linux-kernel - Re: [PATCH v2] perf: perf can not parse the backtrace

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Message-ID: <1769b8a4-fc93-c3d7-2dab-9406ea1eb491@web.de>
Date:   Sat, 9 May 2020 13:15:38 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Jiping Ma <jiping.ma2@...driver.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org,
        Bruce Ashfield <bruce.ashfield@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Mark Rutland <mark.rutland@....com>,
        Paul Gortmaker <paul.gortmaker@...driver.com>,
        Will Deacon <will.deacon@....com>,
        Yue Tao <yue.tao@...driver.com>, Zhe He <zhe.he@...driver.com>
Subject: Re: [PATCH v2] perf: perf can not parse the backtrace

> Record PC value from regs[15], it should be regs[32] in REGS_ABI_32 mode,
> which cause perf parser the backtrace failed.

I suggest to improve also this commit message.

* The patch subject was not succinct.
  Should any information be moved into the change description?

* Please avoid wording weaknesses.

* Would you like to add the tag “Fixes”?

Regards,
Markus