Yu1709$!%yuyu!$%wutu!5=126+

                
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 /     \  \___ \|  |_(  <_> )     / 
/___/\  \/____  >____/\____/ \/\_/  
      \_/     \/    @ligmakokz

Editing: killsnoop-nd.stp

#!/usr/bin/stap
/*
 * killsnoop-nd.stp	Trace process signals.
 *			For Linux, uses SystemTap (non-debuginfo).
 *
 * Copyright (C) 2015 Brendan Gregg.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * 24-Jun-2014	Brendan Gregg	Created this.
 */

global target;
global signal;

probe begin
{
	printf("%-6s %-12s %-5s %-6s %6s\n", "FROM", "COMMAND", "SIG", "TO",
	    "RESULT");
}

probe nd_syscall.kill
{
	/*
	 * I could use the @entry shortcut on the return probe instead, but
	 * wanted a full example of using global arrays directly.
	 */
	target[tid()] = uint_arg(1);
	signal[tid()] = uint_arg(2);
}

probe nd_syscall.kill.return
{
	if (target[tid()] != 0) {
		printf("%-6d %-12s %-5d %-6d %6d\n", pid(), execname(),
		    signal[tid()], target[tid()], int_arg(1));
		delete target[tid()];
		delete signal[tid()];
	}
}

Name	Type	Actions
README	File
accept2close-nd.8	File
accept2close-nd.meta	File
accept2close-nd.stp	File
accept2close-nd.txt	File
biolatency-nd.8	File
biolatency-nd.meta	File
biolatency-nd.stp	File
biolatency-nd_example.txt	File
bitesize-nd.8	File
bitesize-nd.meta	File
bitesize-nd.stp	File
bitesize-nd_example.txt	File
execsnoop-nd.8	File
execsnoop-nd.meta	File
execsnoop-nd.stp	File
execsnoop-nd_example.txt	File
fslatency-nd.8	File
fslatency-nd.meta	File
fslatency-nd.stp	File
fslatency-nd_example.txt	File
fsslower-nd.8	File
fsslower-nd.meta	File
fsslower-nd.stp	File
fsslower-nd_example.txt	File
killsnoop-nd.8	File
killsnoop-nd.meta	File
killsnoop-nd.stp	File
killsnoop-nd_example.txt	File
opensnoop-nd.8	File
opensnoop-nd.meta	File
opensnoop-nd.stp	File
opensnoop-nd_example.txt	File
rwtime-nd.8	File
rwtime-nd.meta	File
rwtime-nd.stp	File
rwtime-nd_example.txt	File
syscallbypid-nd.8	File
syscallbypid-nd.meta	File
syscallbypid-nd.stp	File
syscallbypid-nd_example.txt	File