From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mms2.broadcom.com ([216.31.210.18]) by canuck.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1QqVe7-0000xl-0j for linux-mtd@lists.infradead.org; Mon, 08 Aug 2011 19:37:55 +0000 From: "Brian Norris" To: "Artem Bityutskiy" Subject: [PATCH 1/9] UBIFS FAQ: spelling, grammar Date: Mon, 8 Aug 2011 12:37:11 -0700 Message-ID: <1312832239-21759-2-git-send-email-computersforpeace@gmail.com> In-Reply-To: <1312832239-21759-1-git-send-email-computersforpeace@gmail.com> References: <1312832239-21759-1-git-send-email-computersforpeace@gmail.com> MIME-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: brian.foster@maxim-ic.com, Brian Norris , linux-mtd@lists.infradead.org List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Signed-off-by: Brian Norris --- faq/ubifs.xml | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/faq/ubifs.xml b/faq/ubifs.xml index bd91733..f70c222 100644 --- a/faq/ubifs.xml +++ b/faq/ubifs.xml @@ -77,9 +77,9 @@ some specific aspects of MLC NAND flashes:

this is also not a problem because it is exactly what UBI and UBIFS do (see also this section); -
  • MLC flashes have rather short eraseblock life-cycle of just few - thousand of erase cycles; and this is not a problem, because UBI - uses deterministic wear-leveling algorithm +
  • MLC flashes have rather short eraseblock life-cycles of just a few + thousand erase cycles; this is not a problem because UBI uses a + deterministic wear-leveling algorithm (see this section);
  • MLC flashes exhibit bit flips as a result of "program disturb" and @@ -1229,7 +1229,7 @@ The ways to solve this:
  • Use ubiformat and format the NOR partition before attaching it to UBI. But this will not help in situations when you delete may files, and starts erasing many eraseblocks, so the "MTD/CFI - chip lock" becomes very condtended.
    • + chip lock" becomes very contended.
  • Use erase-suspend for writing (if your chip supports this).

    • -- 1.7.0.4