diff options
Diffstat (limited to 'arch/powerpc/kernel/signal.c')
| -rw-r--r-- | arch/powerpc/kernel/signal.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c index 8e29138a344a..b4143b6ff093 100644 --- a/arch/powerpc/kernel/signal.c +++ b/arch/powerpc/kernel/signal.c @@ -265,15 +265,20 @@ static void do_signal(struct task_struct *tsk) return; /* no signals delivered */ } -#ifndef CONFIG_PPC_ADV_DEBUG_REGS /* * Reenable the DABR before delivering the signal to * user space. The DABR will have been cleared if it * triggered inside the kernel. */ - if (tsk->thread.hw_brk.address && tsk->thread.hw_brk.type) - __set_breakpoint(0, &tsk->thread.hw_brk); -#endif + if (!IS_ENABLED(CONFIG_PPC_ADV_DEBUG_REGS)) { + int i; + + for (i = 0; i < nr_wp_slots(); i++) { + if (tsk->thread.hw_brk[i].address && tsk->thread.hw_brk[i].type) + __set_breakpoint(i, &tsk->thread.hw_brk[i]); + } + } + /* Re-enable the breakpoints for the signal stack */ thread_change_pc(tsk, tsk->thread.regs); |