linux-kernel - Re: [PATCH v2] recordmcount: Correct st

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Message-ID: <20210615114229.3b1f2c5f@oasis.local.home>
Date:   Tue, 15 Jun 2021 11:42:29 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Mark-PK Tsai <mark-pk.tsai@...iatek.com>
Cc:     Matthias Brugger <matthias.bgg@...il.com>,
        Matt Helsley <mhelsley@...are.com>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        <peterz@...radead.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>, <yj.chiang@...iatek.com>
Subject: Re: [PATCH v2] recordmcount: Correct st_shndx handling

On Tue, 15 Jun 2021 14:47:20 +0800
Mark-PK Tsai <mark-pk.tsai@...iatek.com> wrote:

> One should only use st_shndx when >SHN_UNDEF and <SHN_LORESERVE. When
> SHN_XINDEX, then use .symtab_shndx. Otherwise use 0.
> 
> This handles the case: st_shndx >= SHN_LORESERVE && st_shndx != SHN_XINDEX.
> 
> Reported-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> Tested-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>
> Signed-off-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>

Please explain the two signed-off-by's above. If you are just tweaking
Peter's original patch, please add at the start:

From: Peter Zijlstra (Intel) <peterz@...radead.org>

And then just above your signed off by, add what you changed:

Tested-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>
[ Changed something ]
Signed-off-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>

But state what you changed.

Thanks!

-- Steve