linux-kernel - Re: [PATCH 2/6] iio: dac: ad5380: Constify struct iio_chan_spec_ext

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Message-ID: <20200531144416.33dbff82@archlinux>
Date:   Sun, 31 May 2020 14:44:16 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     "Ardelean, Alexandru" <alexandru.Ardelean@...log.com>
Cc:     "rikard.falkeborn@...il.com" <rikard.falkeborn@...il.com>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        "Hennerich, Michael" <Michael.Hennerich@...log.com>,
        "knaack.h@....de" <knaack.h@....de>,
        "lars@...afoo.de" <lars@...afoo.de>,
        "pmeerw@...erw.net" <pmeerw@...erw.net>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/6] iio: dac: ad5380: Constify struct
 iio_chan_spec_ext_info

On Wed, 27 May 2020 04:22:30 +0000
"Ardelean, Alexandru" <alexandru.Ardelean@...log.com> wrote:

> On Tue, 2020-05-26 at 23:02 +0200, Rikard Falkeborn wrote:
> > [External]
> > 
> > ad5380_ext_info is not modified and can be made const to allow the
> > compiler to put it in read-only memory.
> > 
> > Before:
> >    text    data     bss     dec     hex filename
> >   12060    3280     192   15532    3cac drivers/iio/dac/ad5380.o
> > 
> > After:
> >    text    data     bss     dec     hex filename
> >   12252    3088     192   15532    3cac drivers/iio/dac/ad5380.o
> >   
> 
> Acked-by: Alexandru Ardelean <alexandru.ardelean@...log.com>
> 
Applied.
> > Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
> > ---
> >  drivers/iio/dac/ad5380.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/iio/dac/ad5380.c b/drivers/iio/dac/ad5380.c
> > index b37e5675f716..04c74cc1a4ec 100644
> > --- a/drivers/iio/dac/ad5380.c
> > +++ b/drivers/iio/dac/ad5380.c
> > @@ -240,7 +240,7 @@ static const struct iio_info ad5380_info = {
> >  	.write_raw = ad5380_write_raw,
> >  };
> >  
> > -static struct iio_chan_spec_ext_info ad5380_ext_info[] = {
> > +static const struct iio_chan_spec_ext_info ad5380_ext_info[] = {
> >  	{
> >  		.name = "powerdown",
> >  		.read = ad5380_read_dac_powerdown,