| /Linux-v6.1/tools/testing/selftests/vm/ |
| D | mremap_dontunmap.c | 22 unsigned long page_size; variable
49 void *source_mapping = mmap(NULL, num_pages * page_size, PROT_NONE, in kernel_support_for_mremap_dontunmap()
56 mremap(source_mapping, num_pages * page_size, num_pages * page_size, in kernel_support_for_mremap_dontunmap()
61 BUG_ON(munmap(dest_mapping, num_pages * page_size) == -1, in kernel_support_for_mremap_dontunmap()
65 BUG_ON(munmap(source_mapping, num_pages * page_size) == -1, in kernel_support_for_mremap_dontunmap()
74 BUG_ON(size & (page_size - 1), in check_region_contains_byte()
76 BUG_ON((unsigned long)addr & (page_size - 1), in check_region_contains_byte()
79 memset(page_buffer, byte, page_size); in check_region_contains_byte()
81 unsigned long num_pages = size / page_size; in check_region_contains_byte()
87 memcmp(addr + (i * page_size), page_buffer, page_size); in check_region_contains_byte()
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| D | mlock2-tests.c | 195 unsigned long page_size = getpagesize(); in test_mlock_lock() local
197 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_mlock_lock()
204 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()
243 unsigned long page_size = getpagesize(); in unlock_onfault_check() local
246 is_vma_lock_on_fault((unsigned long)map + page_size)) { in unlock_onfault_check()
258 unsigned long page_size = getpagesize(); in test_mlock_onfault() local
260 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_mlock_onfault()
267 if (mlock2_(map, 2 * page_size, MLOCK_ONFAULT)) { in test_mlock_onfault()
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| D | ksm_tests.c | 255 static int check_ksm_merge(int mapping, int prot, long page_count, int timeout, size_t page_size) in check_ksm_merge() argument
266 map_ptr = allocate_memory(NULL, prot, mapping, '*', page_size * page_count); in check_ksm_merge()
270 if (ksm_merge_pages(map_ptr, page_size * page_count, start_time, timeout)) in check_ksm_merge()
276 munmap(map_ptr, page_size * page_count); in check_ksm_merge()
282 munmap(map_ptr, page_size * page_count); in check_ksm_merge()
286 static int check_ksm_unmerge(int mapping, int prot, int timeout, size_t page_size) in check_ksm_unmerge() argument
298 map_ptr = allocate_memory(NULL, prot, mapping, '*', page_size * page_count); in check_ksm_unmerge()
302 if (ksm_merge_pages(map_ptr, page_size * page_count, start_time, timeout)) in check_ksm_unmerge()
307 memset(map_ptr + page_size, '+', 1); in check_ksm_unmerge()
316 munmap(map_ptr, page_size * page_count); in check_ksm_unmerge()
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| D | map_fixed_noreplace.c | 50 unsigned long flags, addr, size, page_size; in main() local
53 page_size = sysconf(_SC_PAGE_SIZE); in main()
56 size = 5 * page_size; in main()
68 size = 5 * page_size; in main()
80 if (munmap((void *)addr, 5 * page_size) != 0) { in main()
88 addr = base_addr + page_size; in main()
89 size = 3 * page_size; in main()
109 size = 5 * page_size; in main()
129 addr = base_addr + (2 * page_size); in main()
130 size = page_size; in main()
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| D | userfaultfd.c | 68 static unsigned long nr_cpus, nr_pages, nr_pages_per_cpu, page_size, hpage_size; variable
118 ((pthread_mutex_t *) ((___area) + (___nr)*page_size))
125 ((___area) + (___nr)*page_size + \
236 if (madvise(rel_area, nr_pages * page_size, MADV_DONTNEED)) in anon_release_pages()
242 *alloc_area = mmap(NULL, nr_pages * page_size, PROT_READ | PROT_WRITE, in anon_allocate_area()
253 if (madvise(rel_area, nr_pages * page_size, MADV_DONTNEED)) in hugetlb_release_pages()
256 if (madvise(rel_area, nr_pages * page_size, MADV_REMOVE)) in hugetlb_release_pages()
268 nr_pages * page_size, in hugetlb_allocate_area()
276 nr_pages * page_size, in hugetlb_allocate_area()
281 is_src ? 0 : nr_pages * page_size); in hugetlb_allocate_area()
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| D | mremap_test.c | 53 #define PTE page_size
128 static void mremap_expand_merge(unsigned long page_size) in mremap_expand_merge() argument
135 char *start = mmap(NULL, 3 * page_size, PROT_READ | PROT_WRITE, in mremap_expand_merge()
138 munmap(start + page_size, page_size); in mremap_expand_merge()
139 mremap(start, page_size, 2 * page_size, 0); in mremap_expand_merge()
153 if (first_val == start && second_val == start + 3 * page_size) { in mremap_expand_merge()
386 int page_size; in main() local
397 page_size = sysconf(_SC_PAGESIZE); in main()
400 test_cases[0] = MAKE_TEST(page_size, page_size, page_size, in main()
404 test_cases[1] = MAKE_TEST(page_size, page_size/4, page_size, in main()
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| D | memfd_secret.c | 37 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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| D | khugepaged.c | 37 static unsigned long page_size; variable
581 for (i = start / page_size; i < end / page_size; i++) in fill_memory()
582 p[i * page_size / sizeof(*p)] = i + 0xdead0000; in fill_memory()
643 for (i = start / page_size; i < end / page_size; i++) { in validate_memory()
644 if (p[i * page_size / sizeof(*p)] != i + 0xdead0000) { in validate_memory()
646 i, p[i * page_size / sizeof(*p)]); in validate_memory()
934 madvise(p, page_size, MADV_DONTNEED); in alloc_at_fault()
971 ops->fault(p, 0, page_size); in collapse_single_pte_entry()
995 ops->fault(p, 0, (hpage_pmd_nr - max_ptes_none - 1) * page_size); in collapse_max_ptes_none()
998 validate_memory(p, 0, (hpage_pmd_nr - max_ptes_none - 1) * page_size); in collapse_max_ptes_none()
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| /Linux-v6.1/tools/testing/selftests/mincore/ |
| D | mincore_selftest.c | 33 int page_size; in TEST() local
37 page_size = sysconf(_SC_PAGESIZE); in TEST()
45 retval = mincore(NULL, page_size, vec); in TEST()
50 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
58 retval = mincore(addr + 1, page_size, vec); in TEST()
70 retval = mincore(addr, page_size, NULL); in TEST()
73 munmap(addr, page_size); in TEST()
88 int page_size; in TEST() local
90 page_size = sysconf(_SC_PAGESIZE); in TEST()
94 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
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| /Linux-v6.1/tools/testing/selftests/bpf/prog_tests/ |
| D | ringbuf.c | 90 int page_size = getpagesize(); in test_ringbuf() local
97 skel->maps.ringbuf.max_entries = page_size; in test_ringbuf()
105 mmap_ptr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rb_fd, 0); in test_ringbuf()
107 tmp_ptr = mremap(mmap_ptr, page_size, 2 * page_size, MREMAP_MAYMOVE); in test_ringbuf()
110 ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_EXEC), "exec_cons_pos_protect"); 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()
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| D | mmap.c | 12 long page_size = sysconf(_SC_PAGE_SIZE); in roundup_page() local
13 return (sz + page_size - 1) / page_size * page_size; in roundup_page()
21 const long page_size = sysconf(_SC_PAGE_SIZE); in test_mmap() local
36 err = bpf_map__set_max_entries(skel->maps.rdonly_map, page_size); in test_mmap()
42 4 * (page_size / sizeof(u64))); in test_mmap()
55 tmp1 = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rdmap_fd, 0); in test_mmap()
57 munmap(tmp1, page_size); in test_mmap()
61 tmp1 = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rdmap_fd, 0); in test_mmap()
200 tmp0 = mmap(NULL, 4 * page_size, PROT_READ, MAP_SHARED | MAP_ANONYMOUS, in test_mmap()
206 tmp1 = mmap(tmp0, 3 * page_size, PROT_READ, MAP_SHARED | MAP_FIXED, in test_mmap()
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| D | ringbuf_multi.c | 46 int page_size = getpagesize(); in test_ringbuf_multi() local
54 ASSERT_EQ(bpf_map__max_entries(skel->maps.ringbuf1), page_size, "rb1_size_before"); in test_ringbuf_multi()
55 ASSERT_OK(bpf_map__set_max_entries(skel->maps.ringbuf1, page_size + 1), "rb1_resize"); in test_ringbuf_multi()
56 ASSERT_EQ(bpf_map__max_entries(skel->maps.ringbuf1), 2 * page_size, "rb1_size_after"); in test_ringbuf_multi()
57 ASSERT_OK(bpf_map__set_max_entries(skel->maps.ringbuf1, page_size), "rb1_reset"); in test_ringbuf_multi()
58 ASSERT_EQ(bpf_map__max_entries(skel->maps.ringbuf1), page_size, "rb1_size_final"); in test_ringbuf_multi()
60 proto_fd = bpf_map_create(BPF_MAP_TYPE_RINGBUF, NULL, 0, 0, page_size, NULL); in test_ringbuf_multi()
76 …if (!ASSERT_ERR(bpf_map__set_max_entries(skel->maps.ringbuf1, 3 * page_size), "rb1_resize_after_lo… in test_ringbuf_multi()
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| /Linux-v6.1/drivers/mtd/spi-nor/ |
| D | xilinx.c | 33 .page_size = (_page_size), \
58 u32 page_size = nor->params->page_size; in s3an_nor_convert_addr() local
61 offset = addr % page_size; in s3an_nor_convert_addr()
62 page = addr / page_size; in s3an_nor_convert_addr()
63 page <<= (page_size > 512) ? 10 : 9; in s3an_nor_convert_addr()
118 u32 page_size; in xilinx_nor_setup() local
143 page_size = (nor->params->page_size == 264) ? 256 : 512; in xilinx_nor_setup()
144 nor->params->page_size = page_size; in xilinx_nor_setup()
145 nor->mtd.writebufsize = page_size; in xilinx_nor_setup()
146 nor->params->size = 8 * page_size * nor->info->n_sectors; in xilinx_nor_setup()
[all …]
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| /Linux-v6.1/drivers/pci/endpoint/ |
| D | pci-epc-mem.c | 26 unsigned int page_shift = ilog2(mem->window.page_size); in pci_epc_mem_get_order()
54 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()
119 size_t size, size_t page_size) in pci_epc_mem_init() argument
125 mem_window.page_size = page_size; in pci_epc_mem_init()
182 align_size = ALIGN(size, mem->window.page_size); in pci_epc_mem_alloc_addr()
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| /Linux-v6.1/tools/testing/selftests/powerpc/primitives/ |
| D | load_unaligned_zeropad.c | 38 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()
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| /Linux-v6.1/arch/powerpc/mm/ |
| D | init_64.c | 187 unsigned long page_size) in altmap_cross_boundary() argument
189 unsigned long nr_pfn = page_size / sizeof(struct page); in altmap_cross_boundary()
205 unsigned long page_size = 1 << mmu_psize_defs[mmu_vmemmap_psize].shift; in vmemmap_populate() local
208 start = ALIGN_DOWN(start, page_size); in vmemmap_populate()
212 for (; start < end; start += page_size) { in vmemmap_populate()
222 if (vmemmap_populated(start, page_size)) in vmemmap_populate()
230 if (altmap && !altmap_cross_boundary(altmap, start, page_size)) { in vmemmap_populate()
231 p = vmemmap_alloc_block_buf(page_size, node, altmap); in vmemmap_populate()
238 p = vmemmap_alloc_block_buf(page_size, node, NULL); in vmemmap_populate()
251 int nr_pfns = page_size >> PAGE_SHIFT; in vmemmap_populate()
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| /Linux-v6.1/drivers/misc/habanalabs/common/mmu/ |
| D | mmu.c | 32 return hl_mem_area_inside_range(virt_addr, prop->dmmu.page_size, in hl_is_dram_va()
175 u32 page_size, u32 *real_page_size, bool is_dram_addr) in hl_mmu_get_real_page_size() argument
181 if ((page_size % mmu_prop->page_size) == 0) { in hl_mmu_get_real_page_size()
182 *real_page_size = mmu_prop->page_size; in hl_mmu_get_real_page_size()
187 page_size, mmu_prop->page_size >> 10); in hl_mmu_get_real_page_size()
192 static struct hl_mmu_properties *hl_mmu_get_prop(struct hl_device *hdev, u32 page_size, in hl_mmu_get_prop() argument
199 else if ((page_size % prop->pmmu_huge.page_size) == 0) in hl_mmu_get_prop()
226 int hl_mmu_unmap_page(struct hl_ctx *ctx, u64 virt_addr, u32 page_size, bool flush_pte) in hl_mmu_unmap_page() argument
240 mmu_prop = hl_mmu_get_prop(hdev, page_size, is_dram_addr); in hl_mmu_unmap_page()
245 rc = hdev->asic_funcs->mmu_get_real_page_size(hdev, mmu_prop, page_size, &real_page_size, in hl_mmu_unmap_page()
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| /Linux-v6.1/include/trace/events/ |
| D | habanalabs.h | 17 TP_PROTO(struct device *dev, u64 virt_addr, u64 phys_addr, u32 page_size, bool flush_pte),
19 TP_ARGS(dev, virt_addr, phys_addr, page_size, flush_pte),
25 __field(u32, page_size)
33 __entry->page_size = page_size;
41 __entry->page_size,
46 TP_PROTO(struct device *dev, u64 virt_addr, u64 phys_addr, u32 page_size, bool flush_pte),
47 TP_ARGS(dev, virt_addr, phys_addr, page_size, flush_pte));
50 TP_PROTO(struct device *dev, u64 virt_addr, u64 phys_addr, u32 page_size, bool flush_pte),
51 TP_ARGS(dev, virt_addr, phys_addr, page_size, flush_pte));
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| /Linux-v6.1/drivers/misc/ |
| D | vmw_balloon.c | 245 enum vmballoon_page_size_type page_size; member
574 unsigned int vmballoon_page_order(enum vmballoon_page_size_type page_size) in vmballoon_page_order() argument
576 return page_size == VMW_BALLOON_2M_PAGE ? VMW_BALLOON_2M_ORDER : 0; in vmballoon_page_order()
586 vmballoon_page_in_frames(enum vmballoon_page_size_type page_size) in vmballoon_page_in_frames() argument
588 return 1 << vmballoon_page_order(page_size); in vmballoon_page_in_frames()
598 enum vmballoon_page_size_type page_size) in vmballoon_mark_page_offline() argument
602 for (i = 0; i < vmballoon_page_in_frames(page_size); i++) in vmballoon_mark_page_offline()
613 enum vmballoon_page_size_type page_size) in vmballoon_mark_page_online() argument
617 for (i = 0; i < vmballoon_page_in_frames(page_size); i++) in vmballoon_mark_page_online()
677 if (ctl->page_size == VMW_BALLOON_2M_PAGE) in vmballoon_alloc_page_list()
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| /Linux-v6.1/tools/testing/selftests/kvm/lib/s390x/ |
| D | processor.c | 17 TEST_ASSERT(vm->page_size == 4096, "Unsupported page size: 0x%x", in virt_arch_pgd_alloc()
18 vm->page_size); in virt_arch_pgd_alloc()
25 memset(addr_gpa2hva(vm, paddr), 0xff, PAGES_PER_REGION * vm->page_size); in virt_arch_pgd_alloc()
42 memset(addr_gpa2hva(vm, taddr), 0xff, PAGES_PER_REGION * vm->page_size); in virt_alloc_region()
54 TEST_ASSERT((gva % vm->page_size) == 0, in virt_arch_pg_map()
57 gva, vm->page_size); in virt_arch_pg_map()
62 TEST_ASSERT((gpa % vm->page_size) == 0, in virt_arch_pg_map()
65 gva, vm->page_size); in virt_arch_pg_map()
69 gva, vm->max_gfn, vm->page_size); in virt_arch_pg_map()
93 TEST_ASSERT(vm->page_size == 4096, "Unsupported page size: 0x%x", in addr_arch_gva2gpa()
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| /Linux-v6.1/drivers/misc/habanalabs/common/ |
| D | memory.c | 27 static int set_alloc_page_size(struct hl_device *hdev, struct hl_mem_in *args, u32 *page_size) in set_alloc_page_size() argument
36 if (prop->supports_user_set_page_size && args->alloc.page_size) { in set_alloc_page_size()
37 psize = args->alloc.page_size; in set_alloc_page_size()
47 *page_size = psize; in set_alloc_page_size()
92 u32 num_curr_pgs, page_size; in alloc_device_memory() local
98 rc = set_alloc_page_size(hdev, args, &page_size); in alloc_device_memory()
102 num_pgs = DIV_ROUND_UP_ULL(args->alloc.mem_size, page_size); in alloc_device_memory()
103 total_size = num_pgs * page_size; in alloc_device_memory()
113 if (is_power_of_2(page_size)) in alloc_device_memory()
115 total_size, NULL, page_size); in alloc_device_memory()
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| /Linux-v6.1/drivers/net/ethernet/qlogic/qed/ |
| D | qed_chain.c | 22 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()
119 dma_free_coherent(dev, chain->page_size, entry->virt_addr, in qed_chain_free_pbl()
164 chain_size = ELEMS_PER_PAGE(params->elem_size, params->page_size); in qed_chain_alloc_sanity_check()
207 virt = dma_alloc_coherent(dev, chain->page_size, &phys, in qed_chain_alloc_next_ptr()
238 virt = dma_alloc_coherent(&cdev->pdev->dev, chain->page_size, in qed_chain_alloc_single()
290 virt = dma_alloc_coherent(dev, chain->page_size, &phys, in qed_chain_alloc_pbl()
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| /Linux-v6.1/tools/power/acpi/os_specific/service_layers/ |
| D | osunixmap.c | 67 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()
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| /Linux-v6.1/drivers/infiniband/hw/mlx5/ |
| D | mem.c | 41 void mlx5_ib_populate_pas(struct ib_umem *umem, size_t page_size, __be64 *pas, in mlx5_ib_populate_pas() argument
46 rdma_umem_for_each_dma_block (umem, &biter, page_size) { in mlx5_ib_populate_pas()
64 unsigned long page_size; in __mlx5_umem_find_best_quantized_pgoff() local
67 page_size = ib_umem_find_best_pgoff(umem, pgsz_bitmap, pgoff_bitmask); in __mlx5_umem_find_best_quantized_pgoff()
68 if (!page_size) in __mlx5_umem_find_best_quantized_pgoff()
78 page_offset = ib_umem_dma_offset(umem, page_size); in __mlx5_umem_find_best_quantized_pgoff()
79 while (page_offset & ~(u64)(page_offset_mask * (page_size / scale))) { in __mlx5_umem_find_best_quantized_pgoff()
80 page_size /= 2; in __mlx5_umem_find_best_quantized_pgoff()
81 page_offset = ib_umem_dma_offset(umem, page_size); in __mlx5_umem_find_best_quantized_pgoff()
88 if (!(pgsz_bitmap & page_size)) in __mlx5_umem_find_best_quantized_pgoff()
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| /Linux-v6.1/tools/testing/selftests/powerpc/copyloops/ |
| D | exc_validate.c | 81 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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