Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index 57ab401..d7c218e 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -3,11 +3,11 @@
# Makefile for s390-specific library files..
#
-lib-y += delay.o string.o uaccess.o find.o
+lib-y += delay.o string.o uaccess.o find.o spinlock.o
obj-y += mem.o xor.o
-lib-$(CONFIG_SMP) += spinlock.o
lib-$(CONFIG_KPROBES) += probes.o
lib-$(CONFIG_UPROBES) += probes.o
-chkbss := mem.o
-include $(srctree)/arch/s390/scripts/Makefile.chkbss
+# Instrumenting memory accesses to __user data (in different address space)
+# produce false positives
+KASAN_SANITIZE_uaccess.o := n