From: One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>
To: Joe Xue <lgxue@hotmail.com>
Cc: "cooloney@gmail.com" <cooloney@gmail.com>,
"rpurdie@rpsys.net" <rpurdie@rpsys.net>,
"rob@landley.net" <rob@landley.net>,
"milo.kim@ti.com" <milo.kim@ti.com>,
"pavel@ucw.cz" <pavel@ucw.cz>,
"linux-leds@vger.kernel.org" <linux-leds@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>
Subject: Re: [PATCH] Add LED pattern trigger
Date: Wed, 1 Jan 2014 20:10:53 +0000 [thread overview]
Message-ID: <20140101201053.12be7d27@alan.etchedpixels.co.uk> (raw)
In-Reply-To: <BLU172-W451DF59115DB2B0A7F694AACC90@phx.gbl>
On Tue, 31 Dec 2013 13:48:50 -0500
Joe Xue <lgxue@hotmail.com> wrote:
> >> + * Based on Richard Purdie's ledtrig-timer.c and Atsushi Nemoto's
> >> + * ledtrig-heartbeat.c and Shuah Khan's ledtrig-transient.c
> >
> > I stil think this belongs in user space except for platforms with hardware
> > acceleration for it.
>
> This can free the user space application from loop or thread.
Which is not a good reason for putting it in the kernel. I could make the
same argument for putting firefox in the kernel ...
> > This doesn't as far as I can see do what you think. If I have the file
> > currently open then device_remove_file will not remove my existing access
> > to it, but you just released the pattern data so I now write to free
> > memory.
>
> will add the mutex lock to avoid that
Ok
next prev parent reply other threads:[~2014-01-01 20:10 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-30 0:11 [PATCH] Add LED pattern trigger Joe Xue
2013-12-30 16:21 ` One Thousand Gnomes
2013-12-30 23:24 ` Joe Xue
2013-12-31 0:18 ` One Thousand Gnomes
2013-12-31 18:48 ` Joe Xue
2014-01-01 20:10 ` One Thousand Gnomes [this message]
2014-01-01 22:44 ` David Lang
2014-01-01 23:01 ` One Thousand Gnomes
2014-01-01 23:51 ` David Lang
2014-01-03 0:14 ` Bryan Wu
2014-01-03 9:33 ` Richard Weinberger
2014-01-03 15:23 ` One Thousand Gnomes
2014-01-05 22:23 ` n900 led compiler (was Re: [PATCH] Add LED pattern trigger) Pavel Machek
2014-01-07 15:40 ` Linus Walleij
2013-12-30 18:33 ` [PATCH] Add LED pattern trigger Pavel Machek
2013-12-31 5:00 ` Joe Xue
2013-12-31 11:33 ` Pavel Machek
2013-12-31 12:29 ` Richard Weinberger
2013-12-31 19:03 ` Pavel Machek
2014-01-01 20:11 ` One Thousand Gnomes
2014-01-01 2:57 ` [PATCH v2 1/1] leds: " Joe Xue
2014-01-01 3:03 ` [PATCH v2 1/1] " Joe Xue
2014-01-06 21:47 ` [PATCH v3 1/1] leds: " lgxue
2014-01-06 22:10 ` Joe Xue
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