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>
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