Re: [PATCH] soc: dove: constify reset_control_ops structures

[Russell King - ARM Linux]

On Fri, Jan 13, 2017 at 05:36:42PM +0100, Gregory CLEMENT wrote:
> Hi Sebastian,
>  
>  On lun., janv. 09 2017, Bhumika Goyal <bhumirks@xxxxxxxxx> wrote:
> 
> > Declare reset_control_ops as const as they are only stored in the ops
> > field of a reset_controller_dev structure. This field is of type const
> > struct reset_control_ops *, so reset_control_ops structures having this
> > property can be declared as const.
> > Done using Coccinelle:
> >
> > @r1 disable optional_qualifier@
> > identifier i;
> > position p;
> > @@
> > static struct reset_control_ops i@p={...};
> >
> > @ok1@
> > identifier r1.i;
> > position p;
> > struct reset_controller_dev x;
> > @@
> > x.ops=&i@p;
> >
> > @bad@
> > position p!={r1.p,ok1.p};
> > identifier r1.i;
> > @@
> > i@p
> >
> > @depends on !bad disable optional_qualifier@
> > identifier r1.i;
> > @@
> > +const
> > struct reset_control_ops i;
> >
> > File size before: drivers/soc/dove/pmu.o
> >    text	   data	    bss	    dec	    hex	filename
> >    2447	    112	     16	   2575	    a0f	drivers/soc/dove/pmu.o
> >
> > File size after: drivers/soc/dove/pmu.o
> >    text	   data	    bss	    dec	    hex	filename
> >    2479	     80	     16	   2575	    a0f	drivers/soc/dove/pmu.o
> >
> 
> If you agree with this patch I will apply it on mvebu/soc.

You really ought to be asking me...

Acked-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>

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