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/kernel/linux/linux-6.6/tools/perf/util/
H A Dsideband_evlist.c6 #include "util/mmap.h"
8 #include <perf/mmap.h>
59 struct mmap *map = &evlist->mmap[i]; in perf_evlist__poll_thread()
/third_party/ltp/testcases/kernel/mem/mmapstress/
H A Dmmapstress03.c27 * it into two segments (i.e. |---brk---|-mmap-|--more brk--|). Next it
35 * for a huge mmap which is refused.
143 /* Ask for a ridiculously large mmap region at a high address */ in main()
144 if (mmap((void*) (((uintptr_t)1) << ((sizeof(void*)<<3) - 1)) - pagesize, in main()
149 ERROR("really large mmap didn't fail"); in main()
153 ERROR("really large mmap didn't set errno = ENOMEM nor EINVAL"); in main()
167 if (mmap((void*) ((long)brk_max - 3 * pagesize), (2 * pagesize), in do_test()
171 ERROR("mmap failed"); in do_test()
174 /* extend mmap */ in do_test()
175 if (mmap((voi in do_test()
[all...]
H A Dmmapstress05.c26 * original mmap. It then mmaps the preceding portion of the file behind
27 * the original mmap. None of the mmaps can be concatenated.
179 if (mmap(mmapaddr + pagesize, pagesize, PROT_READ, in main()
183 CERROR("first mmap (of third page) failed"); in main()
186 if (mmap(mmapaddr, pagesize, PROT_READ, in main()
190 CERROR("second mmap (of fifth page) failed"); in main()
193 if (mmap(mmapaddr + 2 * pagesize, pagesize, PROT_READ, in main()
195 CERROR("third mmap (of first page) failed"); in main()
/third_party/ltp/testcases/kernel/mem/hugetlb/hugemmap/
H A Dhugemmap02.c60 addr = mmap(0, 256 * 1024 * 1024, PROT_READ, in test_hugemmap()
71 /* mmap using normal pages and a low memory address */ in test_hugemmap()
72 addr = mmap((void *)low_addr, page_sz, PROT_READ, in test_hugemmap()
75 tst_brk(TBROK | TERRNO, "mmap failed on nfildes"); in test_hugemmap()
83 /* Attempt to mmap a huge page into a low memory address */ in test_hugemmap()
84 addr2 = mmap((void *)low_addr2, map_sz, PROT_READ | PROT_WRITE, in test_hugemmap()
88 tst_res(TFAIL | TERRNO, "huge mmap failed unexpectedly" in test_hugemmap()
91 tst_res(TPASS, "huge mmap succeeded (64-bit)"); in test_hugemmap()
95 tst_res(TFAIL | TERRNO, "huge mmap failed unexpectedly" in test_hugemmap()
99 "huge mmap faile in test_hugemmap()
[all...]
H A Dhugemmap14.c46 p = mmap((void *)lowaddr, hpage_size, PROT_READ|PROT_WRITE, in run_test()
55 "mmap() failed expected"); in run_test()
58 tst_res(TFAIL|TERRNO, "mmap() huge failed unexpected"); in run_test()
70 q = mmap((void *)highaddr, page_size, PROT_READ|PROT_WRITE, in run_test()
78 "mmap() failed expected"); in run_test()
81 tst_res(TFAIL|TERRNO, "mmap() normal 1 failed unexpected"); in run_test()
98 r = mmap((void *)highaddr, page_size, PROT_READ|PROT_WRITE, in run_test()
106 "mmap() failed unexpected"); in run_test()
109 tst_res(TFAIL|TERRNO, "mmap() normal 2 failed unexpected"); in run_test()
/third_party/ltp/testcases/kernel/mem/vma/
H A Dvma01.c96 t = mmap(p, 3 * ps, PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); in check_vma()
98 tst_brkm(TBROK | TERRNO, cleanup, "mmap"); in check_vma()
106 u = mmap(t + 3 * ps, 3 * ps, PROT_WRITE, in check_vma()
109 perror("mmap"); in check_vma()
153 t = mmap(NULL, 9 * ps, PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0); in create_bighole()
155 tst_brkm(TBROK | TERRNO, cleanup, "mmap"); in create_bighole()
/kernel/linux/linux-5.10/tools/lib/perf/
H A Devlist.c11 #include <internal/mmap.h>
361 * Each PERF_EVENT_IOC_SET_OUTPUT points to this mmap and in perf_evlist__alloc_mmap()
384 maps = overwrite ? evlist->mmap_ovw : evlist->mmap; in perf_evlist__mmap_cb_get()
394 evlist->mmap = maps; in perf_evlist__mmap_cb_get()
471 if (ops->mmap(map, mp, *output, evlist_cpu) < 0) in mmap_per_evsel()
575 if (!ops || !ops->get || !ops->mmap) in perf_evlist__mmap_ops()
603 .mmap = perf_evlist__mmap_cb_mmap, in perf_evlist__mmap()
615 if (evlist->mmap) { in perf_evlist__munmap()
617 perf_mmap__munmap(&evlist->mmap[i]); in perf_evlist__munmap()
625 zfree(&evlist->mmap); in perf_evlist__munmap()
[all...]
/kernel/linux/linux-6.6/tools/lib/perf/
H A Devlist.c11 #include <internal/mmap.h>
391 * Each PERF_EVENT_IOC_SET_OUTPUT points to this mmap and in perf_evlist__alloc_mmap()
414 maps = overwrite ? evlist->mmap_ovw : evlist->mmap; in perf_evlist__mmap_cb_get()
424 evlist->mmap = maps; in perf_evlist__mmap_cb_get()
507 if (ops->mmap(map, mp, *output, evlist_cpu) < 0) in mmap_per_evsel()
639 if (!ops || !ops->get || !ops->mmap) in perf_evlist__mmap_ops()
667 .mmap = perf_evlist__mmap_cb_mmap, in perf_evlist__mmap()
679 if (evlist->mmap) { in perf_evlist__munmap()
681 perf_mmap__munmap(&evlist->mmap[i]); in perf_evlist__munmap()
689 zfree(&evlist->mmap); in perf_evlist__munmap()
[all...]
/third_party/musl/libc-test/src/functionalext/relro/
H A Ddlopen_ext_relro_test.c418 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_1600()
455 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_1700()
492 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_1800()
529 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_1900()
564 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_2000()
601 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_2100()
639 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_2200()
678 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_2300()
716 void *map = mmap(NULL, map_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); in dlopen_ext_relro_2400()
/kernel/linux/linux-5.10/tools/perf/tests/
H A Dperf-record.c9 #include <perf/mmap.h>
15 #include "util/mmap.h"
97 * on all the fds) and then mmap them. in test__PERF_RECORD()
144 * mmap the first fd on a given CPU and ask for events for the other in test__PERF_RECORD()
145 * fds in the same CPU to be injected in the same mmap ring buffer in test__PERF_RECORD()
171 struct mmap *md; in test__PERF_RECORD()
173 md = &evlist->mmap[i]; in test__PERF_RECORD()
252 mmap_filename = event->mmap.filename; in test__PERF_RECORD()
/kernel/linux/linux-6.6/drivers/accel/habanalabs/common/
H A Dmemory_mgr.c193 * hl_mmap_mem_buf_vm_close - handle mmap close
195 * @vma: the vma object for which mmap was closed.
212 atomic_set(&buf->mmap, 0); in hl_mmap_mem_buf_vm_close()
225 * @vma: the vma object for which mmap was closed.
226 * @args: additional args passed to behavior->mmap
239 * it before doing the mmap itself
248 "Memory mmap failed, no match to handle %#llx\n", handle);
256 "%s: Memory mmap failed, mmap VM size 0x%llx != 0x%llx allocated physical mem size\n",
276 if (atomic_cmpxchg(&buf->mmap,
[all...]
/kernel/linux/linux-6.6/tools/perf/tests/
H A Dperf-record.c7 #include <perf/mmap.h>
14 #include "util/mmap.h"
97 * on all the fds) and then mmap them. in test__PERF_RECORD()
144 * mmap the first fd on a given CPU and ask for events for the other in test__PERF_RECORD()
145 * fds in the same CPU to be injected in the same mmap ring buffer in test__PERF_RECORD()
171 struct mmap *md; in test__PERF_RECORD()
173 md = &evlist->mmap[i]; in test__PERF_RECORD()
252 mmap_filename = event->mmap.filename; in test__PERF_RECORD()
H A Dperf-time-to-tsc.c12 #include <perf/mmap.h>
21 #include "mmap.h"
90 struct mmap *md; in test__perf_time_to_tsc()
126 pc = evlist->mmap[0].core.base; in test__perf_time_to_tsc()
149 md = &evlist->mmap[i]; in test__perf_time_to_tsc()
/third_party/ltp/testcases/kernel/controllers/cpuset/cpuset_memory_test/
H A Dcpuset_memory_test.c73 {"mmap-anon", 0, NULL, MMAP_ANON},
74 {"mmap-file", 0, NULL, MMAP_FILE},
75 {"mmap-lock1", 0, NULL, MMAP_LOCK1},
76 {"mmap-lock2", 0, NULL, MMAP_LOCK2},
161 p = mmap(NULL, memsize, PROT_WRITE | PROT_READ, in mmap_anon()
164 err(1, "mmap(anonymous) failed"); in mmap_anon()
190 p = mmap(NULL, memsize, PROT_WRITE | PROT_READ, in mmap_file()
195 err(1, "mmap(file) failed"); in mmap_file()
214 p = mmap(NULL, memsize, PROT_WRITE | PROT_READ, in mmap_lock1()
217 err(1, "mmap(loc in mmap_lock1()
[all...]
/third_party/ltp/testcases/kernel/controllers/memcg/functional/
H A Dmemcg_process.c49 {"mmap-anon", 0, NULL, MMAP_ANON},
50 {"mmap-file", 0, NULL, MMAP_FILE},
51 {"mmap-lock1", 0, NULL, MMAP_LOCK1},
52 {"mmap-lock2", 0, NULL, MMAP_LOCK2},
120 p = mmap(NULL, memsize, PROT_WRITE | PROT_READ, in mmap_anon()
123 err(1, "mmap(anonymous) failed"); in mmap_anon()
147 p = mmap(NULL, memsize, PROT_WRITE | PROT_READ, in mmap_file()
152 err(1, "mmap(file) failed"); in mmap_file()
171 p = mmap(NULL, memsize, PROT_WRITE | PROT_READ, in mmap_lock1()
174 err(1, "mmap(loc in mmap_lock1()
[all...]
/kernel/linux/linux-5.10/tools/perf/util/
H A Dsynthetic-events.c448 event->mmap2.len -= event->mmap.start; in perf_event__synthesize_mmap_events()
600 union perf_event *event = zalloc((sizeof(event->mmap) + in perf_event__synthesize_modules()
603 pr_debug("Not enough memory synthesizing mmap event " in perf_event__synthesize_modules()
626 event->mmap.header.type = PERF_RECORD_MMAP; in perf_event__synthesize_modules()
627 event->mmap.header.size = (sizeof(event->mmap) - in perf_event__synthesize_modules()
628 (sizeof(event->mmap.filename) - size)); in perf_event__synthesize_modules()
629 memset(event->mmap.filename + size, 0, machine->id_hdr_size); in perf_event__synthesize_modules()
630 event->mmap.header.size += machine->id_hdr_size; in perf_event__synthesize_modules()
631 event->mmap in perf_event__synthesize_modules()
[all...]
/kernel/linux/linux-5.10/tools/testing/selftests/mincore/
H A Dmincore_selftest.c51 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
54 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
95 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
98 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
150 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
157 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
232 addr = mmap(NULL, FILE_SIZE, PROT_READ | PROT_WRITE, in TEST()
235 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
331 addr = mmap(NULL, FILE_SIZE, PROT_READ | PROT_WRITE, in TEST()
334 TH_LOG("mmap erro in TEST()
[all...]
/kernel/linux/linux-6.6/tools/testing/selftests/mincore/
H A Dmincore_selftest.c50 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
53 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
94 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
97 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
149 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
156 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
231 addr = mmap(NULL, FILE_SIZE, PROT_READ | PROT_WRITE, in TEST()
234 TH_LOG("mmap error: %s", strerror(errno)); in TEST()
330 addr = mmap(NULL, FILE_SIZE, PROT_READ | PROT_WRITE, in TEST()
333 TH_LOG("mmap erro in TEST()
[all...]
/kernel/linux/linux-6.6/tools/testing/selftests/sgx/
H A Dload.c63 bin = mmap(NULL, sb.st_size, PROT_READ, MAP_PRIVATE, fd, 0); in encl_map_bin()
65 perror("enclave executable mmap()"); in encl_map_bin()
204 ptr = mmap(NULL, PAGE_SIZE, PROT_READ, MAP_SHARED, fd, 0); in encl_load()
206 perror("mmap for read"); in encl_load()
212 "mmap() succeeded for PROT_READ, but failed for PROT_EXEC.\n" \ in encl_load()
217 ptr = mmap(NULL, PAGE_SIZE, PROT_EXEC, MAP_SHARED, fd, 0); in encl_load()
295 seg->src = mmap(NULL, heap_size, PROT_READ | PROT_WRITE, in encl_load()
323 area = mmap(NULL, encl_size * 2, PROT_NONE, in encl_map_area()
326 perror("reservation mmap()"); in encl_map_area()
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/prog_tests/
H A Dringbuf.c107 mmap_ptr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rb_fd, 0); in ringbuf_subtest()
116 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, page_size); in ringbuf_subtest()
122 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); in ringbuf_subtest()
126 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 3 * page_size); in ringbuf_subtest()
128 mmap_ptr = mmap(NULL, 2 * page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); in ringbuf_subtest()
132 mmap_ptr = mmap(NULL, 4 * page_size, PROT_READ, MAP_SHARED, rb_fd, 0); in ringbuf_subtest()
142 mmap_ptr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rb_fd, page_size); in ringbuf_subtest()
/third_party/python/Lib/multiprocessing/
H A Dshared_memory.py12 import mmap namespace
115 self._mmap = mmap.mmap(self._fd, size)
130 # until it can be attached to by mmap.
151 self._mmap = mmap.mmap(-1, size, tagname=temp_name)
160 # block's size which is likely a multiple of mmap.PAGESIZE.
180 self._mmap = mmap.mmap(-1, size, tagname=name)
/third_party/elfutils/tests/
H A Drun-copyadd-sections.sh24 out_file_mmap="${out_file}.mmap"
44 testrun ${abs_builddir}/elfcopy --mmap ${in_file} ${out_file_mmap}
50 testrun ${abs_builddir}/addsections --mmap 1 ${out_file_mmap}
/third_party/ltp/testcases/open_posix_testsuite/conformance/interfaces/mmap/
H A D9-1.c10 * mmap() may return MAP_FAILED and set errno to [EINVAL].
18 * 2. Call mmap() and get EINVAL;
66 pa = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); in main()
79 pa = mmap(illegal_addr, size, PROT_READ | PROT_WRITE, MAP_FIXED, fd, 0); in main()
91 printf("Test FAILED, mmap with MAP_FIXED did not get EINVAL" in main()
H A D7-2.c19 * 1. mmap a file into memory. Set flag as MAP_PRIVATE.
22 * 4. mmap the same file again into memory.
65 pa = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0); in main()
67 printf("Error at mmap(): %s\n", strerror(errno)); in main()
82 pa = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0); in main()
84 printf("Error at 2nd mmap(): %s\n", strerror(errno)); in main()
/third_party/ltp/testcases/open_posix_testsuite/conformance/interfaces/shm_open/
H A D1-1.c51 buf = mmap(NULL, BUF_SIZE, PROT_WRITE, MAP_SHARED, fd, 0); in main()
53 perror("An error occurs when calling mmap()"); in main()
67 buf = mmap(NULL, BUF_SIZE, PROT_READ, MAP_SHARED, fd, 0); in main()
69 perror("An error occurs when calling mmap()"); in main()

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