| /Linux-v5.10/tools/testing/selftests/powerpc/pmu/ebb/ |
| D | ebb_on_child_test.c | 23 static int victim_child(union pipe read_pipe, union pipe write_pipe) in victim_child() argument
27 FAIL_IF(wait_for_parent(read_pipe)); in victim_child()
32 FAIL_IF(wait_for_parent(read_pipe)); in victim_child()
46 union pipe read_pipe, write_pipe; in ebb_on_child() local
52 FAIL_IF(pipe(read_pipe.fds) == -1); in ebb_on_child()
58 exit(victim_child(write_pipe, read_pipe)); in ebb_on_child()
61 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in ebb_on_child()
75 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in ebb_on_child()
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| D | ebb_on_willing_child_test.c | 23 static int victim_child(union pipe read_pipe, union pipe write_pipe) in victim_child() argument
25 FAIL_IF(wait_for_parent(read_pipe)); in victim_child()
51 union pipe read_pipe, write_pipe; in ebb_on_willing_child() local
57 FAIL_IF(pipe(read_pipe.fds) == -1); in ebb_on_willing_child()
63 exit(victim_child(write_pipe, read_pipe)); in ebb_on_willing_child()
67 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in ebb_on_willing_child()
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| D | task_event_vs_ebb_test.c | 38 union pipe read_pipe, write_pipe; in task_event_vs_ebb() local
45 FAIL_IF(pipe(read_pipe.fds) == -1); in task_event_vs_ebb()
51 exit(ebb_child(write_pipe, read_pipe)); in task_event_vs_ebb()
62 if (sync_with_child(read_pipe, write_pipe)) in task_event_vs_ebb()
67 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in task_event_vs_ebb()
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| D | cpu_event_vs_ebb_test.c | 39 union pipe read_pipe, write_pipe; in cpu_event_vs_ebb() local
50 FAIL_IF(pipe(read_pipe.fds) == -1); in cpu_event_vs_ebb()
56 exit(ebb_child(write_pipe, read_pipe)); in cpu_event_vs_ebb()
67 if (sync_with_child(read_pipe, write_pipe)) in cpu_event_vs_ebb()
72 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in cpu_event_vs_ebb()
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| D | task_event_pinned_vs_ebb_test.c | 40 union pipe read_pipe, write_pipe; in task_event_pinned_vs_ebb() local
47 FAIL_IF(pipe(read_pipe.fds) == -1); in task_event_pinned_vs_ebb()
53 exit(ebb_child(write_pipe, read_pipe)); in task_event_pinned_vs_ebb()
64 if (sync_with_child(read_pipe, write_pipe)) in task_event_pinned_vs_ebb()
69 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in task_event_pinned_vs_ebb()
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| D | ebb_vs_cpu_event_test.c | 39 union pipe read_pipe, write_pipe; in ebb_vs_cpu_event() local
50 FAIL_IF(pipe(read_pipe.fds) == -1); in ebb_vs_cpu_event()
56 exit(ebb_child(write_pipe, read_pipe)); in ebb_vs_cpu_event()
60 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in ebb_vs_cpu_event()
70 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in ebb_vs_cpu_event()
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| D | cpu_event_pinned_vs_ebb_test.c | 41 union pipe read_pipe, write_pipe; in cpu_event_pinned_vs_ebb() local
52 FAIL_IF(pipe(read_pipe.fds) == -1); in cpu_event_pinned_vs_ebb()
58 exit(ebb_child(write_pipe, read_pipe)); in cpu_event_pinned_vs_ebb()
69 if (sync_with_child(read_pipe, write_pipe)) in cpu_event_pinned_vs_ebb()
74 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in cpu_event_pinned_vs_ebb()
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| D | ebb.c | 349 int ebb_child(union pipe read_pipe, union pipe write_pipe) in ebb_child() argument
354 FAIL_IF(wait_for_parent(read_pipe)); in ebb_child()
384 FAIL_IF(wait_for_parent(read_pipe)); in ebb_child()
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| D | ebb.h | 74 int ebb_child(union pipe read_pipe, union pipe write_pipe);
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| /Linux-v5.10/tools/testing/selftests/powerpc/pmu/ |
| D | lib.c | 33 int sync_with_child(union pipe read_pipe, union pipe write_pipe) in sync_with_child() argument
38 FAIL_IF(read(read_pipe.read_fd, &c, 1) != 1); in sync_with_child()
45 int wait_for_parent(union pipe read_pipe) in wait_for_parent() argument
49 FAIL_IF(read(read_pipe.read_fd, &c, 1) != 1); in wait_for_parent()
97 static int eat_cpu_child(union pipe read_pipe, union pipe write_pipe) in eat_cpu_child() argument
108 wait_for_parent(read_pipe); in eat_cpu_child()
118 union pipe read_pipe, write_pipe; in eat_cpu() local
126 if (pipe(read_pipe.fds) == -1) in eat_cpu()
134 exit(eat_cpu_child(write_pipe, read_pipe)); in eat_cpu()
136 if (sync_with_child(read_pipe, write_pipe)) { in eat_cpu()
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| D | lib.h | 26 extern int sync_with_child(union pipe read_pipe, union pipe write_pipe);
27 extern int wait_for_parent(union pipe read_pipe);
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| /Linux-v5.10/tools/testing/selftests/powerpc/mm/ |
| D | stack_expansion_signal.c | 74 union pipe read_pipe, write_pipe; in test_one_size() local
77 FAIL_IF(pipe(read_pipe.fds) == -1); in test_one_size()
82 close(read_pipe.read_fd); in test_one_size()
84 exit(child(stack_size, read_pipe)); in test_one_size()
87 close(read_pipe.write_fd); in test_one_size()
89 FAIL_IF(sync_with_child(read_pipe, write_pipe)); in test_one_size()
95 close(read_pipe.read_fd); in test_one_size()
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| /Linux-v5.10/tools/virtio/virtio-trace/ |
| D | trace-agent-rw.c | 33 rw_ti->read_pipe = -1; in rw_thread_info_new()
81 rw_ti->read_pipe = data_pipe[1]; in rw_thread_init()
127 rlen = splice(ts->in_fd, NULL, ts->read_pipe, NULL, in rw_thread_main()
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| D | trace-agent.h | 39 int read_pipe; member
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| D | trace-agent.c | 249 close(s->rw_ti[i]->read_pipe); in agent_info_free()
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| D | README | 6 - splice a page of ring-buffer to read_pipe without memory copying
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| /Linux-v5.10/drivers/net/wireless/intersil/orinoco/ |
| D | orinoco_usb.c | 248 int read_pipe; member
744 usb_fill_bulk_urb(upriv->read_urb, upriv->udev, upriv->read_pipe, in ezusb_submit_in_urb()
1620 upriv->read_pipe = usb_rcvbulkpipe(udev, in ezusb_probe()
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