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Searched refs:mmap_size (Results 1 – 17 of 17) 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()
96 mmap_size = default_huge_page_size(); in main()
99 huge_ptr = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in main()
122 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.c49 size_t mmap_size = size * 2; in mmap_aligned() local
52 mmap_mem = mmap(NULL, mmap_size, prot, flags, -1, 0); in mmap_aligned()
58 munmap(mem + size, mmap_mem + mmap_size - mem - size); in mmap_aligned()
H A Dcow.c832 size_t size, mmap_size, mremap_size; in do_run_with_thp() local
836 mmap_size = 2 * thpsize; in do_run_with_thp()
837 mmap_mem = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in do_run_with_thp()
979 munmap(mmap_mem, mmap_size); in do_run_with_thp()
1565 size_t mmap_size; in run_with_huge_zeropage() local
1577 mmap_size = 2 * pmdsize; in run_with_huge_zeropage()
1578 mmap_mem = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in run_with_huge_zeropage()
1585 mmap_smem = mmap(NULL, mmap_size, PROT_READ, in run_with_huge_zeropage()
1625 munmap(mmap_mem, mmap_size); in run_with_huge_zeropage()
1627 munmap(mmap_smem, mmap_size); in run_with_huge_zeropage()
/linux/tools/testing/selftests/vfio/
H A Dvfio_dma_mapping_test.c211 size_t mmap_size; in FIXTURE() local
239 self->mmap_size = 2 * region_size; in FIXTURE_SETUP()
243 region->vaddr = mmap(NULL, self->mmap_size, PROT_READ | PROT_WRITE, in FIXTURE_SETUP()
261 ASSERT_EQ(munmap(self->region.vaddr, self->mmap_size), 0); in FIXTURE_TEARDOWN()
298 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/drivers/spi/
H A Dspi-ti-qspi.c46 size_t mmap_size; member
581 if (op->addr.val < qspi->mmap_size) { in ti_qspi_adjust_op_size()
583 if (op->addr.val + op->data.nbytes > qspi->mmap_size) { in ti_qspi_adjust_op_size()
584 max_len = qspi->mmap_size - op->addr.val; in ti_qspi_adjust_op_size()
618 if (from + op->data.nbytes > qspi->mmap_size) in ti_qspi_exec_mem_op()
813 qspi->mmap_size = resource_size(res_mmap); in ti_qspi_probe()
/linux/fs/
H A Daio.c123 unsigned long mmap_size; member
543 ctx->mmap_size = nr_pages * PAGE_SIZE; in aio_setup_ring()
544 pr_debug("attempting mmap of %lu bytes\n", ctx->mmap_size); in aio_setup_ring()
547 ctx->mmap_size = 0; in aio_setup_ring()
552 ctx->mmap_base = do_mmap(ctx->aio_ring_file, 0, ctx->mmap_size, in aio_setup_ring()
557 ctx->mmap_size = 0; in aio_setup_ring()
830 if (ctx->mmap_size) in ioctx_alloc()
831 vm_munmap(ctx->mmap_base, ctx->mmap_size); in ioctx_alloc()
876 if (ctx->mmap_size) in kill_ioctx()
877 vm_munmap(ctx->mmap_base, ctx->mmap_size); in kill_ioctx()
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/linux/tools/perf/util/
H A Dsession.c2102 prefetch_event(char *buf, u64 head, size_t mmap_size, in prefetch_event() argument
2112 if (head + sizeof(event->header) > mmap_size) in prefetch_event()
2120 if (head + event_size <= mmap_size) in prefetch_event()
2128 if (event_size <= mmap_size - head % page_size) { in prefetch_event()
2135 " fuzzed or compressed perf.data?\n", __func__, head, event_size, mmap_size); in prefetch_event()
2141 fetch_mmaped_event(u64 head, size_t mmap_size, char *buf, bool needs_swap) in fetch_mmaped_event() argument
2143 return prefetch_event(buf, head, mmap_size, needs_swap, ERR_PTR(-EINVAL)); in fetch_mmaped_event()
2147 fetch_decomp_event(u64 head, size_t mmap_size, char *buf, bool needs_swap) in fetch_decomp_event() argument
2149 return prefetch_event(buf, head, mmap_size, needs_swap, NULL); in fetch_decomp_event()
2214 size_t mmap_size; member
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H A Dauxtrace.h256 size_t mmap_size; member
H A Dauxtrace.c1242 buffer->mmap_size = size; in auxtrace_buffer__get_data_rw()
1253 munmap(buffer->mmap_addr, buffer->mmap_size); in auxtrace_buffer__put_data()
1255 buffer->mmap_size = 0; in auxtrace_buffer__put_data()
/linux/drivers/hsi/clients/
H A Dcmt_speech.c45 unsigned long mmap_size; member
92 unsigned long mmap_size; member
821 } else if ((buf_size_aligned + ctrl_size_aligned) >= hi->mmap_size) { in check_buf_params()
985 unsigned long mmap_base, unsigned long mmap_size) in cs_hsi_start() argument
1001 hsi_if->mmap_size = mmap_size; in cs_hsi_start()
1303 cs_char_data.mmap_size = CS_MMAP_SIZE; in cs_char_open()
/linux/tools/testing/selftests/kvm/lib/
H A Dkvm_util.c781 kvm_munmap(region->mmap_start, region->mmap_size); in __vm_mem_region_delete()
784 kvm_munmap(region->mmap_alias, region->mmap_size); in __vm_mem_region_delete()
1007 region->mmap_size = mem_size; in vm_mem_add()
1029 region->mmap_size += alignment; in vm_mem_add()
1033 region->fd = kvm_memfd_alloc(region->mmap_size, in vm_mem_add()
1036 region->mmap_start = kvm_mmap(region->mmap_size, PROT_READ | PROT_WRITE, in vm_mem_add()
1106 region->mmap_alias = kvm_mmap(region->mmap_size, in vm_mem_add()
/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/include/
H A Dkvm_util.h47 size_t mmap_size; member
/linux/tools/power/x86/turbostat/
H A Dturbostat.c9693 size_t mmap_size; in pmt_mmio_open() local
9745 mmap_size = ROUND_UP_TO_PAGE_SIZE(size); in pmt_mmio_open()
9746 mmio = mmap(0, mmap_size, PROT_READ, MAP_SHARED, fd_pmt, 0); in pmt_mmio_open()