linux-kernel - Re: [PATCH] ALSA: sound/isa: constify snd_kcontrol

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Date:   Mon, 22 May 2017 08:20:45 +0200 (CEST)
From:   Julia Lawall <julia.lawall@...6.fr>
To:     Bhumika Goyal <bhumirks@...il.com>
cc:     Takashi Iwai <tiwai@...e.de>, alsa-devel@...a-project.org,
        perex@...ex.cz, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ALSA: sound/isa: constify snd_kcontrol_new structures



On Mon, 22 May 2017, Bhumika Goyal wrote:

> On Sun, May 21, 2017 at 12:39 PM, Takashi Iwai <tiwai@...e.de> wrote:
> > On Wed, 17 May 2017 14:33:45 +0200,
> > Bhumika Goyal wrote:
> >>
> >> On Wed, May 17, 2017 at 5:50 PM, Takashi Iwai <tiwai@...e.de> wrote:
> >> > On Wed, 17 May 2017 13:38:56 +0200,
> >> > Bhumika Goyal wrote:
> >> >>
> >> >> Declare snd_kcontrol_new structures as const as they are only passed an
> >> >> argument to the function snd_ctl_new1. This argument is of type const,
> >> >> so snd_kcontrol_new structures having this property can be made const.
> >> >> Done using Coccinelle:
> >> >>
> >> >> @r disable optional_qualifier@
> >> >> identifier x;
> >> >> position p;
> >> >> @@
> >> >> static struct snd_kcontrol_new x@......};
> >> >>
> >> >> @ok@
> >> >> identifier r.x;
> >> >> position p;
> >> >> @@
> >> >> snd_ctl_new1(&x@p,...)
> >> >>
> >> >> @bad@
> >> >> position p != {r.p,ok.p};
> >> >> identifier r.x;
> >> >> @@
> >> >> x@p
> >> >>
> >> >> @depends on !bad disable optional_qualifier@
> >> >> identifier r.x;
> >> >> @@
> >> >> +const
> >> >> struct snd_kcontrol_new x;
> >> >>
> >> >> Signed-off-by: Bhumika Goyal <bhumirks@...il.com>
> >> >
> >> > As I already asked, could you send as a patchset if you have multiple
> >> > similar patches?
> >> >
> >>
> >> Sure. Will combine the already sent ones and some new ones into a
> >> patchset and send again.
> >
> > Well, since there haven't been new submissions and the patches are
> > trivial, I applied the existing four patches.  If you have newer ones,
> > please submit as a patchset.
> >
> >
>
> Hey,
>
> Thanks for applying the patches.
> I have a doubt that since some of my coming patches are for the sound
> subsystem containing similar changes and you will be applying those,
> so can I combine and put all the changes in a single patch or sending
> a patchset would be a correct way.

I think he means that when you have more sound patches, just do them all
at once.

julia