From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout.stusta.mhn.de ([141.84.69.5]) by canuck.infradead.org with smtp (Exim 4.61 #1 (Red Hat Linux)) id 1FWXvW-0003XI-OD for linux-mtd@lists.infradead.org; Thu, 20 Apr 2006 08:06:38 -0400 Date: Thu, 20 Apr 2006 14:06:24 +0200 From: Adrian Bunk To: David Woodhouse Message-ID: <20060420120624.GO25047@stusta.de> References: <20060417144823.GC7429@stusta.de> <1145285754.13200.15.camel@pmac.infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1145285754.13200.15.camel@pmac.infradead.org> Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, rmk@arm.linux.org.uk Subject: Re: [RFC: 2.6 patch] let arm use drivers/Kconfig List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, Apr 17, 2006 at 03:55:54PM +0100, David Woodhouse wrote: > On Mon, 2006-04-17 at 16:48 +0200, Adrian Bunk wrote: > > --- linux-2.6.17-rc1-mm2-arm/drivers/mtd/Kconfig.old 2006-04-17 14:32:35.000000000 +0200 > > +++ linux-2.6.17-rc1-mm2-arm/drivers/mtd/Kconfig 2006-04-17 15:00:57.000000000 +0200 > > @@ -1,6 +1,7 @@ > > # $Id: Kconfig,v 1.11 2005/11/07 11:14:19 gleixner Exp $ > > > > menu "Memory Technology Devices (MTD)" > > + depends on (ALIGNMENT_TRAP || !ARM) > > > > config MTD > > tristate "Memory Technology Device (MTD) support" > > This dependency is incorrect. It's only one or two chip-specific drivers > which require that the architecture correctly handle alignment traps, > and even then it's only actually apparent when used with JFFS2 which > actually _gives_ it an unaligned buffer occasionally. Everything else > works fine. > > Also, I don't want to see this dependency expressed in the MTD Kconfig > file unless it's not arch-specific. Please make a generic > BROKEN_UNALIGNED config option, and set it on all architectures which > need it. Then propose a saner place to put the restriction instead of on > CONFIG_MTD. Can anyone tell me which chip-specific drivers are affected by this issue so that I can send a patch? > dwmw2 TIA Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed