linux-kernel - Re: [PATCH v2 2/2] of: changesets: Introduce changeset helper methods

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Message-ID: <CAMuHMdXWwZ4BZsR8qqpM1Z6hVj9e3Z0Z4bypm42PFZ_C6KX+tg@mail.gmail.com>
Date:	Mon, 21 Sep 2015 14:35:13 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Pantelis Antoniou <pantelis.antoniou@...sulko.com>
Cc:	Rob Herring <robherring2@...il.com>,
	Frank Rowand <frowand.list@...il.com>,
	Matt Porter <mporter@...sulko.com>,
	Koen Kooi <koen@...inion.thruhere.net>,
	Guenter Roeck <linux@...ck-us.net>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Pantelis Antoniou <panto@...oniou-consulting.com>
Subject: Re: [PATCH v2 2/2] of: changesets: Introduce changeset helper methods

Hi Pantelis,

On Wed, Sep 16, 2015 at 6:11 PM, Pantelis Antoniou
<pantelis.antoniou@...sulko.com> wrote:
> Changesets are very powerful, but the lack of a helper API
> makes using them cumbersome. Introduce a simple copy based
> API that makes things considerably easier.
>
> To wit, adding a property using the raw API.
>
>         struct property *prop;
>         prop = kzalloc(sizeof(*prop)), GFP_KERNEL);
>         prop->name = kstrdup("compatible");
>         prop->value = kstrdup("foo,bar");
>         prop->length = strlen(prop->value) + 1;
>         of_changeset_add_property(ocs, np, prop);
>
> while using the helper API
>
>         of_changeset_add_property_string(ocs, np, "compatible",
>                         "foo,bar");

What about removing properties?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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