linux-kernel - Re: [PATCH 1/2] hexagon/traps.c: use KSYM_NAME

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Date:   Tue, 30 May 2023 10:59:16 +0200
From:   Petr Mladek <pmladek@...e.com>
To:     Maninder Singh <maninder1.s@...sung.com>
Cc:     bcain@...cinc.com, mpe@...erman.id.au, npiggin@...il.com,
        christophe.leroy@...roup.eu, keescook@...omium.org,
        nathanl@...ux.ibm.com, ustavoars@...nel.org, alex.gaynor@...il.com,
        gary@...yguo.net, ojeda@...nel.org, wedsonaf@...gle.com,
        linux-hexagon@...r.kernel.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, Onkarnath <onkarnath.1@...sung.com>
Subject: Re: [PATCH 1/2] hexagon/traps.c: use KSYM_NAME_LEN in array size

On Mon 2023-05-29 16:43:36, Maninder Singh wrote:
> kallsyms_lookup which in turn calls for kallsyms_lookup_buildid()
> writes on index "KSYM_NAME_LEN - 1".
> 
> Thus array size should be KSYM_NAME_LEN.
> 
> for hexagon it was defined as "128" directly.
> and commit '61968dbc2d5d' changed define value to 512,
> So both were missed to update with new size.
> 
> Fixes: 61968dbc2d5d ("kallsyms: increase maximum kernel symbol length to 512")

As mentioned by Michael Ellerman for the 2nd patch, the right upstream
commit is:

b8a94bfb3395 ("kallsyms: increase maximum kernel symbol length to 512")

> Co-developed-by: Onkarnath <onkarnath.1@...sung.com>
> Signed-off-by: Onkarnath <onkarnath.1@...sung.com>
> Signed-off-by: Maninder Singh <maninder1.s@...sung.com>

With the updated commit hash:

Reviewed-by: Petr Mladek <pmladek@...e.com>

Best Regards,
Petr