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docs: update the usage example of "dtrace" backend in tracing.txt

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The usage example of dtrace is quite ancient, We have tracetool.py with
different parameters instead of the original tracetool shell script for
a long time, So update the old information.

Signed-off-by: Lin Ma <lma@suse.com>
Message-id: 1441954730-17341-1-git-send-email-lma@suse.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Lin Ma 2015-09-11 14:58:50 +08:00 committed by Stefan Hajnoczi
parent 1d27b91723
commit 2e4ccbbc64
1 changed files with 5 additions and 5 deletions
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10
docs/tracing.txt
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@ -258,11 +258,11 @@ is generated to make use in scripts more convenient. This step can also be
performed manually after a build in order to change the binary name in the .stp
probes:
scripts/tracetool --dtrace --stap \
--binary path/to/qemu-binary \
--target-type system \
--target-name x86_64 \
<trace-events >qemu.stp
scripts/tracetool.py --backends=dtrace --format=stap \
--binary path/to/qemu-binary \
--target-type system \
--target-name x86_64 \
<trace-events >qemu.stp
== Trace event properties ==