From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Marek Behun <marek.behun@nic.cz>
Cc: Tejun Heo <tj@kernel.org>,
linux-kernel@vger.kernel.org, Pavel Machek <pavel@ucw.cz>,
Jacek Anaszewski <jacek.anaszewski@gmail.com>
Subject: Re: kernfs: can read/write method grow buffer size?
Date: Fri, 29 Mar 2019 07:58:09 +0100 [thread overview]
Message-ID: <20190329065809.GA3908@kroah.com> (raw)
In-Reply-To: <20190329075107.0b4d8c9f@nic.cz>
On Fri, Mar 29, 2019 at 07:51:07AM +0100, Marek Behun wrote:
> > If this is just for kernfs, and you have your own filesystem, sure, we
> > can probably do something here. But if this is for sysfs, no, you all
> > need to keep to the "one value per file" rule that we have there
> > please.
>
> Greg, the file satisfies the "one value per file" rule. That value is
> the currently selected trigger. Writing a trigger name changes this
> value. It is just that reading also prints all the supported triggers.
"all supported triggers" is not a "single value" :)
next prev parent reply other threads:[~2019-03-29 6:58 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-29 3:09 kernfs: can read/write method grow buffer size? Marek Behun
2019-03-29 6:22 ` Greg Kroah-Hartman
2019-03-29 6:51 ` Marek Behun
2019-03-29 6:58 ` Greg Kroah-Hartman [this message]
2019-03-29 8:34 ` Pavel Machek
2019-03-29 8:48 ` Marek Behun
2019-03-29 10:24 ` Greg Kroah-Hartman
2019-03-29 10:26 ` Greg Kroah-Hartman
2019-03-29 10:38 ` Pavel Machek
2019-03-29 10:32 ` Pavel Machek
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