| Server IP : 54.233.248.239 / Your IP : 172.28.1.13 Web Server : Apache System : Linux ip-172-28-29-189 6.5.0-1014-aws #14~22.04.1-Ubuntu SMP Thu Feb 15 15:27:06 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.2.34-43+ubuntu22.04.1+deb.sury.org+1 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /lib/modules/6.5.0-1014-aws/build/tools/testing/selftests/bpf/ |
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#!/bin/bash
if [[ -e /sys/kernel/tracing/trace ]]; then
TR=/sys/kernel/tracing/
else
TR=/sys/kernel/debug/tracing/
fi
clear_trace() { # reset trace output
echo > $TR/trace
}
disable_tracing() { # stop trace recording
echo 0 > $TR/tracing_on
}
enable_tracing() { # start trace recording
echo 1 > $TR/tracing_on
}
reset_tracer() { # reset the current tracer
echo nop > $TR/current_tracer
}
disable_tracing
clear_trace
echo "" > $TR/set_ftrace_filter
echo '*printk* *console* *wake* *serial* *lock*' > $TR/set_ftrace_notrace
echo "bpf_prog_test*" > $TR/set_graph_function
echo "" > $TR/set_graph_notrace
echo function_graph > $TR/current_tracer
enable_tracing
./test_progs -t fentry
./test_progs -t fexit
disable_tracing
clear_trace
reset_tracer
exit 0