From: Simon Kagstrom <simon.kagstrom@netinsight.net>
Date: Thu, 29 Oct 2009 12:41:11 +0000 (+0100)
Subject: mtd: mtdoops: keep track of used/unused pages in an array
X-Git-Tag: v2.6.33-rc1~66^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=be95745f01677245a061a8f51473ef5ec8ad008e;p=pandora-kernel.git

mtd: mtdoops: keep track of used/unused pages in an array

This patch makes mtdoops keep track of used/unused pages in an array
instead of scanning the flash after a write. The advantage with this
approach is that it avoids calling mtd->read on a panic, which is not
possible for all mtd drivers.

Signed-off-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
Reviewed-by: Anders Grafstrom <anders.grafstrom@netinsight.net>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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