[PATCH][v2] Fixing the garbage collector problem after NAND-flash image record in u-boot

Artem Bityutskiy dedekind1 at gmail.com
Mon Nov 29 09:53:26 EST 2010

On Tue, 2010-11-23 at 18:38 +0100, Sergej.Stepanov at ids.de wrote:
> This patch should fix the following problem:
>  1. the  jffs2-image update in the u-boot was ok
>  2. first restart and first mount of the NAND-flash-partition was also ok
>  3. before the restart of controller there are no any activity on NAND-flash except of the jffs2_gcd_mtdX-process ...
>  4. BUT after the second restart the NAND-flash-partition could not be really used after the second mount,
>     dmesg filled with messages:
> ...
> jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x03ce0000: 0xc0ff instead
> jffs2_scan_eraseblock(): Magic bitmask 0x1985 not found at 0x03d00000: 0xc0ff instead
> ....
> Just for for info:
> the behaviour observed on mpc8313-based board with the large-page NAND.
> The only activity on NAND-flash was the garbage collector process, that looks for CLEANMARKER-nodes
> As Scott said it was broken by commit 3ab8f2a2e7011c5e83363b42950757e46ef06824
> Signed-off-by: Sergej Stepanov <Sergej.Stepanov at ids.de>
> Cc: Rolf Riehle <Rolf.Riehle at ids.de>
> Cc: Scott Wood <scottwood at freescale.com>
> Cc: David Woodhouse <dwmw2 at infradead.org>

Pusehd to l2-mtd-2.6.git, thanks.

Best Regards,
Artem Bityutskiy (Битюцкий Артём)

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