siw_umem_get()
433 num_pages -= rv; in siw_umem_get()
443 if (num_pages) in siw_umem_get()
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/linux-6.3-rc2/drivers/gpu/drm/xen/
A Dxen_drm_front_gem.c28 size_t num_pages; member
47 xen_obj->num_pages = DIV_ROUND_UP(buf_size, PAGE_SIZE); in gem_alloc_pages_array()
48 xen_obj->pages = kvmalloc_array(xen_obj->num_pages, in gem_alloc_pages_array()
92 ret = vm_map_pages(vma, xen_obj->pages, xen_obj->num_pages); in xen_drm_front_gem_object_mmap()
158 ret = xen_alloc_unpopulated_pages(xen_obj->num_pages, in gem_create()
162 xen_obj->num_pages, ret); in gem_create()
174 xen_obj->num_pages = DIV_ROUND_UP(size, PAGE_SIZE); in gem_create()
211 xen_free_unpopulated_pages(xen_obj->num_pages, in xen_drm_front_gem_free_object_unlocked()
239 xen_obj->pages, xen_obj->num_pages); in xen_drm_front_gem_get_sg_table()
264 xen_obj->num_pages); in xen_drm_front_gem_import_sg_table()
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/linux-6.3-rc2/drivers/xen/
A Dxen-front-pgdir-shbuf.c160 return DIV_ROUND_UP(buf->num_pages, XEN_NUM_GREFS_PER_PAGE); in get_num_pages_dir()
187 buf->num_grefs = get_num_pages_dir(buf) + buf->num_pages; in guest_calc_num_grefs()
208 unmap_ops = kcalloc(buf->num_pages, sizeof(*unmap_ops), in backend_unmap()
213 for (i = 0; i < buf->num_pages; i++) { in backend_unmap()
222 buf->num_pages); in backend_unmap()
224 for (i = 0; i < buf->num_pages; i++) { in backend_unmap()
257 buf->backend_map_handles = kcalloc(buf->num_pages, in backend_map()
271 grefs_left = buf->num_pages; in backend_map()
372 grefs_left = buf->num_pages; in guest_fill_page_dir()
408 for (i = 0; i < buf->num_pages; i++) { in guest_grant_refs_for_buffer()
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/linux-6.3-rc2/tools/testing/scatterlist/
A Dmain.c10 unsigned num_pages; member
40 printf("%u input PFNs:", test->num_pages); in fail()
41 for (i = 0; i < test->num_pages; i++) in fail()
87 int left_pages = test->pfn_app ? test->num_pages : 0; in main()
92 set_pages(pages, test->pfn, test->num_pages); in main()
96 &append, pages, test->num_pages, 0, test->size, in main()
100 &append.sgt, pages, test->num_pages, 0, in main()
109 set_pages(pages, test->pfn_app, test->num_pages); in main()
111 &append, pages, test->num_pages, 0, test->size, in main()
/linux-6.3-rc2/arch/x86/platform/efi/
A Dmemmap.c118 end = start + (md->num_pages << EFI_PAGE_SHIFT) - 1; in efi_memmap_split_count()
183 end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT) - 1; in efi_memmap_insert()
192 md->num_pages = (m_end - md->phys_addr + 1) >> in efi_memmap_insert()
199 md->num_pages = (end - md->phys_addr + 1) >> in efi_memmap_insert()
205 md->num_pages = (m_start - md->phys_addr) >> in efi_memmap_insert()
213 md->num_pages = (m_end - m_start + 1) >> in efi_memmap_insert()
220 md->num_pages = (end - m_end) >> in efi_memmap_insert()
227 md->num_pages = (m_start - md->phys_addr) >> in efi_memmap_insert()
234 md->num_pages = (end - md->phys_addr + 1) >> in efi_memmap_insert()
A Defi.c248 if (md->num_pages == 0) { in efi_memmap_entry_valid()
250 } else if (md->num_pages > EFI_PAGES_MAX || in efi_memmap_entry_valid()
251 EFI_PAGES_MAX - md->num_pages < in efi_memmap_entry_valid()
253 end_hi = (md->num_pages & OVERFLOW_ADDR_MASK) in efi_memmap_entry_valid()
335 size = md->num_pages << EFI_PAGE_SHIFT; in efi_remove_e820_mmio()
363 md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT) - 1, in efi_print_memmap()
364 (md->num_pages >> (20 - EFI_PAGE_SHIFT))); in efi_print_memmap()
548 prev_size = prev_md->num_pages << EFI_PAGE_SHIFT; in efi_merge_regions()
551 prev_md->num_pages += md->num_pages; in efi_merge_regions()
738 unsigned int num_pages; in kexec_enter_virtual_mode() local
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A Defi_32.c43 size = md->num_pages << PAGE_SHIFT; in efi_map_region()
51 set_memory_uc((unsigned long)va, md->num_pages); in efi_map_region()
82 int __init efi_setup_page_tables(unsigned long pa_memmap, unsigned num_pages) in efi_setup_page_tables() argument
139 set_memory_x(md->virt_addr, md->num_pages); in efi_runtime_update_mappings()
/linux-6.3-rc2/drivers/media/common/videobuf2/
A Dvideobuf2-dma-sg.c50 unsigned int num_pages; member
108 int num_pages; in vb2_dma_sg_alloc() local
122 buf->num_pages = size >> PAGE_SHIFT; in vb2_dma_sg_alloc()
163 __func__, buf->num_pages); in vb2_dma_sg_alloc()
170 num_pages = buf->num_pages; in vb2_dma_sg_alloc()
171 while (num_pages--) in vb2_dma_sg_alloc()
172 __free_page(buf->pages[num_pages]); in vb2_dma_sg_alloc()
184 int i = buf->num_pages; in vb2_dma_sg_put()
188 buf->num_pages); in vb2_dma_sg_put()
289 int i = buf->num_pages; in vb2_dma_sg_put_userptr()
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/linux-6.3-rc2/net/ceph/
A Dpagevec.c13 void ceph_put_page_vector(struct page **pages, int num_pages, bool dirty) in ceph_put_page_vector() argument
17 for (i = 0; i < num_pages; i++) { in ceph_put_page_vector()
26 void ceph_release_page_vector(struct page **pages, int num_pages) in ceph_release_page_vector() argument
30 for (i = 0; i < num_pages; i++) in ceph_release_page_vector()
39 struct page **ceph_alloc_page_vector(int num_pages, gfp_t flags) in ceph_alloc_page_vector() argument
44 pages = kmalloc_array(num_pages, sizeof(*pages), flags); in ceph_alloc_page_vector()
47 for (i = 0; i < num_pages; i++) { in ceph_alloc_page_vector()
/linux-6.3-rc2/arch/riscv/include/asm/
A Dset_memory.h21 int num_pages)) in set_kernel_memory() argument
25 int num_pages = PAGE_ALIGN(end - start) >> PAGE_SHIFT; in set_kernel_memory() local
27 return set_memory(start, num_pages); in set_kernel_memory()
37 int num_pages)) in set_kernel_memory() argument
/linux-6.3-rc2/drivers/tee/
A Dtee_shm.c48 unpin_user_pages(shm->pages, shm->num_pages); in release_registered_pages()
50 shm_put_kernel_pages(shm->pages, shm->num_pages); in release_registered_pages()
223 size_t num_pages; in register_shm_helper() local
253 shm->pages = kcalloc(num_pages, sizeof(*shm->pages), GFP_KERNEL); in register_shm_helper()
260 rc = pin_user_pages_fast(start, num_pages, FOLL_WRITE, in register_shm_helper()
263 rc = shm_get_kernel_pages(start, num_pages, shm->pages); in register_shm_helper()
265 shm->num_pages = rc; in register_shm_helper()
266 if (rc != num_pages) { in register_shm_helper()
274 shm->num_pages, start); in register_shm_helper()
283 unpin_user_pages(shm->pages, shm->num_pages); in register_shm_helper()
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/linux-6.3-rc2/drivers/gpu/drm/i915/gem/
A Di915_gem_userptr.c122 const unsigned long num_pages = obj->base.size >> PAGE_SHIFT; in i915_gem_object_userptr_drop_ref() local
124 unpin_user_pages(pvec, num_pages); in i915_gem_object_userptr_drop_ref()
134 unsigned int num_pages; /* limited by sg_alloc_table_from_pages_segment */ in i915_gem_userptr_get_pages() local
137 if (overflows_type(obj->base.size >> PAGE_SHIFT, num_pages)) in i915_gem_userptr_get_pages()
140 num_pages = obj->base.size >> PAGE_SHIFT; in i915_gem_userptr_get_pages()
154 ret = sg_alloc_table_from_pages_segment(st, pvec, num_pages, 0, in i915_gem_userptr_get_pages()
155 num_pages << PAGE_SHIFT, in i915_gem_userptr_get_pages()
265 const unsigned long num_pages = obj->base.size >> PAGE_SHIFT; in i915_gem_object_userptr_submit_init() local
290 pvec = kvmalloc_array(num_pages, sizeof(struct page *), GFP_KERNEL); in i915_gem_object_userptr_submit_init()
298 while (pinned < num_pages) { in i915_gem_object_userptr_submit_init()
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/linux-6.3-rc2/drivers/gpu/drm/gma500/
A Dmmu.c496 rows = num_pages / desired_tile_stride; in psb_mmu_flush_ptes()
498 desired_tile_stride = num_pages; in psb_mmu_flush_ptes()
537 end = addr + (num_pages << PAGE_SHIFT); in psb_mmu_remove_pfn_sequence()
579 rows = num_pages / desired_tile_stride; in psb_mmu_remove_pages()
581 desired_tile_stride = num_pages; in psb_mmu_remove_pages()
611 psb_mmu_flush_ptes(pd, f_address, num_pages, in psb_mmu_remove_pages()
621 unsigned long address, uint32_t num_pages, in psb_mmu_insert_pfn_sequence() argument
635 end = addr + (num_pages << PAGE_SHIFT); in psb_mmu_insert_pfn_sequence()
684 if (num_pages % desired_tile_stride != 0) in psb_mmu_insert_pages()
686 rows = num_pages / desired_tile_stride; in psb_mmu_insert_pages()
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A Dmmu.h69 uint32_t num_pages);
73 uint32_t num_pages, int type);
78 unsigned long address, uint32_t num_pages,
82 unsigned long address, uint32_t num_pages,
/linux-6.3-rc2/arch/x86/hyperv/
A Dhv_proc.c24 int hv_call_deposit_pages(int node, u64 partition_id, u32 num_pages) in hv_call_deposit_pages() argument
37 if (num_pages > HV_DEPOSIT_MAX) in hv_call_deposit_pages()
39 if (!num_pages) in hv_call_deposit_pages()
57 while (num_pages) { in hv_call_deposit_pages()
59 order = 31 - __builtin_clz(num_pages); in hv_call_deposit_pages()
75 num_pages -= counts[i]; in hv_call_deposit_pages()
/linux-6.3-rc2/fs/crypto/
A Dbio.c56 int num_pages = 0; in fscrypt_zeroout_range_inline_crypt() local
66 if (num_pages == 0) { in fscrypt_zeroout_range_inline_crypt()
76 num_pages++; in fscrypt_zeroout_range_inline_crypt()
80 if (num_pages == BIO_MAX_VECS || !len || in fscrypt_zeroout_range_inline_crypt()
86 num_pages = 0; in fscrypt_zeroout_range_inline_crypt()
/linux-6.3-rc2/drivers/gpu/drm/radeon/
A Dradeon_ttm.c147 unsigned num_pages; in radeon_move_blit() local
360 unsigned num_pages = ttm->num_pages - pinned; in radeon_ttm_tt_pin_userptr() local
371 } while (pinned < ttm->num_pages); in radeon_ttm_tt_pin_userptr()
374 (u64)ttm->num_pages << PAGE_SHIFT, in radeon_ttm_tt_pin_userptr()
384 ttm->num_pages); in radeon_ttm_tt_pin_userptr()
451 if (!ttm->num_pages) { in radeon_ttm_backend_bind()
453 ttm->num_pages, bo_mem, ttm); in radeon_ttm_backend_bind()
457 r = radeon_gart_bind(rdev, gtt->offset, ttm->num_pages, in radeon_ttm_backend_bind()
461 ttm->num_pages, (unsigned)gtt->offset); in radeon_ttm_backend_bind()
479 radeon_gart_unbind(rdev, gtt->offset, ttm->num_pages); in radeon_ttm_backend_unbind()
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/linux-6.3-rc2/drivers/gpu/drm/
A Ddrm_memory.c61 unsigned long i, num_pages = in agp_remap() local
88 page_map = vmalloc(array_size(num_pages, sizeof(struct page *))); in agp_remap()
93 for (i = 0; i < num_pages; ++i) in agp_remap()
95 addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP); in agp_remap()
/linux-6.3-rc2/drivers/staging/vc04_services/interface/vchiq_arm/
A Dvchiq_arm.c128 unsigned int num_pages; member
221 unsigned int num_pages, offset, i, k; in create_pagelist() local
244 (num_pages * sizeof(u32)) + in create_pagelist()
245 (num_pages * sizeof(pages[0]) + in create_pagelist()
264 (scatterlist + num_pages); in create_pagelist()
276 pagelistinfo->num_pages = num_pages; in create_pagelist()
309 if (actual_pages != num_pages) { in create_pagelist()
330 for (i = 0; i < num_pages; i++) { in create_pagelist()
342 num_pages, in create_pagelist()
404 unsigned int num_pages = pagelistinfo->num_pages; in free_pagelist() local
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