From 890e1df1bec891d9203724541e81f8fbe5183388 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 19 Feb 2024 01:57:06 +0000
Subject: [PATCH] default settings GPIO PA4 PA6 PA3 PB5
---
kernel/tools/perf/scripts/python/netdev-times.py | 92 ++++++++++++++++++++++++----------------------
1 files changed, 48 insertions(+), 44 deletions(-)
diff --git a/kernel/tools/perf/scripts/python/netdev-times.py b/kernel/tools/perf/scripts/python/netdev-times.py
index 9b2050f..ea0c8b9 100644
--- a/kernel/tools/perf/scripts/python/netdev-times.py
+++ b/kernel/tools/perf/scripts/python/netdev-times.py
@@ -8,6 +8,8 @@
# dev=: show only thing related to specified device
# debug: work with debug mode. It shows buffer status.
+from __future__ import print_function
+
import os
import sys
@@ -17,6 +19,7 @@
from perf_trace_context import *
from Core import *
from Util import *
+from functools import cmp_to_key
all_event_list = []; # insert all tracepoint event related with this script
irq_dic = {}; # key is cpu and value is a list which stacks irqs
@@ -61,12 +64,12 @@
def print_transmit(hunk):
if dev != 0 and hunk['dev'].find(dev) < 0:
return
- print "%7s %5d %6d.%06dsec %12.3fmsec %12.3fmsec" % \
+ print("%7s %5d %6d.%06dsec %12.3fmsec %12.3fmsec" %
(hunk['dev'], hunk['len'],
nsecs_secs(hunk['queue_t']),
nsecs_nsecs(hunk['queue_t'])/1000,
diff_msec(hunk['queue_t'], hunk['xmit_t']),
- diff_msec(hunk['xmit_t'], hunk['free_t']))
+ diff_msec(hunk['xmit_t'], hunk['free_t'])))
# Format for displaying rx packet processing
PF_IRQ_ENTRY= " irq_entry(+%.3fmsec irq=%d:%s)"
@@ -98,55 +101,57 @@
if show_hunk == 0:
return
- print "%d.%06dsec cpu=%d" % \
- (nsecs_secs(base_t), nsecs_nsecs(base_t)/1000, cpu)
+ print("%d.%06dsec cpu=%d" %
+ (nsecs_secs(base_t), nsecs_nsecs(base_t)/1000, cpu))
for i in range(len(irq_list)):
- print PF_IRQ_ENTRY % \
+ print(PF_IRQ_ENTRY %
(diff_msec(base_t, irq_list[i]['irq_ent_t']),
- irq_list[i]['irq'], irq_list[i]['name'])
- print PF_JOINT
+ irq_list[i]['irq'], irq_list[i]['name']))
+ print(PF_JOINT)
irq_event_list = irq_list[i]['event_list']
for j in range(len(irq_event_list)):
irq_event = irq_event_list[j]
if irq_event['event'] == 'netif_rx':
- print PF_NET_RX % \
+ print(PF_NET_RX %
(diff_msec(base_t, irq_event['time']),
- irq_event['skbaddr'])
- print PF_JOINT
- print PF_SOFT_ENTRY % \
- diff_msec(base_t, hunk['sirq_ent_t'])
- print PF_JOINT
+ irq_event['skbaddr']))
+ print(PF_JOINT)
+ print(PF_SOFT_ENTRY %
+ diff_msec(base_t, hunk['sirq_ent_t']))
+ print(PF_JOINT)
event_list = hunk['event_list']
for i in range(len(event_list)):
event = event_list[i]
if event['event_name'] == 'napi_poll':
- print PF_NAPI_POLL % \
- (diff_msec(base_t, event['event_t']), event['dev'])
+ print(PF_NAPI_POLL %
+ (diff_msec(base_t, event['event_t']),
+ event['dev']))
if i == len(event_list) - 1:
- print ""
+ print("")
else:
- print PF_JOINT
+ print(PF_JOINT)
else:
- print PF_NET_RECV % \
- (diff_msec(base_t, event['event_t']), event['skbaddr'],
- event['len'])
+ print(PF_NET_RECV %
+ (diff_msec(base_t, event['event_t']),
+ event['skbaddr'],
+ event['len']))
if 'comm' in event.keys():
- print PF_WJOINT
- print PF_CPY_DGRAM % \
+ print(PF_WJOINT)
+ print(PF_CPY_DGRAM %
(diff_msec(base_t, event['comm_t']),
- event['pid'], event['comm'])
+ event['pid'], event['comm']))
elif 'handle' in event.keys():
- print PF_WJOINT
+ print(PF_WJOINT)
if event['handle'] == "kfree_skb":
- print PF_KFREE_SKB % \
+ print(PF_KFREE_SKB %
(diff_msec(base_t,
event['comm_t']),
- event['location'])
+ event['location']))
elif event['handle'] == "consume_skb":
- print PF_CONS_SKB % \
+ print(PF_CONS_SKB %
diff_msec(base_t,
- event['comm_t'])
- print PF_JOINT
+ event['comm_t']))
+ print(PF_JOINT)
def trace_begin():
global show_tx
@@ -172,8 +177,7 @@
def trace_end():
# order all events in time
- all_event_list.sort(lambda a,b :cmp(a[EINFO_IDX_TIME],
- b[EINFO_IDX_TIME]))
+ all_event_list.sort(key=cmp_to_key(lambda a,b :a[EINFO_IDX_TIME] < b[EINFO_IDX_TIME]))
# process all events
for i in range(len(all_event_list)):
event_info = all_event_list[i]
@@ -210,19 +214,19 @@
print_receive(receive_hunk_list[i])
# display transmit hunks
if show_tx:
- print " dev len Qdisc " \
- " netdevice free"
+ print(" dev len Qdisc "
+ " netdevice free")
for i in range(len(tx_free_list)):
print_transmit(tx_free_list[i])
if debug:
- print "debug buffer status"
- print "----------------------------"
- print "xmit Qdisc:remain:%d overflow:%d" % \
- (len(tx_queue_list), of_count_tx_queue_list)
- print "xmit netdevice:remain:%d overflow:%d" % \
- (len(tx_xmit_list), of_count_tx_xmit_list)
- print "receive:remain:%d overflow:%d" % \
- (len(rx_skb_list), of_count_rx_skb_list)
+ print("debug buffer status")
+ print("----------------------------")
+ print("xmit Qdisc:remain:%d overflow:%d" %
+ (len(tx_queue_list), of_count_tx_queue_list))
+ print("xmit netdevice:remain:%d overflow:%d" %
+ (len(tx_xmit_list), of_count_tx_xmit_list))
+ print("receive:remain:%d overflow:%d" %
+ (len(rx_skb_list), of_count_rx_skb_list))
# called from perf, when it finds a correspoinding event
def irq__softirq_entry(name, context, cpu, sec, nsec, pid, comm, callchain, vec):
@@ -254,7 +258,7 @@
all_event_list.append(event_info)
def napi__napi_poll(name, context, cpu, sec, nsec, pid, comm, callchain, napi,
- dev_name, work=None, budget=None):
+ dev_name, work=None, budget=None):
event_info = (name, context, cpu, nsecs(sec, nsec), pid, comm,
napi, dev_name, work, budget)
all_event_list.append(event_info)
@@ -351,7 +355,7 @@
if irq_list == [] or event_list == 0:
return
rec_data = {'sirq_ent_t':sirq_ent_t, 'sirq_ext_t':time,
- 'irq_list':irq_list, 'event_list':event_list}
+ 'irq_list':irq_list, 'event_list':event_list}
# merge information realted to a NET_RX softirq
receive_hunk_list.append(rec_data)
@@ -388,7 +392,7 @@
skbaddr, skblen, dev_name) = event_info
if cpu in net_rx_dic.keys():
rec_data = {'event_name':'netif_receive_skb',
- 'event_t':time, 'skbaddr':skbaddr, 'len':skblen}
+ 'event_t':time, 'skbaddr':skbaddr, 'len':skblen}
event_list = net_rx_dic[cpu]['event_list']
event_list.append(rec_data)
rx_skb_list.insert(0, rec_data)
--
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