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authorPeter Maydell <peter.maydell@linaro.org>2020-07-10 09:01:28 +0100
committerPeter Maydell <peter.maydell@linaro.org>2020-07-10 09:01:28 +0100
commitb6d7e9b66f59ca6ebc6e9b830cd5e7bf849d31cf (patch)
tree70592dbbbf4a4a99b4823431150b7079cf3748d6
parentaecdfcc3f8499b34a90e5b21159b4d245bc833c2 (diff)
parent27e08bab94f7c6ebe0b75938c98c394c969e3fd8 (diff)
downloadqemu-b6d7e9b66f59ca6ebc6e9b830cd5e7bf849d31cf.zip
Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging
Pull request Fix for a LTTng Userspace Tracer header problem. # gpg: Signature made Tue 07 Jul 2020 16:10:04 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: tracetool: work around ust <sys/sdt.h> include conflict Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--scripts/tracetool/backend/dtrace.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/tracetool/backend/dtrace.py b/scripts/tracetool/backend/dtrace.py
index 5711892ba0..b7fe4c1b50 100644
--- a/scripts/tracetool/backend/dtrace.py
+++ b/scripts/tracetool/backend/dtrace.py
@@ -40,6 +40,12 @@ def generate_h_begin(events, group):
else:
header = "trace-dtrace.h"
+ # Workaround for ust backend, which also includes <sys/sdt.h> and may
+ # require SDT_USE_VARIADIC to be defined. If dtrace includes <sys/sdt.h>
+ # first without defining SDT_USE_VARIADIC then ust breaks because the
+ # STAP_PROBEV() macro is not defined.
+ out('#define SDT_USE_VARIADIC 1')
+
out('#include "%s"' % header,
'')