From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp127.sbc.mail.sp1.yahoo.com ([69.147.65.186]) by bombadil.infradead.org with smtp (Exim 4.69 #1 (Red Hat Linux)) id 1LVCnK-0003gf-Q5 for linux-mtd@lists.infradead.org; Thu, 05 Feb 2009 22:34:07 +0000 From: David Brownell To: Linux MTD Subject: Re: [patch 2.6.29-rc3] NAND: fix "raw" reads with ECC syndrome layouts Date: Thu, 5 Feb 2009 14:34:00 -0800 References: <200902021734.12505.david-b@pacbell.net> In-Reply-To: <200902021734.12505.david-b@pacbell.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200902051434.00831.david-b@pacbell.net> Cc: Kevin Hilman List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Monday 02 February 2009, David Brownell wrote: > The current syndrome-based drivers in mainline all seem to use one > chunk per page; which is presumably why they've not hit this bug. Hmm, no comments? It seems the ECC_HW_SYNDROME stuff isn't especially familiar to many folk... > Fix ... by adding read/write page_raw_syndrome() routines as > siblings of the existing non-raw routines; "raw" just means to > bypass the ECC computations, not mutate data and OOB layout.