kernel: add kcov code coverage

[linux-2.6-block.git] / arch / x86 / kernel / apic / Makefile

diff --git a/arch/x86/kernel/apic/Makefile b/arch/x86/kernel/apic/Makefile
index 8bb12ddc5db8c8b9c7f2e0abdce44fef00f46453..8e63ebdcbd0b4cb2cfe43605ad48eaa46ca2d967 100644 (file)
--- a/arch/x86/kernel/apic/Makefile
+++ b/arch/x86/kernel/apic/Makefile
@@ -2,6 +2,10 @@
 # Makefile for local APIC drivers and for the IO-APIC code
 #
 
+# Leads to non-deterministic coverage that is not a function of syscall inputs.
+# In particualr, smp_apic_timer_interrupt() is called in random places.
+KCOV_INSTRUMENT                := n
+
 obj-$(CONFIG_X86_LOCAL_APIC)   += apic.o apic_noop.o ipi.o vector.o
 obj-y                          += hw_nmi.o