| /linux-6.12.1/tools/testing/selftests/user_events/ |
| D | ftrace_test.c | 204 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, ®)); in TEST_F()
256 ASSERT_EQ(-1, ioctl(self->data_fd, DIAG_IOCSREG, ®)); in TEST_F()
261 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, ®)); in TEST_F()
267 ASSERT_EQ(0, ioctl(self->data_fd, DIAG_IOCSREG, ®)); in TEST_F()
273 ASSERT_EQ(-1, ioctl(self->data_fd, DIAG_IOCSREG, ®)); in TEST_F()
290 ASSERT_EQ(-1, ioctl(self->data_fd, DIAG_IOCSDEL, "__test_event")); in TEST_F()
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| D | perf_test.c | 112 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, ®)); 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, ®)); in TEST_F()
239 ASSERT_NE(-1, write(self->data_fd, ®.write_index, in TEST_F()
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| /linux-6.12.1/tools/testing/selftests/bpf/prog_tests/ |
| D | tailcalls.c | 232 int err, map_fd, prog_fd, main_fd, data_fd, i, val; in test_tailcall_count() local
332 data_fd = bpf_map__fd(data_map); in test_tailcall_count()
333 if (CHECK_FAIL(data_fd < 0)) in test_tailcall_count()
337 err = bpf_map_lookup_elem(data_fd, &i, &val); in test_tailcall_count()
347 data_fd = bpf_map__fd(data_map); in test_tailcall_count()
348 if (!ASSERT_FALSE(data_fd < 0, in test_tailcall_count()
353 err = bpf_map_lookup_elem(data_fd, &i, &val); in test_tailcall_count()
364 data_fd = bpf_map__fd(data_map); in test_tailcall_count()
365 if (!ASSERT_FALSE(data_fd < 0, in test_tailcall_count()
370 err = bpf_map_lookup_elem(data_fd, &i, &val); in test_tailcall_count()
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| /linux-6.12.1/samples/user_events/ |
| D | example.c | 41 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()
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| /linux-6.12.1/tools/tracing/rtla/sample/ |
| D | timerlat_load.py | 61 data_fd = open("/dev/full", 'r'); variable
68 data_fd.read(20*1024*1024)
74 data_fd.close()
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| /linux-6.12.1/arch/um/os-Linux/drivers/ |
| D | ethertap_user.c | 182 pri->data_fd = data_fds[0]; in etap_open()
203 if (shutdown(pri->data_fd, SHUT_RDWR) < 0) in etap_close()
211 close(pri->data_fd); in etap_close()
212 pri->data_fd = -1; in etap_close()
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| D | etap.h | 14 int data_fd; member
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| D | ethertap_kern.c | 29 epri->data_fd = -1; in etap_init()
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| /linux-6.12.1/drivers/net/can/usb/ |
| D | esd_usb.c | 148 u8 data_fd[CANFD_MAX_DLEN]; member
167 u8 data_fd[CANFD_MAX_DLEN]; member
444 memcpy(cfd->data, msg->rx.data_fd, len); in esd_usb_rx_can_msg()
873 memcpy(msg->tx.data_fd, cfd->data, cfd->len); in esd_usb_start_xmit()
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| /linux-6.12.1/drivers/vfio/ |
| D | vfio_main.c | 870 mig->data_fd = fd; in vfio_ioct_mig_return_fd()
891 offsetofend(struct vfio_device_feature_mig_state, data_fd); in vfio_ioctl_device_feature_mig_device_state()
927 mig.data_fd = -1; in vfio_ioctl_device_feature_mig_device_state()
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| /linux-6.12.1/include/uapi/linux/ |
| D | vfio.h | 1049 __s32 data_fd; member
|