# perf script event handlers, generated by perf script -g python
# (c) 2010, 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, Python scripting support should be ok.

import os
import sys

sys.path.append(os.environ['PERF_EXEC_PATH'] + \
	'/scripts/python/Perf-Trace-Util/lib/Perf/Trace')

from Core import *
from perf_trace_context import *

unhandled = autodict()

def trace_begin():
	print "trace_begin"
	pass

def trace_end():
        print_unhandled()

def irq__softirq_entry(event_name, context, common_cpu,
	common_secs, common_nsecs, common_pid, common_comm,
	common_callchain, vec):
		print_header(event_name, common_cpu, common_secs, common_nsecs,
			common_pid, common_comm)

                print_uncommon(context)

		print "vec=%s\n" % \
		(symbol_str("irq__softirq_entry", "vec", vec)),

def kmem__kmalloc(event_name, context, common_cpu,
	common_secs, common_nsecs, common_pid, common_comm,
	common_callchain, 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)

		print "call_site=%u, ptr=%u, 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)),

def trace_unhandled(event_name, context, event_fields_dict):
    try:
        unhandled[event_name] += 1
    except TypeError:
        unhandled[event_name] = 1

def print_header(event_name, cpu, secs, nsecs, pid, comm):
	print "%-20s %5u %05u.%09u %8u %-20s " % \
	(event_name, cpu, secs, nsecs, pid, comm),

# print trace fields not included in handler args
def print_uncommon(context):
    print "common_preempt_count=%d, common_flags=%s, common_lock_depth=%d, " \
        % (common_pc(context), trace_flag_str(common_flags(context)), \
               common_lock_depth(context))

def print_unhandled():
    keys = unhandled.keys()
    if not keys:
        return

    print "\nunhandled events:\n\n",

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

    for event_name in keys:
	print "%-40s  %10d\n" % (event_name, unhandled[event_name])
ut 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/git.armlinux.org.uk/linux-net-next.git/log/?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc&amp;showmsg=1'>root</a>/<a href='/cgit/git.armlinux.org.uk/linux-net-next.git/log/drivers?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc&amp;showmsg=1'>drivers</a>/<a href='/cgit/git.armlinux.org.uk/linux-net-next.git/log/drivers/net?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc&amp;showmsg=1'>net</a>/<a href='/cgit/git.armlinux.org.uk/linux-net-next.git/log/drivers/net/dsa?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc&amp;showmsg=1'>dsa</a>/<a href='/cgit/git.armlinux.org.uk/linux-net-next.git/log/drivers/net/dsa/mv88e6xxx?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc&amp;showmsg=1'>mv88e6xxx</a>/<a href='/cgit/git.armlinux.org.uk/linux-net-next.git/log/drivers/net/dsa/mv88e6xxx/chip.h?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc&amp;showmsg=1'>chip.h</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit/git.armlinux.org.uk/linux-net-next.git/log/drivers/net/dsa/mv88e6xxx/chip.h?id=745a7ea72dc25ffe8c89a2a8d19022243dc8dadc'>Collapse</a>)</th><th class='left'>Author</th></tr>
<tr class='logheader'><td><span title='2020-02-16 20:00:21 -0800'>2020-02-16</span></td><td class='logsubject'><a href='/cgit/git.armlinux.org.uk/linux-net-next.git/commit/drivers/net/dsa/mv88e6xxx/chip.h?id=0d30bbd03d8483548bed1fc1e96fc6cfd10248b1'>net: dsa: mv88e6xxx: Allow PCS registers to be retrieved via ethtool</a></td><td>Andrew Lunn</td></tr>
<tr class='nohover-highlight'><td/><td colspan='3' class='logmsg'>
ethtool provides a generic mechanism for a driver to return the
registers of an ethernet device. DSA uses this to give the port
registers associated with an interfaces. Extend this to allow PCS
registers to also be returned, if the port has a PCS associated to it.

Signed-off-by: Andrew Lunn &lt;andrew@lunn.ch&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;


</td></tr>