linux-kernel - Re: [PATCH v4] recordmcount: Correct st

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Message-ID: <20210616120227.6fc005c3@gandalf.local.home>
Date:   Wed, 16 Jun 2021 12:02:27 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Mark-PK Tsai <mark-pk.tsai@...iatek.com>
Cc:     <peterz@...radead.org>, <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>, <matthias.bgg@...il.com>,
        <mhelsley@...are.com>, <samitolvanen@...gle.com>,
        <yj.chiang@...iatek.com>
Subject: Re: [PATCH v4] recordmcount: Correct st_shndx handling

On Wed, 16 Jun 2021 23:41:26 +0800
Mark-PK Tsai <mark-pk.tsai@...iatek.com> wrote:

> From: Peter Zijlstra <peterz@...radead.org>
> 
> 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>
> [handle endianness of sym->st_shndx]
> Signed-off-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>
> ---

Thanks, I pulled this in and started the testing.

-- Steve