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From: Andre Przywara <andre.przywara@arm.com>
To: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: "Chen-Yu Tsai" <wens@csie.org>,
	linux-sunxi@googlegroups.com, "Arnd Bergmann" <arnd@arndb.de>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	"Emilio López" <emilio@elopez.com.ar>,
	"Michael Turquette" <mturquette@baylibre.com>,
	"Stephen Boyd" <sboyd@codeaurora.org>,
	linux-clk@vger.kernel.org
Subject: Re: [PATCH 08/11] clk: sunxi: improve error reporting for the mux clock
Date: Tue, 2 Feb 2016 18:05:49 +0000	[thread overview]
Message-ID: <56B0EFFD.8070900@arm.com> (raw)
In-Reply-To: <20160202180227.GC4652@lukather>

Salut,

On 02/02/16 18:02, Maxime Ripard wrote:
> On Mon, Feb 01, 2016 at 05:39:27PM +0000, Andre Przywara wrote:
>> clk_register_mux returns a pointer wrapped error value in case of
>> failure, so a simple NULL check is not sufficient to catch errors.
>> Fix that and elaborate on the failure reason on the way. The whole
>> function does not return any error value, so silently failing may
>> leave users scratching their heads because the kernel does not
>> provide any clues on what's wrong.
>>
>> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
> 
> Applied, thanks.
> 
> Any chance you do that for the other functions? :)

Sure, that was actually a test balloon ;-)

Cheers,
Andre

WARNING: multiple messages have this Message-ID (diff)
From: andre.przywara@arm.com (Andre Przywara)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 08/11] clk: sunxi: improve error reporting for the mux clock
Date: Tue, 2 Feb 2016 18:05:49 +0000	[thread overview]
Message-ID: <56B0EFFD.8070900@arm.com> (raw)
In-Reply-To: <20160202180227.GC4652@lukather>

Salut,

On 02/02/16 18:02, Maxime Ripard wrote:
> On Mon, Feb 01, 2016 at 05:39:27PM +0000, Andre Przywara wrote:
>> clk_register_mux returns a pointer wrapped error value in case of
>> failure, so a simple NULL check is not sufficient to catch errors.
>> Fix that and elaborate on the failure reason on the way. The whole
>> function does not return any error value, so silently failing may
>> leave users scratching their heads because the kernel does not
>> provide any clues on what's wrong.
>>
>> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
> 
> Applied, thanks.
> 
> Any chance you do that for the other functions? :)

Sure, that was actually a test balloon ;-)

Cheers,
Andre

  reply	other threads:[~2016-02-02 18:06 UTC|newest]

Thread overview: 155+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-01 17:39 [PATCH 00/11] arm64: Introduce Allwinner A64 and Pine64 support Andre Przywara
2016-02-01 17:39 ` Andre Przywara
2016-02-01 17:39 ` [PATCH 01/11] irqchip: sun4i: fix compilation outside of arch/arm Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-02 14:51   ` [tip:irq/urgent] irqchip/sun4i: Fix compilation outside of arch/ arm tip-bot for Andre Przywara
2016-02-02 15:12   ` [PATCH 01/11] irqchip: sun4i: fix compilation outside of arch/arm Matthias Brugger
2016-02-02 15:12     ` Matthias Brugger
2016-02-02 15:32     ` Andre Przywara
2016-02-02 15:32       ` Andre Przywara
2016-02-02 16:50       ` Matthias Brugger
2016-02-02 16:50         ` Matthias Brugger
2016-02-01 17:39 ` [PATCH 03/11] drivers: rtc: allow compilation of sun6i RTC for all sunxi SoCs Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 17:39   ` [rtc-linux] " Andre Przywara
2016-02-02  9:44   ` Maxime Ripard
2016-02-02  9:44     ` Maxime Ripard
2016-02-02  9:44     ` [rtc-linux] " Maxime Ripard
2016-02-04 22:58   ` Alexandre Belloni
2016-02-04 22:58     ` Alexandre Belloni
2016-02-04 22:58     ` [rtc-linux] " Alexandre Belloni
2016-02-01 17:39 ` [PATCH 04/11] arm64: Introduce Allwinner SoC config option Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-02 15:20   ` Matthias Brugger
2016-02-02 15:20     ` Matthias Brugger
2016-02-02 15:30     ` Andre Przywara
2016-02-02 15:30       ` Andre Przywara
2016-02-02 16:04       ` Arnd Bergmann
2016-02-02 16:04         ` Arnd Bergmann
     [not found] ` <1454348370-3816-1-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2016-02-01 17:39   ` [PATCH 02/11] crypto: sunxi-ss: prevent compilation on 64-bit Andre Przywara
2016-02-01 17:39     ` Andre Przywara
2016-02-01 17:39     ` Andre Przywara
     [not found]     ` <1454348370-3816-3-git-send-email-andre.przywara-5wv7dgnIgG8@public.gmane.org>
2016-02-02  3:16       ` Herbert Xu
2016-02-02  3:16         ` Herbert Xu
2016-02-02  3:16         ` Herbert Xu
2016-02-02  8:42       ` LABBE Corentin
2016-02-02  8:42         ` [linux-sunxi] " LABBE Corentin
2016-02-02  8:42         ` LABBE Corentin
2016-02-06  7:46       ` Herbert Xu
2016-02-06  7:46         ` Herbert Xu
2016-02-06  7:46         ` Herbert Xu
2016-02-01 17:39   ` [PATCH 05/11] drivers: pinctrl: add driver for Allwinner A64 SoC Andre Przywara
2016-02-01 17:39     ` Andre Przywara
2016-02-01 17:39     ` Andre Przywara
2016-02-01 18:27     ` Karsten Merker
2016-02-01 18:45       ` [linux-sunxi] " Karsten Merker
     [not found]         ` <20160201184505.GB14737-Hlt6eto4P0pdWf7zwHaZWbNAH6kLmebB@public.gmane.org>
2016-02-01 23:02           ` André Przywara
2016-02-01 23:02             ` [linux-sunxi] " André Przywara
2016-02-01 23:02             ` André Przywara
     [not found]       ` <20160201182754.GA14737-Hlt6eto4P0pdWf7zwHaZWbNAH6kLmebB@public.gmane.org>
2016-02-01 22:49         ` André Przywara
2016-02-01 22:49           ` André Przywara
2016-02-01 22:49           ` André Przywara
     [not found]           ` <56AFE0EC.8080207-5wv7dgnIgG8@public.gmane.org>
2016-02-02  1:58             ` Siarhei Siamashka
2016-02-02  1:58               ` [linux-sunxi] " Siarhei Siamashka
2016-02-02  1:58               ` Siarhei Siamashka
2016-02-02 14:24               ` Andre Przywara
2016-02-02 14:24                 ` Andre Przywara
2016-02-02 14:24                 ` Andre Przywara
2016-02-02 17:37               ` Maxime Ripard
2016-02-02 17:37                 ` [linux-sunxi] " Maxime Ripard
2016-02-02 17:37                 ` Maxime Ripard
2016-02-02 10:00             ` Maxime Ripard
2016-02-02 10:00               ` Maxime Ripard
2016-02-02 10:00               ` Maxime Ripard
2016-02-02 10:09               ` Chen-Yu Tsai
2016-02-02 10:09                 ` Chen-Yu Tsai
2016-02-02 10:09                 ` Chen-Yu Tsai
2016-02-02 16:53               ` Andre Przywara
2016-02-02 16:53                 ` Andre Przywara
2016-02-02 16:53                 ` Andre Przywara
     [not found]                 ` <56B0DF26.10203-5wv7dgnIgG8@public.gmane.org>
2016-02-04 16:51                   ` Maxime Ripard
2016-02-04 16:51                     ` Maxime Ripard
2016-02-04 16:51                     ` Maxime Ripard
2016-02-08 15:54                     ` Rob Herring
2016-02-08 15:54                       ` Rob Herring
2016-02-08 15:54                       ` Rob Herring
2016-02-08 15:58                       ` Andre Przywara
2016-02-08 15:58                         ` Andre Przywara
2016-02-08 15:58                         ` Andre Przywara
     [not found]                         ` <56B8BB1A.8010705-5wv7dgnIgG8@public.gmane.org>
2016-02-09 17:12                           ` Maxime Ripard
2016-02-09 17:12                             ` Maxime Ripard
2016-02-09 17:12                             ` Maxime Ripard
2016-02-01 17:39 ` [PATCH 06/11] clk: sunxi: add generic multi-parent bus clock gates driver Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 18:40   ` Jean-Francois Moine
2016-02-01 18:40     ` Jean-Francois Moine
2016-02-01 18:40     ` Jean-Francois Moine
2016-02-01 23:01     ` André Przywara
2016-02-01 23:01       ` André Przywara
2016-02-01 17:39 ` [PATCH 07/11] clk: sunxi: add generic allwinner,sunxi name Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-08 15:57   ` Rob Herring
2016-02-08 15:57     ` Rob Herring
2016-02-08 16:06     ` Andre Przywara
2016-02-08 16:06       ` Andre Przywara
2016-02-08 16:06       ` Andre Przywara
2016-02-01 17:39 ` [PATCH 08/11] clk: sunxi: improve error reporting for the mux clock Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-02 18:02   ` Maxime Ripard
2016-02-02 18:02     ` Maxime Ripard
2016-02-02 18:05     ` Andre Przywara [this message]
2016-02-02 18:05       ` Andre Przywara
2016-02-01 17:39 ` [PATCH 09/11] clk: sunxi: add critical-clocks property to mux clocks Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 17:39 ` [PATCH 10/11] arm64: dts: add Allwinner A64 SoC .dtsi Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 19:05   ` [linux-sunxi] " Karsten Merker
2016-02-01 23:03     ` André Przywara
2016-02-01 23:03       ` André Przywara
2016-02-01 23:03       ` André Przywara
2016-02-02 16:24   ` Jens Kuske
2016-02-02 16:24     ` Jens Kuske
2016-02-02 16:24     ` Jens Kuske
2016-02-02 16:46     ` [linux-sunxi] " Andre Przywara
2016-02-02 16:46       ` Andre Przywara
2016-02-02 17:40       ` Jens Kuske
2016-02-02 17:40         ` Jens Kuske
2016-02-02 17:40         ` Jens Kuske
2016-02-05  8:55       ` [linux-sunxi] " Chen-Yu Tsai
2016-02-05  8:55         ` Chen-Yu Tsai
2016-02-05  8:55         ` Chen-Yu Tsai
2016-02-05  8:50   ` Maxime Ripard
2016-02-05  8:50     ` Maxime Ripard
2016-02-05  8:50     ` Maxime Ripard
2016-02-08  9:42     ` Andre Przywara
2016-02-08  9:42       ` Andre Przywara
2016-02-23 18:45       ` Maxime Ripard
2016-02-23 18:45         ` Maxime Ripard
2016-02-23 18:45         ` Maxime Ripard
2016-02-01 17:39 ` [PATCH 11/11] arm64: dts: add Pine64 support Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 17:39   ` Andre Przywara
2016-02-01 19:22   ` [linux-sunxi] " Karsten Merker
2016-02-01 23:04     ` André Przywara
2016-02-01 23:04       ` André Przywara
2016-02-01 23:04       ` André Przywara
2016-02-05  9:03   ` Maxime Ripard
2016-02-05  9:03     ` Maxime Ripard
2016-02-05  9:03     ` Maxime Ripard
2016-02-05 10:04     ` Andre Przywara
2016-02-05 10:04       ` Andre Przywara
2016-02-05 10:04       ` Andre Przywara
2016-02-08  0:55       ` [linux-sunxi] " Julian Calaby
2016-02-08  0:55         ` Julian Calaby
2016-02-09 20:33         ` Danny Milosavljevic
2016-02-09 20:33           ` Danny Milosavljevic
2016-02-09 20:33           ` Danny Milosavljevic
2016-02-11 10:32       ` Maxime Ripard
2016-02-11 10:32         ` Maxime Ripard
2016-02-11 10:32         ` Maxime Ripard
2016-02-02  7:57 ` [PATCH 00/11] arm64: Introduce Allwinner A64 and " lists.nick.betteridge
2016-02-02  7:57   ` lists.nick.betteridge at gmail.com
2016-02-02  8:12   ` André Przywara
2016-02-02  8:12     ` André Przywara

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