x86/entry/64: Make cpu_entry_area.tss read-only

[mirror_ubuntu-artful-kernel.git] / arch / x86 / xen / enlighten_pv.c

diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index 63c81154083b4fbe28bd978d62cbf2cc697f497b..3b76cf85e3066f36ab4e29e58d10218f07f393c9 100644 (file)
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -817,7 +817,7 @@ static void xen_load_sp0(unsigned long sp0)
        mcs = xen_mc_entry(0);
        MULTI_stack_switch(mcs.mc, __KERNEL_DS, sp0);
        xen_mc_issue(PARAVIRT_LAZY_CPU);
-       this_cpu_write(cpu_tss.x86_tss.sp0, sp0);
+       this_cpu_write(cpu_tss_rw.x86_tss.sp0, sp0);
 }
 
 void xen_set_iopl_mask(unsigned mask)