UBIFS: remount ro fixes
authorAdrian Hunter <ext-adrian.hunter@nokia.com>
Thu, 29 Jan 2009 10:59:33 +0000 (12:59 +0200)
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
Thu, 29 Jan 2009 15:44:45 +0000 (17:44 +0200)
- preserve the idx_gc list - it will be needed in the same
state, should UBIFS be remounted rw again
- prevent remounting ro if we have switched to read only
mode (due to a fatal error)

Signed-off-by: Adrian Hunter <ext-adrian.hunter@nokia.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>

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