um: PTRACE_[GS]ETFPXREGS had been wired on the wrong subarch

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / um / sys-i386 / ptrace.c

diff --git a/arch/um/sys-i386/ptrace.c b/arch/um/sys-i386/ptrace.c
index d23b2d3..49fd25a 100644 (file)
--- a/arch/um/sys-i386/ptrace.c
+++ b/arch/um/sys-i386/ptrace.c
@@ -206,5 +206,17 @@ int set_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child)
 long subarch_ptrace(struct task_struct *child, long request,
                    unsigned long addr, unsigned long data)
 {
-       return -EIO;
+       int ret = -EIO;
+       void __user *datap = (void __user *) data;
+
+       switch (request) {
+       case PTRACE_GETFPXREGS: /* Get the child FPU state. */
+               ret = get_fpxregs(datap, child);
+               break;
+       case PTRACE_SETFPXREGS: /* Set the child FPU state. */
+               ret = set_fpxregs(datap, child);
+               break;
+       }
+
+       return ret;
 }