diff options
Diffstat (limited to 'arch/powerpc/kernel/ptrace-common.h')
| -rw-r--r-- | arch/powerpc/kernel/ptrace-common.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/ptrace-common.h b/arch/powerpc/kernel/ptrace-common.h index f0746eca8f44..21884535fee6 100644 --- a/arch/powerpc/kernel/ptrace-common.h +++ b/arch/powerpc/kernel/ptrace-common.h @@ -52,6 +52,29 @@ static inline int put_reg(struct task_struct *task, int regno, } +static inline int get_fpregs(void __user *data, + struct task_struct *task, + int has_fpscr) +{ + unsigned int count = has_fpscr ? 33 : 32; + + if (copy_to_user(data, task->thread.fpr, count * sizeof(double))) + return -EFAULT; + return 0; +} + +static inline int set_fpregs(void __user *data, + struct task_struct *task, + int has_fpscr) +{ + unsigned int count = has_fpscr ? 33 : 32; + + if (copy_from_user(task->thread.fpr, data, count * sizeof(double))) + return -EFAULT; + return 0; +} + + #ifdef CONFIG_ALTIVEC /* * Get/set all the altivec registers vr0..vr31, vscr, vrsave, in one go. |