Re: [Yaffs] Compile error on linux kernel 2.6.18

On Friday 10 November 2006 17:14, Aubrey wrote:
> On 11/10/06, Charles Manning <manningc2@actrix.gen.nz> wrote:
> > Looks almost certainly a driver issue. Pretty much guarantee that either:
> > 1) Your driver is bad and is telling yaffs that blocks are bad when they
> > are not.
> > - or -
> > 2) The erase is not working,
> >
> > I suggest:
> > 1) adding some printk's to the mtd nand block_is_bad function
> > 2) Turning on YAFFS_TRACE_MTD.
>
> Thanks for your suggestion. Now My driver seems to work properly.
> Here is the log on my side. Everything seems to be ok.
> But sometimes (the first time) there are much of checkpoint message
> printed. Can it be turned off?

Just turn off YAFFS_TRACE_CHECKPOINT.

On the first boot (on an erased flash) there is no checkpoint available so
this takes longer.

>
> Thanks,
> -Aubrey
> =======================================================
> root:~> mount -t yaffs2 /dev/mtdblock2 /mnt/
> yaffs: dev is 32505858 name is "mtdblock2"
> yaffs: Attempting MTD mount on 31.2, "mtdblock2"
> restore entry: isCheckpointed 0
> found checkpt block 5
> Checkpoint read object 1 parent 0 type 3 chunk 0 obj addr 30600f8
> Checkpoint read object 2 parent 1 type 3 chunk 0 obj addr 3060174
> Checkpoint read object 3 parent 0 type 3 chunk 0 obj addr 3060000
> Checkpoint read object 4 parent 0 type 3 chunk 0 obj addr 306007c
> Checkpoint read object 261 parent 1 type 3 chunk 65 obj addr 30601f0
> Checkpoint read object 262 parent 261 type 1 chunk 68 obj addr 306026c
> Checkpoint read object 263 parent 1 type 1 chunk 281 obj addr 30602e8
> checkpoint byte count 2380
> restore exit: isCheckpointed 1
> yaffs: restored from checkpoint
> root:~> md5sum /mnt/busybox
> 9bbf1c6f85107ee8368ffe3c7d725c43 /mnt/busybox
> root:~> md5sum /bin/busybox
> 9bbf1c6f85107ee8368ffe3c7d725c43 /bin/busybox
> root:~> umount /mnt/
> save entry: isCheckpointed 1
> save exit: isCheckpointed 1
> ================================================================
>
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