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Searched refs:timerlat_fd (Results 1 - 2 of 2) sorted by relevance

/kernel/linux/linux-6.6/tools/tracing/rtla/src/
H A Dtimerlat_u.c36 int timerlat_fd; in timerlat_u_main() local
78 snprintf(buffer, sizeof(buffer), "osnoise/per_cpu/cpu%d/timerlat_fd", cpu); in timerlat_u_main()
80 timerlat_fd = tracefs_instance_file_open(NULL, buffer, O_RDONLY); in timerlat_u_main()
81 if (timerlat_fd < 0) { in timerlat_u_main()
90 retval = read(timerlat_fd, buffer, 1024); in timerlat_u_main()
95 close(timerlat_fd); in timerlat_u_main()
/kernel/linux/linux-6.6/kernel/trace/
H A Dtrace_osnoise.c1954 * This is a user thread waiting on the timerlat_fd. We need in stop_kthread()
2455 * timerlat_fd_read - Read function for "timerlat_fd" file
2711 struct dentry *timerlat_fd; in osnoise_create_cpu_timerlat_fd() local
2733 timerlat_fd = trace_create_file("timerlat_fd", TRACE_MODE_READ, in osnoise_create_cpu_timerlat_fd()
2735 if (!timerlat_fd) in osnoise_create_cpu_timerlat_fd()
2739 d_inode(timerlat_fd)->i_cdev = (void *)(cpu); in osnoise_create_cpu_timerlat_fd()

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