From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [RFC] arm : ALIGNMENT_TRAP and MTD From: David Woodhouse To: tglx@linutronix.de In-Reply-To: <1151090570.25491.294.camel@localhost.localdomain> References: <200606231635.40655.hyok.choi@samsung.com> <1151090570.25491.294.camel@localhost.localdomain> Content-Type: text/plain Date: Tue, 27 Jun 2006 14:30:31 +0100 Message-Id: <1151415031.17609.130.camel@hades.cambridge.redhat.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Cc: linux-mtd@lists.infradead.org, "Hyok S. Choi" List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Fri, 2006-06-23 at 21:22 +0200, Thomas Gleixner wrote: > > Is there a damn good reason, why the NOMMMU stuff cannot have this > active ? If it enables code which is not feasible on NOMMU there are > ways to solve such problems quite elegant. > > It's not a MTD problem, it's an ARM specific requirement. No, it isn't. ARM was just one of the first CPUs where we really _can't_ fix up alignment faults. FR-V is another. It's often done in the MMU, so there's a strong correlation with uCLinux architectures -- and now we've merged uCLinux, it's a problem we should really address properly. -- dwmw2