From: Ian Rogers <irogers@google.com>
To: "Peter Zijlstra" <peterz@infradead.org>,
"Ingo Molnar" <mingo@redhat.com>,
"Arnaldo Carvalho de Melo" <acme@kernel.org>,
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llvm@lists.linux.dev
Cc: Ian Rogers <irogers@google.com>
Subject: [PATCH v1 6/6] perf build: Enable -Wthread-safety with clang
Date: Tue, 16 Aug 2022 22:39:30 -0700 [thread overview]
Message-ID: <20220817053930.769840-7-irogers@google.com> (raw)
In-Reply-To: <20220817053930.769840-1-irogers@google.com>
If building with clang then enable -Wthread-safety warnings.
Signed-off-by: Ian Rogers <irogers@google.com>
---
tools/perf/Makefile.config | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 0661a1cf9855..0ef6f572485d 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -19,6 +19,11 @@ detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
+# Enabled Wthread-safety analysis for clang builds.
+ifeq ($(CC_NO_CLANG), 0)
+ CFLAGS += -Wthread-safety
+endif
+
include $(srctree)/tools/scripts/Makefile.arch
$(call detected_var,SRCARCH)
--
2.37.1.595.g718a3a8f04-goog
next prev parent reply other threads:[~2022-08-17 5:40 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-17 5:39 [PATCH v1 0/6] Mutex wrapper, locking and memory leak fixes Ian Rogers
2022-08-17 5:39 ` [PATCH v1 1/6] perf mutex: Wrapped usage of mutex and cond Ian Rogers
2022-08-17 5:39 ` [PATCH v1 2/6] perf mutex: Update use of pthread mutex/cond Ian Rogers
2022-08-17 11:54 ` Arnaldo Carvalho de Melo
2022-08-17 13:16 ` Ian Rogers
2022-08-17 13:50 ` Arnaldo Carvalho de Melo
2022-08-17 18:49 ` Arnaldo Carvalho de Melo
2022-08-17 20:42 ` Ian Rogers
2022-08-17 5:39 ` [PATCH v1 3/6] perf dso: Hold lock when accessing nsinfo Ian Rogers
2022-08-17 5:39 ` [PATCH v1 4/6] perf mutex: Add thread safety annotations Ian Rogers
2022-08-17 5:39 ` [PATCH v1 5/6] perf mutex: Fix thread safety analysis Ian Rogers
2022-08-18 16:41 ` Namhyung Kim
2022-08-18 18:17 ` Ian Rogers
2022-08-19 6:42 ` Namhyung Kim
2022-08-17 5:39 ` Ian Rogers [this message]
2022-08-18 6:11 ` [PATCH v1 6/6] perf build: Enable -Wthread-safety with clang Namhyung Kim
2022-08-18 13:17 ` Ian Rogers
2022-08-18 15:59 ` Namhyung Kim
2022-08-18 16:20 ` Ian Rogers
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