44 lines
853 B
Plaintext
44 lines
853 B
Plaintext
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#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: trace_marker trigger - test snapshot trigger
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# requires: set_event snapshot events/ftrace/print/trigger
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# flags: instance
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fail() { #msg
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echo $1
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exit_fail
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}
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test_trace() {
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file=$1
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x=$2
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cat $file | while read line; do
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comment=`echo $line | sed -e 's/^#//'`
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if [ "$line" != "$comment" ]; then
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continue
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fi
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echo "testing $line for >$x<"
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match=`echo $line | sed -e "s/>$x<//"`
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if [ "$line" = "$match" ]; then
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fail "$line does not have >$x< in it"
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fi
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x=$((x+2))
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done
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}
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echo "Test snapshot trace_marker trigger"
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echo 'snapshot' > events/ftrace/print/trigger
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# make sure the snapshot is allocated
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grep -q 'Snapshot is allocated' snapshot
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for i in `seq 1 10` ; do echo "hello >$i<" > trace_marker; done
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test_trace trace 1
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test_trace snapshot 2
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exit 0
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