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/linux/tools/testing/selftests/vm/
A Dmremap_dontunmap.c22 unsigned long page_size; variable
56 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in kernel_support_for_mremap_dontunmap()
74 BUG_ON(size & (page_size - 1), in check_region_contains_byte()
87 memcmp(addr + (i * page_size), page_buffer, page_size); in check_region_contains_byte()
111 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple()
152 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple_shmem()
203 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in mremap_dontunmap_simple_fixed()
254 mremap(source_mapping + (5 * page_size), 5 * page_size, in mremap_dontunmap_partial_mapping()
255 5 * page_size, in mremap_dontunmap_partial_mapping()
264 (source_mapping + (5 * page_size), 5 * page_size, 0) != 0, in mremap_dontunmap_partial_mapping()
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A Dmlock2-tests.c204 if (mlock2_(map, 2 * page_size, 0)) { in test_mlock_lock()
217 if (munlock(map, 2 * page_size)) { in test_mlock_lock()
225 munmap(map, 2 * page_size); in test_mlock_lock()
280 if (munlock(map, 2 * page_size)) { in test_mlock_onfault()
291 munmap(map, 2 * page_size); in test_mlock_onfault()
327 munmap(map, 2 * page_size); in test_lock_onfault_of_present()
362 munmap(map, 2 * page_size); in test_munlockall()
404 munmap(map, 2 * page_size); in test_munlockall()
453 if (munlock(map + page_size, page_size)) { in test_vma_management()
472 if (munlock(map, page_size * 3)) { in test_vma_management()
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A Dksm_tests.c311 memset(map_ptr + page_size, '+', 1); in check_ksm_unmerge()
396 size_t page_size) in check_ksm_numa_merge() argument
428 memset(numa1_map_ptr, '*', page_size); in check_ksm_numa_merge()
429 memset(numa2_map_ptr, '*', page_size); in check_ksm_numa_merge()
447 numa_free(numa1_map_ptr, page_size); in check_ksm_numa_merge()
448 numa_free(numa2_map_ptr, page_size); in check_ksm_numa_merge()
453 numa_free(numa1_map_ptr, page_size); in check_ksm_numa_merge()
454 numa_free(numa2_map_ptr, page_size); in check_ksm_numa_merge()
770 page_size); in main()
778 merge_across_nodes, page_size); in main()
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A Dmap_fixed_noreplace.c36 page_size = sysconf(_SC_PAGE_SIZE); in main()
43 size = 5 * page_size; in main()
63 addr = BASE_ADDRESS + page_size; in main()
64 size = 3 * page_size; in main()
84 size = 5 * page_size; in main()
105 size = page_size; in main()
125 size = 2 * page_size; in main()
145 size = 2 * page_size; in main()
165 size = page_size; in main()
185 size = page_size; in main()
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A Duserfaultfd.c253 nr_pages * page_size); in hugetlb_allocate_area()
962 page_size, false); in faulting_process()
988 area_dst = mremap(area_dst, nr_pages * page_size, nr_pages * page_size, in faulting_process()
1011 if (my_bcmp(area_dst + nr * page_size, zeropage, page_size)) in faulting_process()
1055 if (res != page_size) { in __uffdio_zeropage()
1249 page_size); in userfaultfd_minor_test()
1262 if (posix_memalign(&expected_page, page_size, page_size)) in userfaultfd_minor_test()
1269 page_size)) in userfaultfd_minor_test()
1427 if (posix_memalign(&area, page_size, page_size)) in userfaultfd_stress()
1617 if (!page_size) in set_test_type()
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A Dkhugepaged.c20 static unsigned long page_size; variable
455 for (i = start / page_size; i < end / page_size; i++) in fill_memory()
463 for (i = start / page_size; i < end / page_size; i++) { in validate_memory()
566 fill_memory(p, 0, page_size); in collapse_single_pte_entry()
707 madvise(p + page_size, hpage_pmd_size - page_size, MADV_DONTNEED); in collapse_single_pte_entry_compound()
775 (i + 1) * page_size, in collapse_compound_extreme()
784 (i + 1) * page_size, in collapse_compound_extreme()
820 fill_memory(p, 0, page_size); in collapse_fork()
837 fill_memory(p, page_size, 2 * page_size); in collapse_fork()
896 fill_memory(p, 0, page_size); in collapse_fork_compound()
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A Dmremap_test.c52 #define PTE page_size
267 int page_size; in main() local
278 page_size = sysconf(_SC_PAGESIZE); in main()
281 test_cases[0] = MAKE_TEST(page_size, page_size, page_size, in main()
285 test_cases[1] = MAKE_TEST(page_size, page_size/4, page_size, in main()
288 test_cases[2] = MAKE_TEST(page_size/4, page_size, page_size, in main()
321 perf_test_cases[0] = MAKE_TEST(page_size, page_size, _1GB, NON_OVERLAPPING, EXPECT_SUCCESS, in main()
A Dhmm-tests.c59 unsigned int page_size; in FIXTURE() local
67 unsigned int page_size; in FIXTURE() local
1022 ret = munmap(buffer->ptr + self->page_size, self->page_size); in TEST_F()
1030 ret = mprotect(buffer->ptr + 2 * self->page_size, self->page_size, in TEST_F()
1038 ret = mprotect(buffer->ptr + 3 * self->page_size, self->page_size, in TEST_F()
1043 ret = mprotect(buffer->ptr + 3 * self->page_size, self->page_size, in TEST_F()
1285 ret = munmap(buffer->ptr + self->page_size, self->page_size); in TEST_F()
1289 ret = mprotect(buffer->ptr + 2 * self->page_size, self->page_size, in TEST_F()
1297 ret = mprotect(buffer->ptr + 3 * self->page_size, self->page_size, in TEST_F()
1302 ret = mprotect(buffer->ptr + 3 * self->page_size, self->page_size, in TEST_F()
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A Dmemfd_secret.c37 static unsigned long page_size; variable
181 mem = mmap(NULL, page_size, prot, mode, fd, 0); in test_remote_access()
187 ftruncate(fd, page_size); in test_remote_access()
188 memset(mem, PATTERN, page_size); in test_remote_access()
233 page_size = sysconf(_SC_PAGE_SIZE); in prepare()
234 if (!page_size) in prepare()
246 page_size, mlock_limit_cur, mlock_limit_max); in prepare()
248 if (page_size > mlock_limit_cur) in prepare()
249 mlock_limit_cur = page_size; in prepare()
250 if (page_size > mlock_limit_max) in prepare()
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/linux/tools/testing/selftests/mincore/
A Dmincore_selftest.c33 int page_size; in TEST() local
73 munmap(addr, page_size); in TEST()
88 int page_size; in TEST() local
107 mlock(addr, page_size); in TEST()
118 munlock(addr, page_size); in TEST()
125 munmap(addr, page_size); in TEST()
144 int page_size; in TEST() local
165 mlock(addr, page_size); in TEST()
173 munmap(addr, page_size); in TEST()
193 int page_size; in TEST() local
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/linux/drivers/misc/habanalabs/common/mmu/
A Dmmu.c163 else if ((page_size % prop->pmmu_huge.page_size) == 0) in hl_mmu_unmap_page()
173 if ((page_size % mmu_prop->page_size) == 0) { in hl_mmu_unmap_page()
187 page_size, mmu_prop->page_size >> 10); in hl_mmu_unmap_page()
263 if ((page_size % mmu_prop->page_size) == 0) { in hl_mmu_map_page()
279 page_size, mmu_prop->page_size >> 10); in hl_mmu_map_page()
359 page_size = prop->dmmu.page_size; in hl_mmu_map_contiguous()
362 page_size = prop->pmmu.page_size; in hl_mmu_map_contiguous()
365 page_size = prop->pmmu_huge.page_size; in hl_mmu_map_contiguous()
417 page_size = prop->dmmu.page_size; in hl_mmu_unmap_contiguous()
420 page_size = prop->pmmu.page_size; in hl_mmu_unmap_contiguous()
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/linux/tools/testing/selftests/bpf/prog_tests/
A Dringbuf.c90 int page_size = getpagesize(); in test_ringbuf() local
97 skel->maps.ringbuf.max_entries = page_size; in test_ringbuf()
107 tmp_ptr = mremap(mmap_ptr, page_size, 2 * page_size, MREMAP_MAYMOVE); in test_ringbuf()
111 ASSERT_OK(munmap(mmap_ptr, page_size), "unmap_rw"); in test_ringbuf()
114 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, page_size); in test_ringbuf()
120 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); in test_ringbuf()
124 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 3 * page_size); in test_ringbuf()
126 mmap_ptr = mmap(NULL, 2 * page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); in test_ringbuf()
140 mmap_ptr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rb_fd, page_size); in test_ringbuf()
167 CHECK(skel->bss->ring_size != page_size, in test_ringbuf()
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A Dmmap.c12 long page_size = sysconf(_SC_PAGE_SIZE); in roundup_page() local
13 return (sz + page_size - 1) / page_size * page_size; in roundup_page()
57 munmap(tmp1, page_size); in test_mmap()
209 munmap(tmp0, 4 * page_size); in test_mmap()
214 err = munmap(tmp1 + page_size, page_size); in test_mmap()
216 munmap(tmp1, 4 * page_size); in test_mmap()
221 tmp2 = mmap(tmp1 + page_size, page_size, PROT_READ, in test_mmap()
224 munmap(tmp1, page_size); in test_mmap()
225 munmap(tmp1 + 2*page_size, 2 * page_size); in test_mmap()
250 munmap(tmp2, 4 * page_size); in test_mmap()
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/linux/arch/powerpc/mm/
A Dinit_64.c186 unsigned long page_size) in altmap_cross_boundary() argument
207 start = ALIGN_DOWN(start, page_size); in vmemmap_populate()
211 for (; start < end; start += page_size) { in vmemmap_populate()
221 if (vmemmap_populated(start, page_size)) in vmemmap_populate()
250 int nr_pfns = page_size >> PAGE_SHIFT; in vmemmap_populate()
261 start, start + page_size, p); in vmemmap_populate()
313 start = ALIGN_DOWN(start, page_size); in vmemmap_free()
322 for (; start < end; start += page_size) { in vmemmap_free()
332 if (vmemmap_populated(start, page_size)) in vmemmap_free()
347 if (page_size < PAGE_SIZE) { in vmemmap_free()
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/linux/drivers/pci/endpoint/
A Dpci-epc-mem.c54 size_t page_size; in pci_epc_multi_mem_init() local
70 page_size = windows[i].page_size; in pci_epc_multi_mem_init()
71 if (page_size < PAGE_SIZE) in pci_epc_multi_mem_init()
72 page_size = PAGE_SIZE; in pci_epc_multi_mem_init()
73 page_shift = ilog2(page_size); in pci_epc_multi_mem_init()
94 mem->window.page_size = page_size; in pci_epc_multi_mem_init()
125 mem_window.page_size = page_size; in pci_epc_mem_init()
239 size_t page_size; in pci_epc_mem_free_addr() local
249 page_size = mem->window.page_size; in pci_epc_mem_free_addr()
250 page_shift = ilog2(page_size); in pci_epc_mem_free_addr()
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/linux/tools/testing/selftests/powerpc/primitives/
A Dload_unaligned_zeropad.c38 static int page_size; variable
43 if (mprotect(mem_region + page_size, page_size, PROT_NONE)) { in protect_region()
53 if (mprotect(mem_region + page_size, page_size, PROT_READ|PROT_WRITE)) { in unprotect_region()
125 page_size = getpagesize(); in test_body()
126 mem_region = mmap(NULL, page_size * 2, PROT_READ|PROT_WRITE, in test_body()
131 for (i = 0; i < page_size; i++) in test_body()
134 memset(mem_region+page_size, 0, page_size); in test_body()
138 for (i = 0; i < page_size; i++) in test_body()
/linux/drivers/misc/
A Dvmw_balloon.c686 ctl->page_size); in vmballoon_alloc_page_list()
697 ctl->page_size); in vmballoon_alloc_page_list()
728 page_size); in vmballoon_handle_one_result()
944 ctl->page_size); in vmballoon_release_refused_pages()
947 ctl->page_size); in vmballoon_release_refused_pages()
1110 .page_size = b->max_page_size, in vmballoon_inflate()
1145 ctl.page_size); in vmballoon_inflate()
1161 ctl.page_size--; in vmballoon_inflate()
1274 ctl.page_size); in vmballoon_deflate()
1279 ctl.page_size); in vmballoon_deflate()
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/linux/drivers/mtd/spi-nor/
A Dxilinx.c33 offset = addr % nor->page_size; in s3an_convert_addr()
34 page = addr / nor->page_size; in s3an_convert_addr()
35 page <<= (nor->page_size > 512) ? 10 : 9; in s3an_convert_addr()
67 nor->page_size = (nor->page_size == 264) ? 256 : 512; in xilinx_nor_setup()
68 nor->mtd.writebufsize = nor->page_size; in xilinx_nor_setup()
69 nor->mtd.size = 8 * nor->page_size * nor->info->n_sectors; in xilinx_nor_setup()
70 nor->mtd.erasesize = 8 * nor->page_size; in xilinx_nor_setup()
/linux/tools/testing/selftests/kvm/lib/s390x/
A Dprocessor.c18 TEST_ASSERT(vm->page_size == 4096, "Unsupported page size: 0x%x", in virt_pgd_alloc()
19 vm->page_size); in virt_pgd_alloc()
55 TEST_ASSERT((gva % vm->page_size) == 0, in virt_pg_map()
58 gva, vm->page_size); in virt_pg_map()
63 TEST_ASSERT((gpa % vm->page_size) == 0, in virt_pg_map()
66 gva, vm->page_size); in virt_pg_map()
70 gva, vm->max_gfn, vm->page_size); in virt_pg_map()
94 TEST_ASSERT(vm->page_size == 4096, "Unsupported page size: 0x%x", in addr_gva2gpa()
95 vm->page_size); in addr_gva2gpa()
166 TEST_ASSERT(vm->page_size == 4096, "Unsupported page size: 0x%x", in vm_vcpu_add_default()
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/linux/drivers/misc/habanalabs/common/
A Dmemory.c98 phys_pg_pack->page_size = page_size; in alloc_device_memory()
116 page_size); in alloc_device_memory()
156 page_size); in alloc_device_memory()
882 phys_pg_pack->page_size = page_size; in init_phys_pg_pack_from_userptr()
933 u32 page_size = phys_pg_pack->page_size; in map_phys_pg_pack() local
997 u32 page_size; in unmap_phys_pg_pack() local
1000 page_size = phys_pg_pack->page_size; in unmap_phys_pg_pack()
1081 u32 page_size = hdev->asic_prop.pmmu.page_size, in map_device_va() local
1104 if (phys_pg_pack->page_size == page_size) { in map_device_va()
1577 size_left = page_size; in alloc_sgt_from_device_pages()
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/linux/drivers/net/ethernet/qlogic/qed/
A Dqed_chain.c22 params->page_size); in qed_chain_init()
24 params->page_size, in qed_chain_init()
33 chain->page_size = params->page_size; in qed_chain_init()
88 dma_free_coherent(dev, chain->page_size, virt, phys); in qed_chain_free_next_ptr()
101 dma_free_coherent(&cdev->pdev->dev, chain->page_size, in qed_chain_free_single()
207 virt = dma_alloc_coherent(dev, chain->page_size, &phys, in qed_chain_alloc_next_ptr()
290 virt = dma_alloc_coherent(dev, chain->page_size, &phys, in qed_chain_alloc_pbl()
326 if (!params->page_size) in qed_chain_alloc()
327 params->page_size = QED_CHAIN_PAGE_SIZE; in qed_chain_alloc()
334 params->page_size, in qed_chain_alloc()
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/linux/arch/powerpc/mm/book3s64/
A Dradix_tlb.c571 unsigned long page_size, in __tlbie_va_range_lpid() argument
628 unsigned long page_size; member
665 unsigned long page_size, in _tlbie_va_range_lpid() argument
677 unsigned long pid, unsigned long page_size, in _tlbiel_va_range_multicast() argument
682 .pid = pid, .page_size = page_size, in _tlbiel_va_range_multicast()
1118 unsigned long page_size = 1UL << page_shift; in __radix__flush_tlb_range() local
1228 static int radix_get_mmu_psize(int page_size) in radix_get_mmu_psize() argument
1248 unsigned long page_size) in radix__flush_tlb_lpid_page() argument
1250 int psize = radix_get_mmu_psize(page_size); in radix__flush_tlb_lpid_page()
1286 int page_size = tlb->page_size; in radix__tlb_flush() local
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/linux/drivers/infiniband/hw/mlx5/
A Dmem.c48 rdma_umem_for_each_dma_block (umem, &biter, page_size) { in mlx5_ib_populate_pas()
66 unsigned long page_size; in __mlx5_umem_find_best_quantized_pgoff() local
69 page_size = ib_umem_find_best_pgoff(umem, pgsz_bitmap, pgoff_bitmask); in __mlx5_umem_find_best_quantized_pgoff()
70 if (!page_size) in __mlx5_umem_find_best_quantized_pgoff()
80 page_offset = ib_umem_dma_offset(umem, page_size); in __mlx5_umem_find_best_quantized_pgoff()
81 while (page_offset & ~(u64)(page_offset_mask * (page_size / scale))) { in __mlx5_umem_find_best_quantized_pgoff()
82 page_size /= 2; in __mlx5_umem_find_best_quantized_pgoff()
83 page_offset = ib_umem_dma_offset(umem, page_size); in __mlx5_umem_find_best_quantized_pgoff()
90 if (!(pgsz_bitmap & page_size)) in __mlx5_umem_find_best_quantized_pgoff()
94 (unsigned long)page_offset / (page_size / scale); in __mlx5_umem_find_best_quantized_pgoff()
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/linux/tools/power/acpi/os_specific/service_layers/
A Dosunixmap.c67 acpi_size page_size; in acpi_os_map_memory() local
78 page_size = acpi_os_get_page_size(); in acpi_os_map_memory()
79 offset = where % page_size; in acpi_os_map_memory()
112 acpi_size page_size; in acpi_os_unmap_memory() local
114 page_size = acpi_os_get_page_size(); in acpi_os_unmap_memory()
115 offset = ACPI_TO_INTEGER(where) % page_size; in acpi_os_unmap_memory()
/linux/tools/testing/selftests/powerpc/copyloops/
A Dexc_validate.c81 int page_size; in test_copy_exception() local
85 page_size = getpagesize(); in test_copy_exception()
86 p = mmap(NULL, page_size * 2, PROT_READ|PROT_WRITE, in test_copy_exception()
94 memset(p, 0, page_size); in test_copy_exception()
98 if (mprotect(p + page_size, page_size, PROT_NONE)) { in test_copy_exception()
103 q = p + page_size - MAX_LEN; in test_copy_exception()

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