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v0.8.1
https://github.com/torvalds/linux
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Tip revision: 6efb943b8616ec53a5e444193dccf1af9ad627b5 authored by Linus Torvalds on 09 May 2021, 21:17:44 UTC
Linux 5.13-rc1
Tip revision: 6efb943
add_remove_synth.tc
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - add/remove synthetic events
# requires: dynamic_events "s:[synthetic/]":README

echo 0 > events/enable
echo > dynamic_events

echo "s:latency1 u64 lat; pid_t pid;" >> dynamic_events
echo "s:latency2 u64 lat; pid_t pid;" >> dynamic_events

grep -q latency1 dynamic_events
grep -q latency2 dynamic_events
test -d events/synthetic/latency1
test -d events/synthetic/latency2

echo "-:synthetic/latency2" >> dynamic_events

grep -q latency1 dynamic_events
! grep -q latency2 dynamic_events

echo > dynamic_events

clear_trace
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