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From: Nick Desaulniers <ndesaulniers@google.com>
Date: Thu, 30 Nov 2017 09:00:35 -0800
Message-ID: <CAKwvOdn9TEO3G9+7DsQ+mR-nf=50Moydfvft=h_RketDZ2iODA@mail.gmail.com>
Subject: Re: [PATCH 5/7] arm64: keep .altinstructions and .altinstr_replacement
To: Nicholas Piggin <npiggin@gmail.com>
Cc: Sami Tolvanen <samitolvanen@google.com>,
        Alex Matveev <alxmtvv@gmail.com>, Andi Kleen <ak@linux.intel.com>,
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        Linux Kbuild mailing list <linux-kbuild@vger.kernel.org>,
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        Mark Rutland <mark.rutland@arm.com>,
        Masahiro Yamada <yamada.masahiro@socionext.com>,
        Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>,
        Michal Marek <michal.lkml@markovi.net>,
        Yury Norov <ynorov@caviumnetworks.com>,
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On Wed, Nov 29, 2017 at 5:58 PM, Nicholas Piggin <npiggin@gmail.com> wrote:
> (Comparing `readelf -S` before/after is a way to spot bugs.)

Do you have a script that can be used to diff 2 `readelf -S`, look for
missing references, and report an error? Might be easier to rerun that
every so often and see what's missing.