# perf script event handlers, generated by perf script -g perl
# (c) 2009, Tom Zanussi <tzanussi@gmail.com>
# Licensed under the terms of the GNU GPL License version 2

# This script tests basic functionality such as flag and symbol
# strings, common_xxx() calls back into perf, begin, end, unhandled
# events, etc.  Basically, if this script runs successfully and
# displays expected results, perl scripting support should be ok.

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;

sub trace_begin
{
    print "trace_begin\n";
}

sub trace_end
{
    print "trace_end\n";

    print_unhandled();
}

sub irq::softirq_entry
{
	my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
	    $common_pid, $common_comm,
	    $vec) = @_;

	print_header($event_name, $common_cpu, $common_secs, $common_nsecs,
		     $common_pid, $common_comm);

	print_uncommon($context);

	printf("vec=%s\n",
	       symbol_str("irq::softirq_entry", "vec", $vec));
}

sub kmem::kmalloc
{
	my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
	    $common_pid, $common_comm,
	    $call_site, $ptr, $bytes_req, $bytes_alloc,
	    $gfp_flags) = @_;

	print_header($event_name, $common_cpu, $common_secs, $common_nsecs,
		     $common_pid, $common_comm);

	print_uncommon($context);

	printf("call_site=%p, ptr=%p, bytes_req=%u, bytes_alloc=%u, ".
	       "gfp_flags=%s\n",
	       $call_site, $ptr, $bytes_req, $bytes_alloc,

	       flag_str("kmem::kmalloc", "gfp_flags", $gfp_flags));
}

# print trace fields not included in handler args
sub print_uncommon
{
    my ($context) = @_;

    printf("common_preempt_count=%d, common_flags=%s, common_lock_depth=%d, ",
	   common_pc($context), trace_flag_str(common_flags($context)),
	   common_lock_depth($context));

}

my %unhandled;

sub print_unhandled
{
    if ((scalar keys %unhandled) == 0) {
	return;
    }

    print "\nunhandled events:\n\n";

    printf("%-40s  %10s\n", "event", "count");
    printf("%-40s  %10s\n", "----------------------------------------",
	   "-----------");

    foreach my $event_name (keys %unhandled) {
	printf("%-40s  %10d\n", $event_name, $unhandled{$event_name});
    }
}

sub trace_unhandled
{
    my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
	$common_pid, $common_comm) = @_;

    $unhandled{$event_name}++;
}

sub print_header
{
	my ($event_name, $cpu, $secs, $nsecs, $pid, $comm) = @_;

	printf("%-20s %5u %05u.%09u %8u %-20s ",
	       $event_name, $cpu, $secs, $nsecs, $pid, $comm);
}
alue='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>net</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>rxrpc</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc/conn_service.c?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>conn_service.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='10435c1192d06bdb0bac7666452d8219d7e7c477'/><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>Feng &lt;fgao@ikuai8.com&gt;</td><td class='right'>2017-01-20 21:40:43 +0800</td></tr>
<tr><th>committer</th><td>Pablo Neira Ayuso &lt;pablo@netfilter.org&gt;</td><td class='right'>2017-02-02 14:30:19 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc/conn_service.c?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>10435c1192d06bdb0bac7666452d8219d7e7c477</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/rxrpc/conn_service.c?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>93b76419142fe17b1d162d062c663297a3e8a965</a> /<a href='/cgit.cgi/linux/net-next.git/tree/net/rxrpc/conn_service.c?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>net/rxrpc/conn_service.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/rxrpc/conn_service.c?id=1a28ad74ebd8f9d3c7eae0d781f72a6d30545e17'>1a28ad74ebd8f9d3c7eae0d781f72a6d30545e17</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/rxrpc/conn_service.c?id=10435c1192d06bdb0bac7666452d8219d7e7c477&amp;id2=1a28ad74ebd8f9d3c7eae0d781f72a6d30545e17'>diff</a>)</td></tr></table>
<div class='commit-subject'>netfilter: nf_tables: Eliminate duplicated code in nf_tables_table_enable()</div><div class='commit-msg'>If something fails in nf_tables_table_enable(), it unregisters the
chains. But the rollback code is the same as nf_tables_table_disable()
almostly, except there is one counter check.  Now create one wrapper
function to eliminate the duplicated codes.

Signed-off-by: Feng &lt;fgao@ikuai8.com&gt;
Signed-off-by: Pablo Neira Ayuso &lt;pablo@netfilter.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=10435c1192d06bdb0bac7666452d8219d7e7c477'>Diffstat</a> (limited to 'net/rxrpc/conn_service.c')</div><table summary='diffstat' class='diffstat'>