Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/tools/perf/lib/Build b/tools/perf/lib/Build
new file mode 100644
index 0000000..c31f1c1
--- /dev/null
+++ b/tools/perf/lib/Build
@@ -0,0 +1,12 @@
+libperf-y += core.o
+libperf-y += cpumap.o
+libperf-y += threadmap.o
+libperf-y += evsel.o
+libperf-y += evlist.o
+libperf-y += zalloc.o
+libperf-y += xyarray.o
+libperf-y += lib.o
+
+$(OUTPUT)zalloc.o: ../../lib/zalloc.c FORCE
+ $(call rule_mkdir)
+ $(call if_changed_dep,cc_o_c)