x86: implement x86_32 stack protector

[mirror_ubuntu-zesty-kernel.git] / arch / x86 / kernel / setup_percpu.c

diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index ef91747bbed5579ceb67772a5d589df4e401006a..d992e6cff73023f43a4c2a3d8ed7d95a7d28f6c1 100644 (file)
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -16,6 +16,7 @@
 #include <asm/proto.h>
 #include <asm/cpumask.h>
 #include <asm/cpu.h>
+#include <asm/stackprotector.h>
 
 #ifdef CONFIG_DEBUG_PER_CPU_MAPS
 # define DBG(x...) printk(KERN_DEBUG x)
@@ -95,6 +96,7 @@ void __init setup_per_cpu_areas(void)
                per_cpu(this_cpu_off, cpu) = per_cpu_offset(cpu);
                per_cpu(cpu_number, cpu) = cpu;
                setup_percpu_segment(cpu);
+               setup_stack_canary_segment(cpu);
                /*
                 * Copy data used in early init routines from the
                 * initial arrays to the per cpu data areas.  These