From: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Date: Tue, 7 Feb 2017 19:54:14 +0000 (+0530) Subject: kprobes: Introduce weak variant of kprobe_exceptions_notify() X-Git-Tag: v4.11-rc1~122^2~11 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=fc62d0207ae0;p=linux.git kprobes: Introduce weak variant of kprobe_exceptions_notify() kprobe_exceptions_notify() is not used on some of the architectures such as arm[64] and powerpc anymore. Introduce a weak variant for such architectures. Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> --- diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 43460104f119..60a702a05684 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -1705,6 +1705,12 @@ void unregister_kprobes(struct kprobe **kps, int num) } EXPORT_SYMBOL_GPL(unregister_kprobes); +int __weak __kprobes kprobe_exceptions_notify(struct notifier_block *self, + unsigned long val, void *data) +{ + return NOTIFY_DONE; +} + static struct notifier_block kprobe_exceptions_nb = { .notifier_call = kprobe_exceptions_notify, .priority = 0x7fffffff /* we need to be notified first */