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1cc800e7aa
Enabling tracing via
echo 1 > /sys/kernel/debug/tracing/events/cfg802154/enable
enables event tracing like
iwpan dev wpan0 set pan_id 0xbeef
cat /sys/kernel/debug/tracing/trace
# tracer: nop
#
# entries-in-buffer/entries-written: 2/2 #P:1
#
# _-----=> irqs-off
# / _----=> need-resched
# | / _---=> hardirq/softirq
# || / _--=> preempt-depth
# ||| / delay
# TASK-PID CPU# |||| TIMESTAMP FUNCTION
# | | | |||| | |
iwpan-2663 [000] .... 170.369142: 802154_rdev_set_pan_id: phy0, wpan_dev(1), pan id: 0xbeef
iwpan-2663 [000] .... 170.369177: 802154_rdev_return_int: phy0, returned: 0
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
8 lines
102 B
C
8 lines
102 B
C
#include <linux/module.h>
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#ifndef __CHECKER__
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#define CREATE_TRACE_POINTS
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#include "trace.h"
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#endif
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