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>
DX37 · Dec 4, 2008 · 410d2c8 · 410d2c8
1 parent 726c12f
commit 410d2c8
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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: