diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 063202c53b640e858c9331ec2864dfd159cc1523..1783427da9b0745dd3ed460977b9c6be04c4f7e6 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -265,6 +265,11 @@ LDFLAGS += -Wl,-z,noexecstack EXTLIBS = -lpthread -lrt -lm -ldl +ifneq ($(TCMALLOC),) + CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free + EXTLIBS += -ltcmalloc +endif + ifeq ($(FEATURES_DUMP),) include $(srctree)/tools/build/Makefile.feature else diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index a099a8a89447f8f9114d4fef5be0cfc3d237928c..8f1ba986d3bf001f5729adcc5060157d1374f630 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -114,6 +114,8 @@ include ../scripts/utilities.mak # Define NO_LIBZSTD if you do not want support of Zstandard based runtime # trace compression in record mode. # +# Define TCMALLOC to enable tcmalloc heap profiling. +# # As per kernel Makefile, avoid funny character set dependencies unexport LC_ALL