On Wed, May 4, 2016 at 2:03 AM, Bettega Stefano <stefano.bettega@tiscali.it>
wrote:

> Hi,
> we have a strange problem reading a file. After 8192 bytes there is a hole
> of 512 bytes that reads out as 0, because the page seems to be marked as
> deleted.
>
> static int yaffs_rd_data_obj(struct yaffs_obj *in, int inode_chunk, u8 *
> buffer)
>
> returns the whole buffer filled with zeros as chunk seems not to be found
> in file.
>
> If we RAW read NAND, data is almost there, but in spare area we read
> page_status = 0. It seems to be marked as "delete", but how/where yaffs
> decide to mark it is as deleted?
>

What size NAND pages are you using?
Are you using Yaffs1 or Yaffs2 mode?


>
> Partition is mounted R/W but we only access it in read mode in our
> application.
>
> Thanks in advance and regards,
> Stefano
>
>
>
>
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