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Searched refs:mmap_size (Results 1 – 15 of 15) sorted by relevance

/linux/tools/testing/selftests/mm/
H A Dmkdirty.c64 const size_t mmap_size = 2 * thpsize; in mmap_thp_range() local
67 mmap_mem = mmap(NULL, mmap_size, prot, MAP_PRIVATE|MAP_ANON, in mmap_thp_range()
77 munmap(mmap_mem, mmap_size); in mmap_thp_range()
82 *_mmap_size = mmap_size; in mmap_thp_range()
125 size_t mmap_size; in test_ptrace_write_thp() local
131 mem = mmap_thp_range(PROT_READ, &mmap_mem, &mmap_size); in test_ptrace_write_thp()
155 munmap(mmap_mem, mmap_size); in test_ptrace_write_thp()
193 size_t mmap_size; in test_page_migration_thp() local
197 mem = mmap_thp_range(PROT_READ|PROT_WRITE, &mmap_mem, &mmap_size); in test_page_migration_thp()
226 munmap(mmap_mem, mmap_size); in test_page_migration_thp()
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H A Dhugetlb_madv_vs_map.c32 size_t mmap_size; variable
47 madvise(huge_ptr, mmap_size, MADV_DONTNEED); in madv()
62 ptr = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in map_extra()
95 mmap_size = default_huge_page_size(); in main()
98 huge_ptr = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in main()
119 munmap(huge_ptr, mmap_size); in main()
H A Dprctl_thp_disable.c43 size_t mmap_size; in test_mmap_thp() local
47 mmap_size = 2 * pmdsize; in test_mmap_thp()
48 mmap_mem = (char *)mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in test_mmap_thp()
71 munmap(mmap_mem, mmap_size); in test_mmap_thp()
H A Duffd-wp-mremap.c60 size_t mmap_size = size * 2; in mmap_aligned()
63 mmap_mem = mmap(NULL, mmap_size, prot, flags, -1, 0); in alloc_one_folio()
69 munmap(mem + size, mmap_mem + mmap_size - mem - size); in alloc_one_folio()
49 size_t mmap_size = size * 2; mmap_aligned() local
H A Dcow.c844 size_t size, mmap_size, mremap_size; in do_run_with_thp()
848 mmap_size = 2 * thpsize; in do_run_with_thp()
849 mmap_mem = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in do_run_with_thp()
991 munmap(mmap_mem, mmap_size); in run_with_thp_swap()
1579 size_t mmap_size; in run_with_huge_zeropage()
1591 mmap_size = 2 * pmdsize; in run_with_huge_zeropage()
1592 mmap_mem = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in run_with_huge_zeropage()
1599 mmap_smem = mmap(NULL, mmap_size, PROT_READ, in run_with_huge_zeropage()
1642 munmap(mmap_mem, mmap_size); in run_with_memfd()
1644 munmap(mmap_smem, mmap_size); in run_with_memfd()
832 size_t size, mmap_size, mremap_size; do_run_with_thp() local
1565 size_t mmap_size; run_with_huge_zeropage() local
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/linux/tools/testing/selftests/vfio/
H A Dvfio_dma_mapping_test.c207 size_t mmap_size; in FIXTURE() local
235 self->mmap_size = 2 * region_size; in FIXTURE_SETUP()
239 region->vaddr = mmap(NULL, self->mmap_size, PROT_READ | PROT_WRITE, in FIXTURE_SETUP()
257 ASSERT_EQ(munmap(self->region.vaddr, self->mmap_size), 0); in FIXTURE_TEARDOWN()
294 region->size = self->mmap_size; in TEST_F()
/linux/tools/testing/selftests/powerpc/pmu/sampling_tests/
H A Dmisc.c180 size_t mmap_size; in event_sample_buf_mmap()
189 mmap_size = page_size * (1 + mmap_pages); in event_sample_buf_mmap()
190 buff = mmap(NULL, mmap_size, in event_sample_buf_mmap()
173 size_t mmap_size; event_sample_buf_mmap() local
/linux/tools/perf/util/
H A Dsession.c3232 prefetch_event(char *buf, u64 head, size_t mmap_size,
3242 if (head + sizeof(event->header) > mmap_size)
3250 if (head + event_size <= mmap_size)
3258 if (event_size <= mmap_size - head % page_size) {
3263 /* Invalid input. Event size should never exceed mmap_size. */
3264 pr_debug("%s: head=%#" PRIx64 " event->header.size=%#x, mmap_size=%#zx:"
3265 " fuzzed or compressed perf.data?\n", __func__, head, event_size, mmap_size);
3271 fetch_mmaped_event(u64 head, size_t mmap_size, char *buf, bool needs_swap)
3273 return prefetch_event(buf, head, mmap_size, needs_swap, ERR_PTR(-EINVAL));
3277 fetch_decomp_event(u64 head, size_t mmap_size, cha
2157 prefetch_event(char * buf,u64 head,size_t mmap_size,bool needs_swap,union perf_event * error) prefetch_event() argument
2196 fetch_mmaped_event(u64 head,size_t mmap_size,char * buf,bool needs_swap) fetch_mmaped_event() argument
2202 fetch_decomp_event(u64 head,size_t mmap_size,char * buf,bool needs_swap) fetch_decomp_event() argument
2269 size_t mmap_size; global() member
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H A Dauxtrace.h256 size_t mmap_size; member
H A Dauxtrace.c1258 buffer->mmap_size = size; in auxtrace_buffer__put_data()
1269 munmap(buffer->mmap_addr, buffer->mmap_size); in auxtrace_buffer__drop_data()
1271 buffer->mmap_size = 0; in auxtrace_buffer__free()
/linux/tools/testing/selftests/bpf/benchs/
H A Dbench_ringbufs.c520 size_t mmap_size;
534 size_t mmap_mask = pb->mmap_size - 1;
467 size_t mmap_size; global() member
/linux/tools/testing/selftests/kvm/lib/
H A Dkvm_util.c813 kvm_munmap(region->mmap_start, region->mmap_size); in __vm_mem_region_delete()
816 kvm_munmap(region->mmap_alias, region->mmap_size); in __vm_mem_region_delete()
1039 region->mmap_size = mem_size; in vm_mem_add()
1054 region->mmap_size += alignment; in vm_mem_add()
1058 region->fd = kvm_memfd_alloc(region->mmap_size, in vm_mem_add()
1061 region->mmap_start = kvm_mmap(region->mmap_size, PROT_READ | PROT_WRITE, in vm_mem_add()
1131 region->mmap_alias = kvm_mmap(region->mmap_size, in vm_mem_add()
/linux/tools/testing/selftests/kvm/include/
H A Dkvm_util.h47 size_t mmap_size; member
/linux/tools/lib/bpf/
H A Dlibbpf.c14151 perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size, in bpf_program__set_attach_target()
14164 ehdr = base + (data_tail & (mmap_size - 1)); in bpf_program__set_attach_target()
14167 if (((void *)ehdr) + ehdr_size > base + mmap_size) { in bpf_program__set_attach_target()
14169 size_t len_first = base + mmap_size - copy_start; in bpf_program__assoc_struct_ops()
14230 size_t mmap_size; in parse_cpu_mask_str()
14244 munmap(cpu_buf->base, pb->mmap_size + pb->page_size)) in parse_cpu_mask_str()
14302 cpu_buf->base = mmap(NULL, pb->mmap_size + pb->page_size,
14436 pb->mmap_size = pb->page_size * page_cnt; in bpf_object__open_subskeleton()
14584 ret = perf_event_read_simple(cpu_buf->base, pb->mmap_size, in bpf_object__destroy_skeleton()
14657 *buf_size = pb->mmap_size;
13571 perf_event_read_simple(void * mmap_mem,size_t mmap_size,size_t page_size,void ** copy_mem,size_t * copy_size,bpf_perf_event_print_t fn,void * private_data) perf_event_read_simple() argument
13650 size_t mmap_size; global() member
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/linux/tools/power/x86/turbostat/
H A Dturbostat.c10156 size_t mmap_size; in pmt_mmio_open() local
10208 mmap_size = ROUND_UP_TO_PAGE_SIZE(size); in pmt_mmio_open()
10209 mmio = mmap(0, mmap_size, PROT_READ, MAP_SHARED, fd_pmt, 0); in pmt_mmio_open()