From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga14.intel.com ([143.182.124.37]) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1ScXCh-00026T-4f for linux-mtd@lists.infradead.org; Thu, 07 Jun 2012 07:32:23 +0000 Message-ID: <1339054570.6875.84.camel@sauron.fi.intel.com> Subject: Re: flash bbt broken due to unitialized bitflip_threshold? From: Artem Bityutskiy To: Ivan Djelic Date: Thu, 07 Jun 2012 10:36:10 +0300 In-Reply-To: <20120606175507.GC17332@parrot.com> References: <20120605220647.GV30400@pengutronix.de> <20120606125013.5897a02d@pixies.home.jungo.com> <1338989453.6875.49.camel@sauron.fi.intel.com> <20120606181529.291aa9a6@halley> <1338997575.6875.72.camel@sauron.fi.intel.com> <20120606175507.GC17332@parrot.com> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-Fu2gFwm3rYYfzhQ9C3B0" Mime-Version: 1.0 Cc: Mike Dunn , Sascha Hauer , "linux-mtd@lists.infradead.org" , Shmulik Ladkani Reply-To: artem.bityutskiy@linux.intel.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --=-Fu2gFwm3rYYfzhQ9C3B0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2012-06-06 at 19:55 +0200, Ivan Djelic wrote: > 1. on legacy systems with 1-bit nand and strength =3D 1, default bitflip_= threshold is 1 > 2. on legacy systems with 1-bit nand and strength > 1, default bitflip_th= reshold is 'strength' > 3. on new systems with 2+ bit nand and strength > 1, default bitflip_th= reshold is 'strength' Ivan, Shmulik, I've gave this another though, and I think it is OK to leave this as it is now. Your replies were very helpful, thanks. Shmulik, would you please send your BBT read fix as a nice patch? Please, add a not to the commit message that this fixes an issue introduced in 3.5-rc1 and should be merged before 3.5. Thanks! --=20 Best Regards, Artem Bityutskiy --=-Fu2gFwm3rYYfzhQ9C3B0 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAABAgAGBQJP0FnqAAoJECmIfjd9wqK0Vb0P+wVUrhY0HUqeh/KJ388KKz0E Mnlr3k8v/qQCDcKKDc30b/i1owtkchYLduCxXUOZKszLdGISuYwu03fGBjEt3S6m GIMnBYQl4PezKLyPdjGvysMGbc8Ng3Qu8vTsiks8GDaOBjhj/X1Exc21cZIgM7XG kIhD04gWvizWNxgBA7ShkLywYzRYmQ5D1d1OFUDALPabr5GBr/i2dWimmEmtgUjv hQT3I3qs/YxgABiAXfqJatR6oMxYxBaw2YY5BgKUMzeS1ioMSEWGVciPNb5JXwse 7p0BXSED8LAqN3fiyHWsxmgM//QaI35RB8X+i9I4YSgj7OEBpmkM47Z61W0P3Ybu n3r/xbVPQwjnLzTJW/I8xMjITDGVrbp3fNVK9vtwk0zzXgT/PBJpmX4Cvvwqj1IN E+Hq7ghKNqMhP5yFehSPQABIR0cFBy+Je43zO1I/c/11VKk38IJFbW1iAMKsNoJS PJ6MEGx/vQOVZS1t+WnOKOQzbrzdQoV7/a57cPqpu22FTXvBJ5+QG/29swiP9mho fdexKS3hAIu89RCoI7OHQ/S9F1uophuPObht/8G1NC5dbnTrIXamsnEO1oJsdsWf jSwcY2rLWdpa5ESS6yDzeYELWu8diT55i9rP8db6cMAS1Z8i7nWdZwMCgrnTUA/u 49o5sn4Rn8k8MK03Hfej =yHDs -----END PGP SIGNATURE----- --=-Fu2gFwm3rYYfzhQ9C3B0--