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Searched refs:mmap_size (Results 1 – 18 of 18) sorted by relevance

/linux-6.15/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
226 munmap(mmap_mem, mmap_size); in test_page_migration_thp()
232 size_t mmap_size; in test_pte_mapped_thp() local
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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 Dcow.c802 size_t size, mmap_size, mremap_size; in do_run_with_thp() local
806 mmap_size = 2 * thpsize; in do_run_with_thp()
807 mmap_mem = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in do_run_with_thp()
937 munmap(mmap_mem, mmap_size); in do_run_with_thp()
1504 size_t mmap_size; in run_with_huge_zeropage() local
1515 mmap_size = 2 * pmdsize; in run_with_huge_zeropage()
1516 mmap_mem = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, in run_with_huge_zeropage()
1522 mmap_smem = mmap(NULL, mmap_size, PROT_READ, in run_with_huge_zeropage()
1555 munmap(mmap_mem, mmap_size); in run_with_huge_zeropage()
1557 munmap(mmap_smem, mmap_size); in run_with_huge_zeropage()
H A Duffd-wp-mremap.c54 size_t mmap_size = size * 2; in mmap_aligned() local
57 mmap_mem = mmap(NULL, mmap_size, prot, flags, -1, 0); in mmap_aligned()
63 munmap(mem + size, mmap_mem + mmap_size - mem - size); in mmap_aligned()
/linux-6.15/tools/testing/selftests/powerpc/pmu/sampling_tests/
H A Dmisc.c180 size_t mmap_size; in event_sample_buf_mmap() local
189 mmap_size = page_size * (1 + mmap_pages); in event_sample_buf_mmap()
190 buff = mmap(NULL, mmap_size, in event_sample_buf_mmap()
/linux-6.15/drivers/spi/
H A Dspi-ti-qspi.c46 size_t mmap_size; member
583 if (op->addr.val < qspi->mmap_size) { in ti_qspi_adjust_op_size()
585 if (op->addr.val + op->data.nbytes > qspi->mmap_size) { in ti_qspi_adjust_op_size()
586 max_len = qspi->mmap_size - op->addr.val; in ti_qspi_adjust_op_size()
620 if (from + op->data.nbytes > qspi->mmap_size) in ti_qspi_exec_mem_op()
815 qspi->mmap_size = resource_size(res_mmap); in ti_qspi_probe()
H A Datmel-quadspi.c278 resource_size_t mmap_size; member
951 if (op->addr.val + op->data.nbytes > aq->mmap_size) in atmel_qspi_exec_op()
1389 aq->mmap_size = resource_size(res); in atmel_qspi_probe()
/linux-6.15/tools/perf/util/
H A Dsession.c1942 prefetch_event(char *buf, u64 head, size_t mmap_size, in prefetch_event() argument
1952 if (head + sizeof(event->header) > mmap_size) in prefetch_event()
1960 if (head + event_size <= mmap_size) in prefetch_event()
1968 if (event_size <= mmap_size - head % page_size) { in prefetch_event()
1989 return prefetch_event(buf, head, mmap_size, needs_swap, NULL); in fetch_decomp_event()
2054 size_t mmap_size; member
2075 rd->mmap_size = MMAP_SIZE; in reader__init()
2076 if (rd->mmap_size > data_size) { in reader__init()
2077 rd->mmap_size = data_size; in reader__init()
2116 munmap(mmaps[rd->mmap_idx], rd->mmap_size); in reader__mmap()
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H A Dauxtrace.h259 size_t mmap_size; member
H A Dauxtrace.c1228 buffer->mmap_size = size; in auxtrace_buffer__get_data_rw()
1239 munmap(buffer->mmap_addr, buffer->mmap_size); in auxtrace_buffer__put_data()
1241 buffer->mmap_size = 0; in auxtrace_buffer__put_data()
/linux-6.15/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-6.15/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-6.15/tools/testing/selftests/kvm/lib/
H A Dkvm_util.c787 ret = munmap(region->mmap_start, region->mmap_size); in __vm_mem_region_delete()
791 ret = munmap(region->mmap_alias, region->mmap_size); in __vm_mem_region_delete()
1020 region->mmap_size = mem_size; in vm_mem_add()
1042 region->mmap_size += alignment; in vm_mem_add()
1046 region->fd = kvm_memfd_alloc(region->mmap_size, in vm_mem_add()
1049 region->mmap_start = mmap(NULL, region->mmap_size, in vm_mem_add()
1125 region->mmap_alias = mmap(NULL, region->mmap_size, in vm_mem_add()
/linux-6.15/tools/testing/selftests/bpf/benchs/
H A Dbench_ringbufs.c467 size_t mmap_size; member
481 size_t mmap_mask = pb->mmap_size - 1; in perfbuf_custom_consumer()
/linux-6.15/tools/bpf/bpftool/
H A Dgen.c734 size_t mmap_size = 0; in gen_trace() local
744 mmap_data = bpf_map__initial_value(map, &mmap_size); in gen_trace()
745 print_hex(mmap_data, mmap_size); in gen_trace()
/linux-6.15/tools/testing/selftests/kvm/include/
H A Dkvm_util.h43 size_t mmap_size; member
/linux-6.15/tools/lib/bpf/
H A Dlibbpf.c13172 perf_event_read_simple(void *mmap_mem, size_t mmap_size, size_t page_size, in perf_event_read_simple() argument
13185 ehdr = base + (data_tail & (mmap_size - 1)); in perf_event_read_simple()
13188 if (((void *)ehdr) + ehdr_size > base + mmap_size) { in perf_event_read_simple()
13190 size_t len_first = base + mmap_size - copy_start; in perf_event_read_simple()
13251 size_t mmap_size; member
13265 munmap(cpu_buf->base, pb->mmap_size + pb->page_size)) in perf_buffer__free_cpu_buf()
13323 cpu_buf->base = mmap(NULL, pb->mmap_size + pb->page_size, in perf_buffer__open_cpu_buf()
13458 pb->mmap_size = pb->page_size * page_cnt; in __perf_buffer__new()
13606 ret = perf_event_read_simple(cpu_buf->base, pb->mmap_size, in perf_buffer__process_records()
13679 *buf_size = pb->mmap_size; in perf_buffer__buffer()
/linux-6.15/tools/power/x86/turbostat/
H A Dturbostat.c9142 size_t mmap_size; in pmt_mmio_open() local
9194 mmap_size = ROUND_UP_TO_PAGE_SIZE(size); in pmt_mmio_open()
9195 mmio = mmap(0, mmap_size, PROT_READ, MAP_SHARED, fd_pmt, 0); in pmt_mmio_open()