sparc64: Sync FPU state in VIS emulation handler.

Copy the FPU state to the task's thread_info->fpregs for the VIS emulation
functions to access.

Signed-off-by: Hong H. Pham <hong.pham@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/visemul.c b/arch/sparc64/kernel/visemul.c
index 69f8a35c6bcd..b956fd71c131 100644
--- a/arch/sparc64/kernel/visemul.c
+++ b/arch/sparc64/kernel/visemul.c
@@ -807,6 +807,8 @@ int vis_emul(struct pt_regs *regs, unsigned int insn)
         if (get_user(insn, (u32 __user *) pc))
                 return -EFAULT;
 
+        save_and_clear_fpu();
+
         opf = (insn & VIS_OPF_MASK) >> VIS_OPF_SHIFT;
         switch (opf) {
         default: