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From: "Valdis Klētnieks" <valdis.kletnieks@vt.edu>
To: Ian Pilcher <arequipeno@gmail.com>
Cc: linux-block@vger.kernel.org, linux-leds@vger.kernel.org,
	axboe@kernel.dk, pavel@ucw.cz, linux-kernel@vger.kernel.org,
	kernelnewbies@kernelnewbies.org
Subject: Re: [RFC PATCH 1/8] docs: Add block device LED trigger documentation
Date: Wed, 28 Jul 2021 23:09:15 -0400	[thread overview]
Message-ID: <108629.1627528155@turing-police> (raw)
In-Reply-To: <20210729015344.3366750-2-arequipeno@gmail.com>

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On Wed, 28 Jul 2021 20:53:37 -0500, Ian Pilcher said:

> +Create a new block device LED trigger::
> +
> +	# echo foo > /sys/class/block/led_trigger_new
> +
> +The name must be unique among all LED triggers (not just block device LED
> +triggers).
> +
> +Create two more::
> +
> +	# echo bar baz > /sys/class/block/led_trigger_new

> +	# cat /sys/class/block/led_trigger_list
> +	baz: 0
> +	bar: 0
> +	foo: 0

This looks like an abuse of the "one entry one value" rule for sysfs.
Perhaps this should be a directory /sys/class/block/defined_triggers/
and separate files under that for foo, bar, and baz?  That would probably
make reference counting a lot easier as well....

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  reply	other threads:[~2021-07-29  3:09 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-29  1:53 [RFC PATCH 0/8] Add configurable block device LED triggers Ian Pilcher
2021-07-29  1:53 ` [RFC PATCH 1/8] docs: Add block device LED trigger documentation Ian Pilcher
2021-07-29  3:09   ` Valdis Klētnieks [this message]
2021-07-29 15:52     ` Ian Pilcher
2021-07-30  5:22       ` Greg KH
2021-07-29  5:53   ` Greg KH
2021-07-29 11:59   ` Marek Behún
2021-07-29 18:03     ` Ian Pilcher
2021-07-29  1:53 ` [RFC PATCH 2/8] block: Add block device LED trigger list Ian Pilcher
2021-07-29  3:14   ` Valdis Klētnieks
2021-07-29 15:55     ` Ian Pilcher
2021-07-29  1:53 ` [RFC PATCH 3/8] block: Add kernel APIs to create & delete block device LED triggers Ian Pilcher
2021-07-29  3:45   ` Valdis Klētnieks
2021-07-29 16:16     ` Ian Pilcher
2021-07-29  5:52   ` Greg KH
2021-07-29  1:53 ` [RFC PATCH 4/8] block: Add block class attributes to manage LED trigger list Ian Pilcher
2021-07-29  5:54   ` Greg KH
2021-07-29  1:53 ` [RFC PATCH 5/8] block: Add block device LED trigger info to struct genhd Ian Pilcher
2021-07-29  1:53 ` [RFC PATCH 6/8] block: Add kernel APIs to set & clear per-block device LED triggers Ian Pilcher
2021-07-29  1:53 ` [RFC PATCH 7/8] block: Add block device attributes to set & clear " Ian Pilcher
2021-07-29  1:53 ` [RFC PATCH 8/8] block: Blink device LED when request is sent to low-level driver Ian Pilcher
2021-07-29  8:54 ` [RFC PATCH 0/8] Add configurable block device LED triggers Pavel Machek
2021-07-29 17:03   ` Ian Pilcher
2021-07-29 18:35     ` Pavel Machek
2021-07-29 19:14       ` Ian Pilcher

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