# failed system call counts
# (c) 2010, Tom Zanussi <tzanussi@gmail.com>
# Licensed under the terms of the GNU GPL License version 2
#
# Displays system-wide failed system call totals
# If a [comm] arg is specified, only syscalls called by [comm] are displayed.

use lib "$ENV{'PERF_EXEC_PATH'}/scripts/perl/Perf-Trace-Util/lib";
use lib "./Perf-Trace-Util/lib";
use Perf::Trace::Core;
use Perf::Trace::Context;
use Perf::Trace::Util;

my $for_comm = shift;

my %failed_syscalls;

sub raw_syscalls::sys_exit
{
	my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
	    $common_pid, $common_comm,
	    $id, $ret) = @_;

	if ($ret < 0) {
	    $failed_syscalls{$common_comm}++;
	}
}

sub syscalls::sys_exit
{
	raw_syscalls::sys_exit(@_)
}

sub trace_end
{
    printf("\nfailed syscalls by comm:\n\n");

    printf("%-20s  %10s\n", "comm", "# errors");
    printf("%-20s  %6s  %10s\n", "--------------------", "----------");

    foreach my $comm (sort {$failed_syscalls{$b} <=> $failed_syscalls{$a}}
		      keys %failed_syscalls) {
	next if ($for_comm && $comm ne $for_comm);

	printf("%-20s  %10s\n", $comm, $failed_syscalls{$comm});
    }
}

<option value='nds-private-remove' selected='selected'>nds-private-remove</option>
<option value='packet-loop-back'>packet-loop-back</option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/?h=nds-private-remove'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/sound/drivers/mpu401?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/sound/drivers/mpu401'>
<input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='35eeacf1820a08305c2b0960febfa190f5a6dd63'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/drivers?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/commit/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>mpu401</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='35eeacf1820a08305c2b0960febfa190f5a6dd63'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-02-11 02:31:11 -0500</td></tr>
<tr><th>committer</th><td>David S. Miller &lt;davem@davemloft.net&gt;</td><td class='right'>2017-02-11 02:31:11 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>35eeacf1820a08305c2b0960febfa190f5a6dd63</a> (<a href='/cgit.cgi/linux/net-next.git/patch/sound/drivers/mpu401?id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>f1227c7384ee01d3f029cc5f82223234e6456c5f</a> /<a href='/cgit.cgi/linux/net-next.git/tree/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>sound/drivers/mpu401</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/drivers/mpu401?h=nds-private-remove&amp;id=bed45f79a2afc9d7c279b880dfcac8f27d513b50'>bed45f79a2afc9d7c279b880dfcac8f27d513b50</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63&amp;id2=bed45f79a2afc9d7c279b880dfcac8f27d513b50'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/drivers/mpu401?h=nds-private-remove&amp;id=1ee18329fae936089c6c599250ae92482ff2b81f'>1ee18329fae936089c6c599250ae92482ff2b81f</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/drivers/mpu401?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63&amp;id2=1ee18329fae936089c6c599250ae92482ff2b81f'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net</div><div class='commit-msg'></div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=35eeacf1820a08305c2b0960febfa190f5a6dd63'>Diffstat</a> (limited to 'sound/drivers/mpu401')</div><table summary='diffstat' class='diffstat'>