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authorDaniel P. Berrangé <berrange@redhat.com>2025-09-16 09:16:36 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2025-09-16 13:31:40 -0400
commitc47db9b1db906bd05cf83e0d70df2beba2ef9eaf (patch)
treebd0d760784bffe312c39654f15fa5774cc540d51 /tests/qapi-schema/test-qapi.py
parentda949d495ddd4d36f2c9750eb4d70f4135018199 (diff)
downloadfocaccia-qemu-c47db9b1db906bd05cf83e0d70df2beba2ef9eaf.tar.gz
focaccia-qemu-c47db9b1db906bd05cf83e0d70df2beba2ef9eaf.zip
tracetool: drop the probe "__nocheck__" wrapping
Every generated inline probe function is wrapped with a
trivial caller that has a hard-coded condition test:

  static inline void _nocheck__trace_test_wibble(void * context, int value)
  {
      tracepoint(qemu, test_wibble, context, value);
  }

  static inline void trace_test_wibble(void * context, int value)
  {
    if (true) {
        _nocheck__trace_test_wibble(context, value);
    }
  }

This was introduced for TCG probes back in

  864a2178: trace: [tcg] Do not generate TCG code to trace dynamically-disabled events

but is obsolete since

  126d4123 tracing: excise the tcg related from tracetool

This commit removes the wrapping such that we have

  static inline void trace_test_wibble(void * context, int value)
  {
      tracepoint(qemu, test_wibble, context, value);
  }

The default build of qemu-system-x86_64 on Fedora with the
'log' backend, has its size reduced by 1 MB

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-id: 20250916081638.764020-7-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'tests/qapi-schema/test-qapi.py')
0 files changed, 0 insertions, 0 deletions