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From: Pavel Machek <pavel@ucw.cz>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: Pali Roh?r <pali.rohar@gmail.com>,
	Santosh Shilimkar <santosh.shilimkar@ti.com>,
	Will Deacon <will.deacon@arm.com>,
	Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>,
	Sebastian Reichel <sre@debian.org>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, Rob Herring <robherring2@gmail.com>,
	Fabio Estevam <festevam@gmail.com>,
	Aaro Koskinen <aaro.koskinen@iki.fi>
Subject: Re: [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible
Date: Wed, 10 Sep 2014 14:46:15 +0200	[thread overview]
Message-ID: <20140910124615.GA466@xo-6d-61-c0.localdomain> (raw)
In-Reply-To: <20140905121316.GI30401@n2100.arm.linux.org.uk>

On Fri 2014-09-05 13:13:16, Russell King - ARM Linux wrote:
> On Fri, Sep 05, 2014 at 01:38:40PM +0200, Pali Rohár wrote:
> > On Wednesday 18 June 2014 18:54:24 Pali Rohár wrote:
> > > -	if (!mdesc)
> > > +	if (mdesc)
> > > +		machine_name = of_flat_dt_get_machine_name();
> > > +	else
> > >  		mdesc = setup_machine_tags(__atags_pointer,
> > > __machine_arch_type); machine_desc = mdesc;
> > > -	machine_name = mdesc->name;
> > > +	if (!machine_name)
> > > +		machine_name = mdesc->name;
> > > 
> > >  	if (mdesc->reboot_mode != REBOOT_HARD)
> > >  		reboot_mode = mdesc->reboot_mode;
> > 
> > So, do you really want to break userspace which reading file 
> > /proc/cpuinfo (after migration from boardcode --> DT)?
> > 
> > I still do not see reason for that. And only this one file is 
> > problematic...
> 
> Sorry, I just don't give a damn about your whinging about this.  I've
> made the situation perfectly clear.  Your patch will not be accepted.

Linus made it pretty clear that regressions are not accepted. 

You are an arm maintainer and there is regression in n900 that broke userspace.

How do you solve it?
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

WARNING: multiple messages have this Message-ID (diff)
From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible
Date: Wed, 10 Sep 2014 14:46:15 +0200	[thread overview]
Message-ID: <20140910124615.GA466@xo-6d-61-c0.localdomain> (raw)
In-Reply-To: <20140905121316.GI30401@n2100.arm.linux.org.uk>

On Fri 2014-09-05 13:13:16, Russell King - ARM Linux wrote:
> On Fri, Sep 05, 2014 at 01:38:40PM +0200, Pali Roh?r wrote:
> > On Wednesday 18 June 2014 18:54:24 Pali Roh?r wrote:
> > > -	if (!mdesc)
> > > +	if (mdesc)
> > > +		machine_name = of_flat_dt_get_machine_name();
> > > +	else
> > >  		mdesc = setup_machine_tags(__atags_pointer,
> > > __machine_arch_type); machine_desc = mdesc;
> > > -	machine_name = mdesc->name;
> > > +	if (!machine_name)
> > > +		machine_name = mdesc->name;
> > > 
> > >  	if (mdesc->reboot_mode != REBOOT_HARD)
> > >  		reboot_mode = mdesc->reboot_mode;
> > 
> > So, do you really want to break userspace which reading file 
> > /proc/cpuinfo (after migration from boardcode --> DT)?
> > 
> > I still do not see reason for that. And only this one file is 
> > problematic...
> 
> Sorry, I just don't give a damn about your whinging about this.  I've
> made the situation perfectly clear.  Your patch will not be accepted.

Linus made it pretty clear that regressions are not accepted. 

You are an arm maintainer and there is regression in n900 that broke userspace.

How do you solve it?
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2014-09-10 12:46 UTC|newest]

Thread overview: 197+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-18 16:54 [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible Pali Rohár
2014-06-18 16:54 ` Pali Rohár
2014-06-18 19:01 ` Russell King - ARM Linux
2014-06-18 19:01   ` Russell King - ARM Linux
2014-06-18 19:09   ` Pali Rohár
2014-06-18 19:09     ` Pali Rohár
2014-06-18 19:59     ` Russell King - ARM Linux
2014-06-18 19:59       ` Russell King - ARM Linux
2014-06-19  8:21       ` Pavel Machek
2014-06-19  8:21         ` Pavel Machek
2014-07-11 19:31       ` Pavel Machek
2014-07-11 19:31         ` Pavel Machek
2014-06-18 19:07 ` Rob Herring
2014-06-18 19:07   ` Rob Herring
2014-06-18 19:22   ` Pali Rohár
2014-06-18 19:22     ` Pali Rohár
2014-06-18 20:00     ` Russell King - ARM Linux
2014-06-18 20:00       ` Russell King - ARM Linux
2014-06-18 20:20       ` Pali Rohár
2014-06-18 20:20         ` Pali Rohár
2014-06-18 21:53         ` Fabio Estevam
2014-06-18 21:53           ` Fabio Estevam
2014-11-24 22:16           ` Pali Rohár
2014-11-24 22:16             ` Pali Rohár
2014-06-18 20:46     ` Rob Herring
2014-06-18 20:46       ` Rob Herring
2014-06-18 21:47       ` Russell King - ARM Linux
2014-06-18 21:47         ` Russell King - ARM Linux
2014-06-18 22:27         ` Rob Herring
2014-06-18 22:27           ` Rob Herring
2014-06-18 23:07           ` Russell King - ARM Linux
2014-06-18 23:07             ` Russell King - ARM Linux
2014-11-24 22:19       ` Pali Rohár
2014-11-24 22:19         ` Pali Rohár
2014-12-04  0:33         ` Rob Herring
2014-12-04  0:33           ` Rob Herring
2014-12-04  0:48           ` Pali Rohár
2014-12-04  0:48             ` Pali Rohár
2014-12-04 16:49             ` Rob Herring
2014-12-04 16:49               ` Rob Herring
2014-12-04 17:57               ` Pali Rohár
2014-12-04 17:57                 ` Pali Rohár
2014-12-04 18:10                 ` Rob Herring
2014-12-04 18:10                   ` Rob Herring
2015-01-26 19:09                   ` [PATCH] ARM: /proc/cpuinfo: DT: Add support for Revision Pali Rohár
2015-01-26 19:09                     ` Pali Rohár
2015-01-26 20:22                     ` Rob Herring
2015-01-26 20:22                       ` Rob Herring
2015-01-30 14:14                       ` Pali Rohár
2015-01-30 14:14                         ` Pali Rohár
2015-01-30 21:03                         ` Rob Herring
2015-01-30 21:03                           ` Rob Herring
2015-02-27 15:45                           ` Pali Rohár
2015-02-27 15:45                             ` Pali Rohár
2015-02-27 15:55                             ` [PATCH v2 0/2] " Pali Rohár
2015-02-27 15:55                               ` Pali Rohár
2015-02-27 15:55                               ` [PATCH v2 1/2] arm: devtree: Set system_rev from DT revision Pali Rohár
2015-02-27 15:55                                 ` Pali Rohár
2015-02-27 15:55                               ` [PATCH v2 2/2] arm: boot: convert ATAG_REVISION to DT revision field Pali Rohár
2015-02-27 15:55                                 ` Pali Rohár
2015-03-02 11:28                               ` [PATCH v2 0/2] ARM: /proc/cpuinfo: DT: Add support for Revision Pavel Machek
2015-03-02 11:28                                 ` Pavel Machek
2015-03-16 15:44                                 ` Tony Lindgren
2015-03-16 15:44                                   ` Tony Lindgren
2015-03-16 16:14                                   ` Russell King - ARM Linux
2015-03-16 16:14                                     ` Russell King - ARM Linux
2015-03-16 16:43                                     ` Nicolas Pitre
2015-03-16 16:43                                       ` Nicolas Pitre
2015-03-16 19:21                                       ` Russell King - ARM Linux
2015-03-16 19:21                                         ` Russell King - ARM Linux
2015-03-16 18:10                                     ` Tony Lindgren
2015-03-16 18:10                                       ` Tony Lindgren
2015-03-16 19:59                                       ` Russell King - ARM Linux
2015-03-16 19:59                                         ` Russell King - ARM Linux
2015-03-16 20:54                                         ` Pali Rohár
2015-03-16 20:54                                           ` Pali Rohár
2015-03-16 20:59                                           ` Tony Lindgren
2015-03-16 20:59                                             ` Tony Lindgren
2015-01-26 22:34                     ` [PATCH] " Andreas Färber
2015-01-26 22:34                       ` Andreas Färber
2015-02-27 15:56                       ` Pali Rohár
2015-02-27 15:56                         ` Pali Rohár
2015-01-26 19:16                   ` [PATCH] ARM: /proc/atags: Export also for DT Pali Rohár
2015-01-26 19:16                     ` Pali Rohár
2015-01-26 20:33                     ` Rob Herring
2015-01-26 20:33                       ` Rob Herring
2015-01-27 13:21                       ` Pavel Machek
2015-01-27 13:21                         ` Pavel Machek
2015-01-27 14:16                         ` Rob Herring
2015-01-27 14:16                           ` Rob Herring
2015-01-27 14:24                           ` Pavel Machek
2015-01-27 14:24                             ` Pavel Machek
2015-01-27 14:32                           ` Pali Rohár
2015-01-27 14:32                             ` Pali Rohár
2015-01-27 17:48                             ` Russell King - ARM Linux
2015-01-27 17:48                               ` Russell King - ARM Linux
2015-01-27 20:03                               ` Nicolas Pitre
2015-01-27 20:03                                 ` Nicolas Pitre
2015-01-27 21:09                                 ` Russell King - ARM Linux
2015-01-27 21:09                                   ` Russell King - ARM Linux
2015-01-27 21:34                                   ` Nicolas Pitre
2015-01-27 21:34                                     ` Nicolas Pitre
2015-01-27 21:58                                     ` Nicolas Pitre
2015-01-27 21:58                                       ` Nicolas Pitre
2015-01-27 22:33                                     ` Russell King - ARM Linux
2015-01-27 22:33                                       ` Russell King - ARM Linux
2015-01-28  2:07                                       ` Nicolas Pitre
2015-01-28  2:07                                         ` Nicolas Pitre
2015-01-28  6:21                                         ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28  6:21                                           ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28  7:19                                           ` Pavel Machek
2015-01-28  7:19                                             ` Pavel Machek
2015-01-28  8:06                                             ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28  8:06                                               ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28  8:25                                               ` Pavel Machek
2015-01-28  8:25                                                 ` Pavel Machek
2015-01-28  7:18                                         ` Pavel Machek
2015-01-28  7:18                                           ` Pavel Machek
2015-01-28 13:38                                         ` Pali Rohár
2015-01-28 13:38                                           ` Pali Rohár
2015-01-27 23:10                                     ` Pavel Machek
2015-01-27 23:10                                       ` Pavel Machek
2015-01-28  0:50                               ` Tony Lindgren
2015-01-28  0:50                                 ` Tony Lindgren
2015-01-28 13:58                                 ` Pali Rohár
2015-01-28 13:58                                   ` Pali Rohár
2015-01-28 14:33                                   ` Nicolas Pitre
2015-01-28 15:39                                     ` Tony Lindgren
2015-01-28 15:39                                       ` Tony Lindgren
2015-01-28 15:47                                       ` Pali Rohár
2015-01-28 15:47                                         ` Pali Rohár
2015-01-28 15:48                                         ` Tony Lindgren
2015-01-28 15:48                                           ` Tony Lindgren
2015-01-28 16:31                                           ` Jason Cooper
2015-01-28 16:31                                             ` Jason Cooper
2015-01-28 15:57                                     ` Rob Herring
2015-01-28 15:57                                       ` Rob Herring
2015-01-28 16:13                                       ` Russell King - ARM Linux
2015-01-28 16:13                                         ` Russell King - ARM Linux
2015-01-28 16:19                                         ` Will Deacon
2015-01-28 16:19                                           ` Will Deacon
2015-01-28 17:01                                           ` Russell King - ARM Linux
2015-01-28 17:01                                             ` Russell King - ARM Linux
2015-01-28 17:29                                           ` Russell King - ARM Linux
2015-01-28 17:29                                             ` Russell King - ARM Linux
2015-01-28 17:18                                       ` Pali Rohár
2015-01-28 17:18                                         ` Pali Rohár
2015-01-28 18:00                                       ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 18:00                                         ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 19:33                                         ` Pali Rohár
2015-01-28 19:33                                           ` Pali Rohár
2015-01-28 18:03                                       ` Pavel Machek
2015-01-28 18:03                                         ` Pavel Machek
2015-01-28 19:27                                         ` Arnd Bergmann
2015-01-28 19:27                                           ` Arnd Bergmann
2015-01-28 14:46                                   ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-28 14:46                                     ` Jean-Christophe PLAGNIOL-VILLARD
2015-01-27 19:40                         ` Nicolas Pitre
2015-01-27 19:40                           ` Nicolas Pitre
2015-01-26 20:37                     ` Russell King - ARM Linux
2015-01-26 20:37                       ` Russell King - ARM Linux
2015-01-26 20:44                       ` Pali Rohár
2015-01-26 20:44                         ` Pali Rohár
2014-12-04 19:00               ` [PATCH] ARM: /proc/cpuinfo: Use DT machine name when possible Pali Rohár
2014-12-04 19:00                 ` Pali Rohár
2014-12-04 10:59           ` Russell King - ARM Linux
2014-12-04 10:59             ` Russell King - ARM Linux
2014-06-18 21:10     ` Aaro Koskinen
2014-06-18 21:10       ` Aaro Koskinen
2014-07-11 19:28       ` Pavel Machek
2014-07-11 19:28         ` Pavel Machek
2014-11-24 22:21       ` Pali Rohár
2014-11-24 22:21         ` Pali Rohár
2014-09-05 11:38 ` Pali Rohár
2014-09-05 11:38   ` Pali Rohár
2014-09-05 12:13   ` Russell King - ARM Linux
2014-09-05 12:13     ` Russell King - ARM Linux
2014-09-10 12:46     ` Pavel Machek [this message]
2014-09-10 12:46       ` Pavel Machek
2014-11-24 22:23       ` Pali Rohár
2014-11-24 22:23         ` Pali Rohár
2014-09-05 13:45   ` Mark Rutland
2014-09-05 13:45     ` Mark Rutland
2014-09-05 13:52     ` Pali Rohár
2014-09-05 13:52       ` Pali Rohár
2014-09-05 13:58       ` Mark Rutland
2014-09-05 13:58         ` Mark Rutland
2014-11-24 22:25         ` Pali Rohár
2014-11-24 22:25           ` Pali Rohár
2014-09-05 13:58       ` Fabio Estevam
2014-09-05 13:58         ` Fabio Estevam
2014-11-24 22:27         ` Pali Rohár
2014-11-24 22:27           ` Pali Rohár
2014-09-06 15:34       ` Andreas Färber
2014-09-06 15:34         ` Andreas Färber
2014-11-24 22:29         ` Pali Rohár
2014-11-24 22:29           ` Pali Rohár

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