linux-kernel - Re: [PATCH v3 3/6] block: refactor sysfs code

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Message-ID: <CAFnufp3=2Jhr9NqVhE2nCLcr48UvxVww=RpWHp2wpm7DWwGuEA@mail.gmail.com>
Date:   Wed, 23 Jun 2021 21:03:40 +0200
From:   Matteo Croce <mcroce@...ux.microsoft.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     linux-block@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        Jens Axboe <axboe@...nel.dk>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Lennart Poettering <lennart@...ttering.net>,
        Luca Boccassi <bluca@...ian.org>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Damien Le Moal <damien.lemoal@....com>,
        Tejun Heo <tj@...nel.org>,
        "Javier Gonz??lez" <javier@...igon.com>,
        Niklas Cassel <niklas.cassel@....com>,
        Johannes Thumshirn <johannes.thumshirn@....com>,
        Hannes Reinecke <hare@...e.de>,
        Matthew Wilcox <willy@...radead.org>,
        JeffleXu <jefflexu@...ux.alibaba.com>
Subject: Re: [PATCH v3 3/6] block: refactor sysfs code

On Wed, Jun 23, 2021 at 1:53 PM Christoph Hellwig <hch@...radead.org> wrote:
>
> > -static void disk_add_events(struct gendisk *disk)
> > +static void disk_add_sysfs(struct gendisk *disk)
> >  {
> >       /* FIXME: error handling */
> > -     if (sysfs_create_files(&disk_to_dev(disk)->kobj, disk_events_attrs) < 0)
> > +     if (sysfs_create_files(&disk_to_dev(disk)->kobj, disk_sysfs_attrs) < 0)
> >               pr_warn("%s: failed to create sysfs files for events\n",
> >                       disk->disk_name);
> > +}
>
> Actually, what we need here is a way how we can setup the ->groups
> field of the device to include all attribute groups instead of having
> to call sysfs_create_files at all.

I don't get this one. You mean in general or in this series?

-- 
per aspera ad upstream