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From: Anton Vorontsov <avorontsov@ru.mvista.com>
To: Trent Piepho <tpiepho@freescale.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
	Richard Purdie <rpurdie@rpsys.net>
Subject: Re: [PATCH 1/2] leds: make the default trigger name const
Date: Mon, 28 Jul 2008 13:53:09 +0400	[thread overview]
Message-ID: <20080728095309.GA31809@polina.dev.rtsoft.ru> (raw)
In-Reply-To: <Pine.LNX.4.64.0807271304350.26456@t2.domain.actdsltmp>

On Sun, Jul 27, 2008 at 06:56:49PM -0700, Trent Piepho wrote:
> On Sun, 27 Jul 2008, Stephen Rothwell wrote:
> > On Sat, 26 Jul 2008 20:08:57 -0600 Grant Likely <grant.likely@secretlab.ca> wrote:
> >> On Fri, Jul 25, 2008 at 02:01:44PM -0700, Trent Piepho wrote:
> >>> The default_trigger fields of struct gpio_led and thus struct led_classdev
> >>> are pretty much always assigned from a string literal, which means the
> >>> string can't be modified.  Which is fine, since there is no reason to
> >>> modify the string and in fact it never is.
> >>>
> >>> But they should be marked const to prevent such code from being added, to
> >>> prevent warnings if -Wwrite-strings is used and when assigned from a
> >>> constant string other than a string literal (which produces a warning under
> >>> current kernel compiler flags), and for general good coding practices.
> >>>
> >>> Signed-off-by: Trent Piepho <tpiepho@freescale.com>
> >> Acked-by: Grant Likely <grant.likely@secretlab.ca>
> >
> > I would ack this as well, except I am not sure what tree this patch is
> > against.  In the current powerpc next tree,
> 
> It was against powerpc next from Jul 22nd, current at the time I made the
> patch.  It looks like that file has changed in the last few days.  There is a
> patch from Anton Vorontsov, "leds:  mark led_classdev.default_trigger as
> const", which adds const to one of the structs I modified, but doesn't get the
> other one (struct gpio_led).

Yes, I posted the patch for my version of OF GPIO LEDs, which didn't use
struct gpio_led's default_trigger.

-- 
Anton Vorontsov
email: cbouatmailru@gmail.com
irc://irc.freenode.net/bd2

WARNING: multiple messages have this Message-ID (diff)
From: Anton Vorontsov <avorontsov@ru.mvista.com>
To: Trent Piepho <tpiepho@freescale.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	Grant Likely <grant.likely@secretlab.ca>,
	linux-kernel@vger.kernel.org, Richard Purdie <rpurdie@rpsys.net>,
	Kumar Gala <galak@kernel.crashing.org>,
	linuxppc-dev@ozlabs.org
Subject: Re: [PATCH 1/2] leds: make the default trigger name const
Date: Mon, 28 Jul 2008 13:53:09 +0400	[thread overview]
Message-ID: <20080728095309.GA31809@polina.dev.rtsoft.ru> (raw)
In-Reply-To: <Pine.LNX.4.64.0807271304350.26456@t2.domain.actdsltmp>

On Sun, Jul 27, 2008 at 06:56:49PM -0700, Trent Piepho wrote:
> On Sun, 27 Jul 2008, Stephen Rothwell wrote:
> > On Sat, 26 Jul 2008 20:08:57 -0600 Grant Likely <grant.likely@secretlab.ca> wrote:
> >> On Fri, Jul 25, 2008 at 02:01:44PM -0700, Trent Piepho wrote:
> >>> The default_trigger fields of struct gpio_led and thus struct led_classdev
> >>> are pretty much always assigned from a string literal, which means the
> >>> string can't be modified.  Which is fine, since there is no reason to
> >>> modify the string and in fact it never is.
> >>>
> >>> But they should be marked const to prevent such code from being added, to
> >>> prevent warnings if -Wwrite-strings is used and when assigned from a
> >>> constant string other than a string literal (which produces a warning under
> >>> current kernel compiler flags), and for general good coding practices.
> >>>
> >>> Signed-off-by: Trent Piepho <tpiepho@freescale.com>
> >> Acked-by: Grant Likely <grant.likely@secretlab.ca>
> >
> > I would ack this as well, except I am not sure what tree this patch is
> > against.  In the current powerpc next tree,
> 
> It was against powerpc next from Jul 22nd, current at the time I made the
> patch.  It looks like that file has changed in the last few days.  There is a
> patch from Anton Vorontsov, "leds:  mark led_classdev.default_trigger as
> const", which adds const to one of the structs I modified, but doesn't get the
> other one (struct gpio_led).

Yes, I posted the patch for my version of OF GPIO LEDs, which didn't use
struct gpio_led's default_trigger.

-- 
Anton Vorontsov
email: cbouatmailru@gmail.com
irc://irc.freenode.net/bd2

  parent reply	other threads:[~2008-07-28  9:53 UTC|newest]

Thread overview: 117+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-14 16:41 [PATCH] leds: implement OpenFirmare GPIO LED driver Anton Vorontsov
2008-07-14 16:41 ` Anton Vorontsov
2008-07-15  3:10 ` Stephen Rothwell
2008-07-15  3:10   ` Stephen Rothwell
2008-07-15 12:38   ` Anton Vorontsov
2008-07-15 12:38     ` Anton Vorontsov
2008-07-15 12:40     ` [PATCH v2] " Anton Vorontsov
2008-07-15 12:40       ` Anton Vorontsov
2008-07-15 12:54       ` Richard Purdie
2008-07-15 12:54         ` Richard Purdie
2008-07-15 13:24         ` Anton Vorontsov
2008-07-15 13:24           ` Anton Vorontsov
2008-07-15 13:31           ` Richard Purdie
2008-07-15 13:31             ` Richard Purdie
2008-07-15 14:23             ` Anton Vorontsov
2008-07-15 14:23               ` Anton Vorontsov
2008-07-15 14:43               ` Richard Purdie
2008-07-15 14:43                 ` Richard Purdie
2008-07-15 15:19                 ` [PATCH v3] " Anton Vorontsov
2008-07-15 15:19                   ` Anton Vorontsov
2008-07-16 23:18                   ` Trent Piepho
2008-07-16 23:18                     ` Trent Piepho
2008-07-17  4:15                     ` Grant Likely
2008-07-17  4:15                       ` Grant Likely
2008-07-17  5:13                       ` Trent Piepho
2008-07-17  5:13                         ` Trent Piepho
2008-07-17 13:55                         ` Anton Vorontsov
2008-07-17 13:55                           ` Anton Vorontsov
2008-07-17 20:01                           ` Trent Piepho
2008-07-17 20:01                             ` Trent Piepho
2008-07-17 14:05                       ` Anton Vorontsov
2008-07-17 14:05                         ` Anton Vorontsov
2008-07-17 14:13                         ` Anton Vorontsov
2008-07-17 14:13                           ` Anton Vorontsov
2008-07-17 15:04                           ` Grant Likely
2008-07-17 15:04                             ` Grant Likely
2008-07-17 15:20                             ` Anton Vorontsov
2008-07-17 15:20                               ` Anton Vorontsov
2008-07-17 18:05                               ` Grant Likely
2008-07-17 18:05                                 ` Grant Likely
2008-07-17 20:18                                 ` Trent Piepho
2008-07-17 20:18                                   ` Trent Piepho
2008-07-17 20:49                                   ` Grant Likely
2008-07-17 20:49                                     ` Grant Likely
2008-07-17 23:42                                   ` Anton Vorontsov
2008-07-17 23:42                                     ` Anton Vorontsov
2008-07-18  5:09                                     ` Grant Likely
2008-07-18  5:09                                       ` Grant Likely
2008-07-18  9:20                                     ` Trent Piepho
2008-07-18  9:20                                       ` Trent Piepho
2008-07-18 10:05                                       ` Anton Vorontsov
2008-07-18 10:05                                         ` Anton Vorontsov
2008-07-19 21:08                                         ` PIXIS gpio controller and gpio flags Trent Piepho
2008-07-19 21:08                                           ` Trent Piepho
2008-07-21 17:53                                           ` Anton Vorontsov
2008-07-21 17:53                                             ` Anton Vorontsov
2008-07-21 21:12                                             ` Trent Piepho
2008-07-21 21:12                                               ` Trent Piepho
2008-07-23 14:56                                               ` Anton Vorontsov
2008-07-23 14:56                                                 ` Anton Vorontsov
2008-07-23 23:42                                                 ` Trent Piepho
2008-07-23 23:42                                                   ` Trent Piepho
2008-07-25 16:48                                                   ` [RFC PATCH] of_gpio: implement of_get_gpio_flags() Anton Vorontsov
2008-07-25 16:48                                                     ` Anton Vorontsov
2008-07-26  8:26                                                     ` Trent Piepho
2008-07-26  8:26                                                       ` Trent Piepho
2008-07-25 20:38                                         ` [PATCH v3] leds: implement OpenFirmare GPIO LED driver Trent Piepho
2008-07-25 20:38                                           ` Trent Piepho
2008-07-25 21:01                                           ` [PATCH 1/2] leds: make the default trigger name const Trent Piepho
2008-07-25 21:01                                             ` Trent Piepho
2008-07-27  2:08                                             ` Grant Likely
2008-07-27  2:08                                               ` Grant Likely
2008-07-27 13:11                                               ` Stephen Rothwell
2008-07-27 13:11                                                 ` Stephen Rothwell
2008-07-28  1:56                                                 ` Trent Piepho
2008-07-28  1:56                                                   ` Trent Piepho
2008-07-28  2:02                                                   ` [PATCH v2] " Trent Piepho
2008-07-28  2:02                                                     ` Trent Piepho
2008-07-28  9:53                                                   ` Anton Vorontsov [this message]
2008-07-28  9:53                                                     ` [PATCH 1/2] " Anton Vorontsov
2008-08-29  1:22                                                     ` Trent Piepho
2008-08-29  1:22                                                       ` Trent Piepho
2008-07-25 21:01                                           ` [PATCH 2/2] leds: Support OpenFirmware led bindings Trent Piepho
2008-07-25 21:01                                             ` Trent Piepho
2008-07-27  2:21                                             ` Grant Likely
2008-07-27  2:21                                               ` Grant Likely
2008-07-28  8:31                                               ` Trent Piepho
2008-07-28  8:31                                                 ` Trent Piepho
2008-07-28 17:09                                                 ` Grant Likely
2008-07-28 17:09                                                   ` Grant Likely
2008-07-28 18:02                                                   ` Anton Vorontsov
2008-07-28 18:02                                                     ` Anton Vorontsov
2008-07-28 18:06                                                     ` Grant Likely
2008-07-28 18:06                                                       ` Grant Likely
2008-07-28 18:26                                                     ` Trent Piepho
2008-07-28 18:26                                                       ` Trent Piepho
2008-07-28 18:49                                                       ` Grant Likely
2008-07-28 18:49                                                         ` Grant Likely
2008-07-28 18:51                                                       ` Anton Vorontsov
2008-07-28 18:51                                                         ` Anton Vorontsov
2008-07-28 19:11                                                         ` Trent Piepho
2008-07-28 19:11                                                           ` Trent Piepho
2008-07-17 21:29                   ` [PATCH v3] leds: implement OpenFirmare GPIO LED driver Nate Case
2008-07-17 21:29                     ` Nate Case
2008-07-16 23:22                 ` [PATCH v2] " Trent Piepho
2008-07-16 23:22                   ` Trent Piepho
2008-07-17  5:59 ` [PATCH] " Segher Boessenkool
2008-07-17  5:59   ` Segher Boessenkool
2008-07-17 11:07   ` Anton Vorontsov
2008-07-17 11:07     ` Anton Vorontsov
2008-07-17 14:58     ` Sean MacLennan
2008-07-17 14:58       ` Sean MacLennan
2008-07-17 15:07     ` Grant Likely
2008-07-17 15:07       ` Grant Likely
2008-07-18  3:35       ` David Gibson
2008-07-18  3:35         ` David Gibson
2008-07-18  4:44         ` Grant Likely

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