From 37ac347f87b616525e0fd397cfc9a163328173aa Mon Sep 17 00:00:00 2001 From: Guilherme Amadio Date: Wed, 17 Jul 2024 19:47:35 +0200 Subject: [PATCH] perf build: Warn if libtracefs is not found Signed-off-by: Guilherme Amadio Tested-by: Thorsten Leemhuis Tested-by: Leo Yan Acked-by: Steven Rostedt (Google) Cc: linux-trace-devel@vger.kernel.org Link: https://lore.kernel.org/r/20240717174739.186988-2-amadio@gentoo.org Signed-off-by: Namhyung Kim --- tools/perf/Makefile.config | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index a4829b6532d8..44f010b9f562 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -1206,6 +1206,8 @@ ifneq ($(NO_LIBTRACEEVENT),1) LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION))) LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3)) CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP) + else + $(warning libtracefs is missing. Please install libtracefs-dev/libtracefs-devel) endif endif