ARM: kprobes: disallow probing stack consuming instructions

This patch prohibits probing instructions for which the stack
requirements are unable to be determined statically. Some test cases
are found not work again after the modification, this patch also
removes them.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Reviewed-by: Jon Medhurst <tixy@linaro.org>
Signed-off-by: Jon Medhurst <tixy@linaro.org>

diff --cc arch/arm/include/asm/kprobes.h
Simple merge

diff --cc arch/arm/include/asm/probes.h
Simple merge

diff --cc arch/arm/kernel/entry-armv.S
Simple merge

diff --cc arch/arm/probes/kprobes/core.c
Simple merge

diff --cc arch/arm/probes/kprobes/test-arm.c
Simple merge