X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=arch%2Fsh%2Fkernel%2Fprocess.c;fp=arch%2Fsh%2Fkernel%2Fprocess.c;h=9b7a459a4613d8573a7c84ac3bf970402431c31e;hb=ec0d7f18ab7b5097d7c0c8f3d909ca1031b9d5cd;hp=e77feaf117abbb404cf43f5d200f44f2acaa6e27;hpb=269af9a1a08d368b46d72e74126564d04c354f7e;p=firefly-linux-kernel-4.4.55.git

diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c
index e77feaf117ab..9b7a459a4613 100644
--- a/arch/sh/kernel/process.c
+++ b/arch/sh/kernel/process.c
@@ -13,8 +13,15 @@ unsigned long __stack_chk_guard __read_mostly;
 EXPORT_SYMBOL(__stack_chk_guard);
 #endif
 
+/*
+ * this gets called so that we can store lazy state into memory and copy the
+ * current task into the new thread.
+ */
 int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
 {
+#ifdef CONFIG_SUPERH32
+	unlazy_fpu(src, task_pt_regs(src));
+#endif
 	*dst = *src;
 
 	if (src->thread.xstate) {