Commit 9020e952 authored by Peter Maydell's avatar Peter Maydell
Browse files

Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging 



Pull request

v2:
 * Replaced "Launchpad:" tag with "Buglink:" as documented on the SubmitAPatch wiki page [Philippe]

# gpg: Signature made Tue 15 Oct 2019 09:49:05 BST
# gpg:                using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full]
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>" [full]
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/tracing-pull-request:
  trace: avoid "is" with a literal Python 3.8 warnings
  trace: add --group=all to tracing.txt

Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parents 3779d180 403e11ed

docs/devel/tracing.txt

+2 −1
Original line number Diff line number Diff line
@@ -317,7 +317,8 @@ probes: 
                         --binary path/to/qemu-binary \

                         --target-type system \

                         --target-name x86_64 \

                         <trace-events-all >qemu.stp

                         --group=all \

                         trace-events-all >qemu.stp



To facilitate simple usage of systemtap where there merely needs to be printf

logging of certain probes, a helper script "qemu-trace-stap" is provided.

scripts/tracetool/__init__.py

+2 −2
Original line number Diff line number Diff line
@@ -456,12 +456,12 @@ def generate(events, group, format, backends, 
    import tracetool



    format = str(format)

    if len(format) is 0:

    if len(format) == 0:

        raise TracetoolError("format not set")

    if not tracetool.format.exists(format):

        raise TracetoolError("unknown format: %s" % format)



    if len(backends) is 0:

    if len(backends) == 0:

        raise TracetoolError("no backends specified")

    for backend in backends:

        if not tracetool.backend.exists(backend):