From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCHv2] ARM: OMAP2+: Add support for thumb mode on DT booted N900 Date: Fri, 21 Feb 2014 15:08:21 -0800 Message-ID: <20140221230821.GB5342@atomide.com> References: <1391603582-11371-1-git-send-email-sre@debian.org> <1392672658-13866-1-git-send-email-sre@debian.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1392672658-13866-1-git-send-email-sre@debian.org> Sender: linux-kernel-owner@vger.kernel.org To: Sebastian Reichel Cc: linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, Pali =?utf-8?B?Um9ow6Fy?= , Ivaylo Dimitrov List-Id: linux-omap@vger.kernel.org * Sebastian Reichel [140217 13:33]: > Without enabling the workaround for ARM errata 430973 thumb > compiled userland crashes randomly on the Nokia N900. > > Signed-off-by: Sebastian Reichel > Reviewed-by: Pavel Machek > --- > Hi, > > This is PATCHv2 for the thumb errata workaround for N900 DT > boot, which should go into 3.14-rc. > > Changes since PATCHv1: > * Add Reviewed-By: Pavel Machek > * Add more verbose warning about the errata as suggested by Pavel > > I did not increase the verbose level, since the next higher verbose > level is pr_err and the message is not an error. > > I think it would make sense to update the Kconfig entry for the errata to > enable the workaround by default for the Nokia N900. That should be done in > its own patch, though. > > Apart from that it would be nice if errata workaround could be enabled > via DeviceTree instead of kernel configuration. This will require some > discussion though, so I think we should start with this patch for now. Thanks applying into omap-for-v3.14/fixes. Tony