From: Ian Pilcher <arequipeno@gmail.com>
To: "Valdis Klētnieks" <valdis.kletnieks@vt.edu>
Cc: axboe@kernel.dk, kernelnewbies@kernelnewbies.org,
linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
pavel@ucw.cz, linux-leds@vger.kernel.org
Subject: Re: [RFC PATCH 3/8] block: Add kernel APIs to create & delete block device LED triggers
Date: Thu, 29 Jul 2021 11:16:43 -0500 [thread overview]
Message-ID: <36b97f0a-b435-24fa-df2e-f507a4971bd6@gmail.com> (raw)
In-Reply-To: <110419.1627530334@turing-police>
On 7/28/21 10:45 PM, Valdis Klētnieks wrote:
> Is pr_warn() the right level for this stuff? I'd think this sort of pilot error should
> be pr_info() or even pr_debug(), if mentioned at all. pr_warn() would be for
> something like an unexpected situation like trying to blink an LED but failing.
> Simple syntax errors should probably just toss a -EINVAL and return.
Fair point. I'll change it to pr_info(). I'm reluctant to completely
"swallow" the error message, as I've been on the other side as a system
administrator trying to guess at the reason for an error code.
> (Among other things, this allows a userspace script to spam the
> log by simply repeatedly trying to create the same entry)
Only root, and they've got plenty of ways to do that.
Thanks!
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next prev parent reply other threads:[~2021-07-29 16:36 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
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 [this message]
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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