diff options
Diffstat (limited to 'arch/s390/kernel/kprobes.c')
| -rw-r--r-- | arch/s390/kernel/kprobes.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 288ad490a6d..569079ec4ff 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -197,7 +197,7 @@ void __kprobes arch_arm_kprobe(struct kprobe *p) args.new = BREAKPOINT_INSTRUCTION; kcb->kprobe_status = KPROBE_SWAP_INST; - stop_machine_run(swap_instruction, &args, NR_CPUS); + stop_machine(swap_instruction, &args, NULL); kcb->kprobe_status = status; } @@ -212,7 +212,7 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) args.new = p->opcode; kcb->kprobe_status = KPROBE_SWAP_INST; - stop_machine_run(swap_instruction, &args, NR_CPUS); + stop_machine(swap_instruction, &args, NULL); kcb->kprobe_status = status; } @@ -270,7 +270,6 @@ static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs, __ctl_store(kcb->kprobe_saved_ctl, 9, 11); } -/* Called with kretprobe_lock held */ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri, struct pt_regs *regs) { @@ -332,7 +331,7 @@ static int __kprobes kprobe_handler(struct pt_regs *regs) * No kprobe at this address. The fault has not been * caused by a kprobe breakpoint. The race of breakpoint * vs. kprobe remove does not exist because on s390 we - * use stop_machine_run to arm/disarm the breakpoints. + * use stop_machine to arm/disarm the breakpoints. */ goto no_kprobe; @@ -377,8 +376,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline; INIT_HLIST_HEAD(&empty_rp); - spin_lock_irqsave(&kretprobe_lock, flags); - head = kretprobe_inst_table_head(current); + kretprobe_hash_lock(current, &head, &flags); /* * It is possible to have multiple instances associated with a given @@ -417,7 +415,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p, regs->psw.addr = orig_ret_address | PSW_ADDR_AMODE; reset_current_kprobe(); - spin_unlock_irqrestore(&kretprobe_lock, flags); + kretprobe_hash_unlock(current, &flags); preempt_enable_no_resched(); hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { |