linux-kernel - Re: [PATCH 1/3] mfd: tps65219: Constify struct regmap_irq_sub_irq_map and tps65219_chip

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Message-ID: <20250619114803.GI587864@google.com>
Date: Thu, 19 Jun 2025 12:48:03 +0100
From: Lee Jones <lee@...nel.org>
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc: Aaro Koskinen <aaro.koskinen@....fi>,
	Andreas Kemnade <andreas@...nade.info>,
	Kevin Hilman <khilman@...libre.com>,
	Roger Quadros <rogerq@...nel.org>, Tony Lindgren <tony@...mide.com>,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	linux-omap@...r.kernel.org
Subject: Re: [PATCH 1/3] mfd: tps65219: Constify struct
 regmap_irq_sub_irq_map and tps65219_chip_data

On Sun, 15 Jun 2025, Christophe JAILLET wrote:

> 'struct regmap_irq_sub_irq_map' and 'struct tps65219_chip_data' are not
> modified in this driver.
> 
> Constifying these structures moves some data to a read-only section, so
> increases overall security.
> 
> On a x86_64, with allmodconfig:
> Before:
> ======
>    text	   data	    bss	    dec	    hex	filename
>   27413	  10272	    256	  37941	   9435	drivers/mfd/tps65219.o
> 
> After:
> =====
>    text	   data	    bss	    dec	    hex	filename
>   27893	   9792	    256	  37941	   9435	drivers/mfd/tps65219.o
> 
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> ---
> Compile tested only
> ---
>  drivers/mfd/tps65219.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)

Set doesn't apply.  Please rebase.

-- 
Lee Jones [李琼斯]