diff options
| -rw-r--r-- | arch/powerpc/kernel/signal_32.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index 749778e..1844298 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -457,7 +457,15 @@ static int save_user_regs(struct pt_regs *regs, struct mcontext __user *frame, if (copy_vsx_to_user(&frame->mc_vsregs, current)) return 1; msr |= MSR_VSX; - } + } else if (!ctx_has_vsx_region) + /* + * With a small context structure we can't hold the VSX + * registers, hence clear the MSR value to indicate the state + * was not saved. + */ + msr &= ~MSR_VSX; + + #endif /* CONFIG_VSX */ #ifdef CONFIG_SPE /* save spe registers */ |