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由 Sumit Garg 提交于
maillist inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I7R4EN CVE: NA Reference: https://www.spinics.net/lists/arm-kernel/msg851005.html ------------------------------------------------- Enable NMI backtrace support on arm64 using IPI turned as an NMI leveraging pseudo NMIs support. It is now possible for users to get a backtrace of a CPU stuck in hard-lockup using magic SYSRQ. Signed-off-by: NSumit Garg <sumit.garg@linaro.org> Signed-off-by: NWei Li <liwei391@huawei.com> Reviewed-by: NXie XiuQi <xiexiuqi@huawei.com> Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com> Signed-off-by: NRuan Jinjie <ruanjinjie@huawei.com>
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