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Re: [PATCH] kernel: cpu: hotplug: constify attribute_group structures.

From Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Newsgroups linux.kernel
Subject Re: [PATCH] kernel: cpu: hotplug: constify attribute_group structures.
Date 2017-07-10 09:20 +0200
Message-ID <u1B97-1VK-3@gated-at.bofh.it> (permalink)
References <tXGAr-7t8-41@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 2017-06-29 17:40:47 [+0530], Arvind Yadav wrote:
> attribute_groups are not supposed to change at runtime. All functions
> working with attribute_groups provided by <linux/sysfs.h> work with const
> attribute_group. So mark the non-const structs as const.
> 
> File size before:
>    text	   data	    bss	    dec	    hex	filename
>   12582	  15361	     20	  27963	   6d3b	kernel/cpu.o
> 
> File size After adding 'const':
>    text	   data	    bss	    dec	    hex	filename
>   12710	  15265	     20	  27995	   6d5b	kernel/cpu.o

While there does not seem to be anything wrong with it, why did the file
grow after the patch was applied?

> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>

Sebastian

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Re: [PATCH] kernel: cpu: hotplug: constify attribute_group  structures. Sebastian Andrzej Siewior <bigeasy@linutronix.de> - 2017-07-10 09:20 +0200
  Re: [PATCH] kernel: cpu: hotplug: constify attribute_group  structures. Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-07-10 09:40 +0200

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