This is a note to let you know that I've just added the patch titled
libperf rc_check: Make implicit enabling work for GCC
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
libperf-rc_check-make-implicit-enabling-work-for-gcc.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 260a1fd1e3d60011ce3d158a490b20df64f669d5
Author: Ian Rogers <irogers@xxxxxxxxxx>
Date: Tue Oct 24 15:23:06 2023 -0700
libperf rc_check: Make implicit enabling work for GCC
[ Upstream commit 75265320d290c5f5891f16967b94883676c46705 ]
Make the implicit REFCOUNT_CHECKING robust to when building with GCC.
Fixes: 9be6ab181b7b ("libperf rc_check: Enable implicitly with sanitizers")
Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
Cc: K Prateek Nayak <kprateek.nayak@xxxxxxx>
Cc: Ravi Bangoria <ravi.bangoria@xxxxxxx>
Cc: Sandipan Das <sandipan.das@xxxxxxx>
Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Cc: German Gomez <german.gomez@xxxxxxx>
Cc: James Clark <james.clark@xxxxxxx>
Cc: Nick Terrell <terrelln@xxxxxx>
Cc: Sean Christopherson <seanjc@xxxxxxxxxx>
Cc: Changbin Du <changbin.du@xxxxxxxxxx>
Cc: liuwenyu <liuwenyu7@xxxxxxxxxx>
Cc: Yang Jihong <yangjihong1@xxxxxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Miguel Ojeda <ojeda@xxxxxxxxxx>
Cc: Song Liu <song@xxxxxxxxxx>
Cc: Leo Yan <leo.yan@xxxxxxxxxx>
Cc: Kajol Jain <kjain@xxxxxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Cc: Athira Rajeev <atrajeev@xxxxxxxxxxxxxxxxxx>
Cc: Yanteng Si <siyanteng@xxxxxxxxxxx>
Cc: Liam Howlett <liam.howlett@xxxxxxxxxx>
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231024222353.3024098-4-irogers@xxxxxxxxxx
Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/tools/lib/perf/include/internal/rc_check.h b/tools/lib/perf/include/internal/rc_check.h
index d5d771ccdc7b4..e88a6d8a0b0f9 100644
--- a/tools/lib/perf/include/internal/rc_check.h
+++ b/tools/lib/perf/include/internal/rc_check.h
@@ -9,8 +9,12 @@
* Enable reference count checking implicitly with leak checking, which is
* integrated into address sanitizer.
*/
-#if defined(LEAK_SANITIZER) || defined(ADDRESS_SANITIZER)
+#if defined(__SANITIZE_ADDRESS__) || defined(LEAK_SANITIZER) || defined(ADDRESS_SANITIZER)
#define REFCNT_CHECKING 1
+#elif defined(__has_feature)
+#if __has_feature(address_sanitizer) || __has_feature(leak_sanitizer)
+#define REFCNT_CHECKING 1
+#endif
#endif
/*
