Searched refs:timerlat_fd (Results 1 – 5 of 5) sorted by relevance
| /linux/tools/tracing/rtla/src/ |
| H A D | timerlat_u.c | 36 int timerlat_fd; in timerlat_u_main() local
78 timerlat_fd = tracefs_instance_file_open(NULL, buffer, O_RDONLY); in timerlat_u_main()
79 if (timerlat_fd < 0) in timerlat_u_main()
86 retval = read(timerlat_fd, buffer, 1024); in timerlat_u_main()
91 close(timerlat_fd); in timerlat_u_main()
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| /linux/tools/tracing/rtla/sample/ |
| H A D | timerlat_load.py | 49 timerlat_fd = open(timerlat_path, 'r') variable
65 timerlat_fd.read(1)
77 timerlat_fd.close()
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| /linux/Documentation/trace/ |
| H A D | timerlat-tracer.rst | 189 file descriptor inside $tracing_dir/osnoise/per_cpu/cpu$ID/timerlat_fd.
231 int timerlat_fd;
243 "/sys/kernel/tracing/osnoise/per_cpu/cpu%ld/timerlat_fd",
246 timerlat_fd = open(buffer, O_RDONLY);
247 if (timerlat_fd < 0) {
253 retval = read(timerlat_fd, buffer, 1024);
258 close(timerlat_fd);
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| /linux/Documentation/tools/rtla/ |
| H A D | common_timerlat_options.txt | 59 to wait on the timerlat_fd. Once the workload is awakened, it goes to sleep again
66 task that waits for a new period on the tracing/osnoise/per_cpu/cpu$ID/timerlat_fd.
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| /linux/kernel/trace/ |
| H A D | trace_osnoise.c | 2698 struct dentry *timerlat_fd; in osnoise_create_cpu_timerlat_fd() local
2720 timerlat_fd = trace_create_file("timerlat_fd", TRACE_MODE_READ, in osnoise_create_cpu_timerlat_fd()
2722 if (!timerlat_fd) in osnoise_create_cpu_timerlat_fd()
2726 d_inode(timerlat_fd)->i_cdev = (void *)(cpu); in osnoise_create_cpu_timerlat_fd()
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