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-rw-r--r--arch/ppc/kernel/process.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/ppc/kernel/process.c b/arch/ppc/kernel/process.c
index 78ea10197a0b..cb1c7b92f8c6 100644
--- a/arch/ppc/kernel/process.c
+++ b/arch/ppc/kernel/process.c
@@ -347,11 +347,13 @@ struct task_struct *__switch_to(struct task_struct *prev,
#endif /* CONFIG_SPE */
#endif /* CONFIG_SMP */
+#ifdef CONFIG_ALTIVEC
/* Avoid the trap. On smp this this never happens since
* we don't set last_task_used_altivec -- Cort
*/
if (new->thread.regs && last_task_used_altivec == new)
new->thread.regs->msr |= MSR_VEC;
+#endif
#ifdef CONFIG_SPE
/* Avoid the trap. On smp this this never happens since
* we don't set last_task_used_spe