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Searched refs:data_fd (Results 1 – 7 of 7) sorted by relevance

/linux/tools/testing/selftests/user_events/
H A Dftrace_test.c204 int data_fd; in FIXTURE() local
216 self->data_fd = open(data_file, O_RDWR); in FIXTURE_SETUP()
217 ASSERT_NE(-1, self->data_fd); in FIXTURE_SETUP()
226 close(self->data_fd); in FIXTURE_TEARDOWN()
252 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
256 ASSERT_EQ(-1, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
261 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
267 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
273 ASSERT_EQ(-1, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
290 ASSERT_EQ(-1, ioctl(self->data_fd, DIAG_IOCSDEL, "__test_event")); in TEST_F()
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H A Dperf_test.c112 int data_fd; in FIXTURE() local
120 self->data_fd = open(data_file, O_RDWR); in FIXTURE_SETUP()
121 ASSERT_NE(-1, self->data_fd); in FIXTURE_SETUP()
127 close(self->data_fd); in FIXTURE_TEARDOWN()
149 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
181 ASSERT_NE(-1, write(self->data_fd, &event, sizeof(event))); in TEST_F()
213 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, &reg)); in TEST_F()
239 ASSERT_NE(-1, write(self->data_fd, (void *)&reg.write_index, in TEST_F()
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dtailcalls.c233 int err, map_fd, prog_fd, main_fd, data_fd, i, val; in test_tailcall_count() local
333 data_fd = bpf_map__fd(data_map); in test_tailcall_count()
334 if (CHECK_FAIL(data_fd < 0)) in test_tailcall_count()
338 err = bpf_map_lookup_elem(data_fd, &i, &val); in test_tailcall_count()
348 data_fd = bpf_map__fd(data_map); in test_tailcall_count()
349 if (!ASSERT_FALSE(data_fd < 0, in test_tailcall_count()
354 err = bpf_map_lookup_elem(data_fd, &i, &val); in test_tailcall_count()
365 data_fd = bpf_map__fd(data_map); in test_tailcall_count()
366 if (!ASSERT_FALSE(data_fd < 0, in test_tailcall_count()
371 err = bpf_map_lookup_elem(data_fd, &i, &val); in test_tailcall_count()
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/linux/samples/user_events/
H A Dexample.c41 int data_fd, write; in main() local
45 data_fd = open(data_file, O_RDWR); in main()
47 if (event_reg(data_fd, "test u32 count", &write, &enabled) == -1) in main()
62 writev(data_fd, (const struct iovec *)io, 2); in main()
/linux/tools/tracing/rtla/sample/
H A Dtimerlat_load.py58 data_fd = open("/dev/full", 'r') variable
66 data_fd.read(20 * 1024 * 1024)
78 data_fd.close()
/linux/drivers/vfio/
H A Dvfio_main.c874 mig->data_fd = fd; in vfio_ioct_mig_return_fd()
895 offsetofend(struct vfio_device_feature_mig_state, data_fd); in vfio_ioctl_device_feature_mig_device_state()
931 mig.data_fd = -1; in vfio_ioctl_device_feature_mig_device_state()
/linux/include/uapi/linux/
H A Dvfio.h1070 __s32 data_fd; member