perf is the Linux performance monitoring tool
endef
+HOST_CFLAGS += -I$(LINUX_DIR)/tools/include
+
MAKE_FLAGS = \
ARCH="$(LINUX_KARCH)" \
NO_LIBPERL=1 \
LD="$(TARGET_CROSS)ld" \
CFLAGS="$(TARGET_CFLAGS) $(TARGET_CPPFLAGS)" \
LDFLAGS="$(TARGET_LDFLAGS)" \
+ KBUILD_HOSTCFLAGS="$(HOST_CFLAGS)" \
$(if $(findstring c,$(OPENWRT_VERBOSE)),V=1,V='') \
WERROR=0 \
O=$(PKG_BUILD_DIR) \