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From: Anton Vorontsov <anton.vorontsov@linaro.org>
To: Dave Martin <dave.martin@linaro.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Andrew Morton <akpm@linux-foundation.org>,
	devicetree-discuss@lists.ozlabs.org,
	LKML <linux-kernel@vger.kernel.org>,
	linux-ide@vger.kernel.org, Randy Dunlap <rdunlap@xenotime.net>,
	linux-next@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Jeff Garzik <jgarzik@redhat.com>
Subject: Re: [PATCH] ata: Don't use NO_IRQ in pata_of_platform driver
Date: Sat, 3 Dec 2011 02:34:02 +0400	[thread overview]
Message-ID: <20111202223402.GA7780@oksana.dev.rtsoft.ru> (raw)
In-Reply-To: <20111202191917.GB3037@localhost.localdomain>

On Fri, Dec 02, 2011 at 07:19:17PM +0000, Dave Martin wrote:
[...]
> > > > Drivers should not use NO_IRQ; moreover, some architectures don't
> > > > have it nowadays. '0' is the 'no irq' case.
> > > > 
> > > > Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
> > > 
> > > Acked-by: Alan Cox <alan@linux.intel.com>
> > 
> > In case if we don't want a "band-aid fix" for 3.2, here is the patch
> > that just does the proper fix (w/ a risk to break minor architectures).
> 
> This is now broken on ARM where, for good or bad, NO_IRQ currently is
> used and is -1.
> 
> How do we resolve it?

One option is to test this patch on a board that is now broken:

http://lkml.org/lkml/2011/11/10/290

So that someone provide Tested-by tag. With the tag we probably can
push the patch for 3.2, and thus fix the issue once and forever.


The other option is to revert the correct fix, and push the bogus
one, i.e. this:

http://lkml.org/lkml/2011/11/10/287

But that last option is less likely, as this was NAKed by Alan Cox.

Thanks,

-- 
Anton Vorontsov
Email: cbouatmailru@gmail.com

  reply	other threads:[~2011-12-02 22:34 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-11  9:11 linux-next: Tree for Oct 11 Stephen Rothwell
2011-10-11 18:26 ` [PATCH -next] x86: perf_event_intel.c needs export.h Randy Dunlap
2011-10-11 18:49 ` linux-next: Tree for Oct 11 (mmc) Randy Dunlap
2011-10-11 19:31   ` mmc core broken dependency on CONFIG_BLOCK (Was: linux-next: Tree for Oct 11 (mmc)) Andrei Warkentin
2011-10-11 21:59     ` Randy Dunlap
2011-10-11 23:20       ` NamJae Jeon
2011-10-11 23:48         ` Andrei Warkentin
2011-10-12  0:16           ` NamJae Jeon
2011-10-12  0:50             ` Andrei Warkentin
2011-10-12  1:55               ` NamJae Jeon
2011-10-11 19:15 ` [PATCH -next] jbd2: fix build when CONFIG_BUG is not enabled Randy Dunlap
2011-10-27  8:06   ` Ted Ts'o
2011-10-11 19:26 ` linux-next: Tree for Oct 11 (mfd/intel_msic.c) Randy Dunlap
2011-10-11 19:32 ` linux-next: Tree for Oct 11 (gpio regulator) Randy Dunlap
2011-10-11 20:22   ` Heiko Stübner
2011-10-11 20:37 ` linux-next: Tree for Oct 11 (ata/pata_of_platform.c) Randy Dunlap
2011-10-14 17:58   ` Randy Dunlap
2011-11-10 13:57     ` Ingo Molnar
2011-11-10 14:25       ` Alan Cox
2011-11-10 15:18       ` [PATCH] ata: Fix build error in pata_of_platform (NO_IRQ usage) Anton Vorontsov
2011-11-10 15:25         ` [PATCH 1/2] of/irq: Get rid of NO_IRQ usage Anton Vorontsov
2011-12-06 21:22           ` Rob Herring
2011-12-06 21:25             ` Linus Torvalds
2011-12-06 23:16               ` [PATCH v3] " Anton Vorontsov
2011-12-07  3:51                 ` Rob Herring
     [not found]                 ` <20111206231626.GA31683-wnGakbxT3iijyJ0x5qLZdcN33GVbZNy3@public.gmane.org>
2011-12-07  9:52                   ` Wolfram Sang
2011-11-10 15:26         ` [PATCH 2/2] ata: Don't use NO_IRQ in pata_of_platform driver Anton Vorontsov
2011-11-10 15:38           ` Alan Cox
2011-11-10 16:28             ` [PATCH] " Anton Vorontsov
2011-11-10 20:34               ` Jeff Garzik
2011-12-02 19:19               ` Dave Martin
2011-12-02 22:34                 ` Anton Vorontsov [this message]
2011-12-02 22:40                   ` Anton Vorontsov
2011-12-02 22:46                     ` Anton Vorontsov
2011-12-02 22:40                   ` Linus Torvalds
2011-12-02 23:18                     ` [PATCH v2] of/irq: Get rid of NO_IRQ usage Anton Vorontsov
2011-12-02 23:22                 ` [PATCH] ata: Don't use NO_IRQ in pata_of_platform driver Alan Cox
2011-12-03 18:56                   ` Geert Uytterhoeven
2011-12-02 19:26               ` Dave Martin
2011-12-02 19:28                 ` Linus Torvalds
2011-12-02 23:12                   ` Benjamin Herrenschmidt
2011-12-05 16:11                     ` Dave Martin
2011-12-05 17:40                       ` Nicolas Pitre
2011-12-05 18:02                         ` Dave Martin
2011-12-05 18:15                           ` Geert Uytterhoeven
2011-12-05 18:18                           ` Nicolas Pitre
     [not found]                             ` <alpine.LFD.2.02.1112051310150.2357-QuJgVwGFrdf/9pzu0YdTqQ@public.gmane.org>
2011-12-05 18:45                               ` Alan Cox
2011-12-05 19:19                                 ` James Bottomley
2011-12-06  6:13                                 ` Jean-Christophe PLAGNIOL-VILLARD
     [not found]                                   ` <20111206061321.GH9192-RQcB7r2h9QmfDR2tN2SG5Ni2O/JbrIOy@public.gmane.org>
2011-12-06 11:34                                     ` Alan Cox
2011-12-05 19:16                               ` Rob Herring
2011-12-05 20:21                                 ` Anton Vorontsov
2011-12-05 20:47                                   ` Rob Herring
     [not found]                                     ` <4EDD2DE1.1050606-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-12-05 20:53                                       ` Alan Cox
2011-12-06  9:30                                     ` Dave Martin
     [not found]                                       ` <20111206093000.GA2274-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2011-12-06 10:34                                         ` Alan Cox
2011-12-06 10:55                                         ` Russell King - ARM Linux
2011-12-05 19:26                             ` Dave Martin
2011-12-05 19:49                               ` Nicolas Pitre
2011-12-06  9:37                                 ` Dave Martin
     [not found]                                   ` <20111206093709.GB2274-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2011-12-06 10:46                                     ` Russell King - ARM Linux
2011-12-06 11:00                                       ` Geert Uytterhoeven
2011-12-06 11:03                                         ` Russell King - ARM Linux
2011-12-06 11:10                                         ` Alan Cox
2011-12-06 11:05                                       ` Alan Cox
     [not found]                                         ` <20111206110554.53bddd14-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2011-12-06 11:25                                           ` Russell King - ARM Linux
2011-12-06 12:11                                             ` Alan Cox
2011-12-06 11:37                                       ` Dave Martin
2011-12-06 11:49                                         ` Russell King - ARM Linux
2011-12-06 13:25                                           ` Dave Martin
2011-12-06 19:56                                           ` Rob Herring
2011-12-06 19:20                                       ` Linus Torvalds
2011-12-06 20:00                                         ` Russell King - ARM Linux
     [not found]                                         ` <CA+55aFwZBr+3_S9kU-+m8zN8iwOvn2miuuAy-zt7sUjW_+abBg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-12-06 20:59                                           ` Uwe Kleine-König
2011-12-06 19:11                                   ` Nicolas Pitre
     [not found]                       ` <20111205161157.GA27550-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2011-12-05 17:41                         ` Alan Cox
2011-11-10 15:35         ` [PATCH] ata: Fix build error in pata_of_platform (NO_IRQ usage) Alan Cox
2011-11-10 18:18       ` linux-next: Tree for Oct 11 (ata/pata_of_platform.c) Jeff Garzik
     [not found] ` <20111011201127.455df266dcbffb1d621f8576-3FnU+UHB4dNDw9hX6IcOSA@public.gmane.org>
2011-10-11 20:45   ` linux-next: Tree for Oct 11 (iio/resolver) Randy Dunlap
     [not found]     ` <4E94AADA.4080204-/UHa2rfvQTnk1uMJSBkQmQ@public.gmane.org>
2011-10-12  8:58       ` Jonathan Cameron

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