linux-kernel - Re: [PATCH] tpm/ppi: Constify static struct attribute

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Date:   Fri, 26 Feb 2021 22:56:12 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Jarkko Sakkinen <jarkko@...nel.org>
Cc:     Rikard Falkeborn <rikard.falkeborn@...il.com>,
        Peter Huewe <peterhuewe@....de>,
        Jason Gunthorpe <jgg@...pe.ca>,
        linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tpm/ppi: Constify static struct attribute_group

On Fri, Feb 05, 2021 at 04:04:18AM +0200, Jarkko Sakkinen wrote:
> On Thu, Feb 04, 2021 at 10:54:27PM +0100, Rikard Falkeborn wrote:
> > The only usage of ppi_attr_grp is to put its address in an array of
> > pointers to const struct attribute_group. Make it const to allow the
> > compiler to put it in read-only memory.
> > 
> > Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
> 
> Thanks.
> 
> Reviewed-by: Jarkko Sakkinen <jarkko@...nel.org>
> 
> /Jarkko
> 

Hi Jarkko,
I saw this was merged as commit
90cba8d20f8b09d62a25f9864cb8e67722d76c3a, but in the commit, there was an
additional change where a call to dump_stack() was added in
drivers/char/tpm/tpm-chip.c, was this intentional?

/Rikard