On Tuesday 24 October 2006 16:27, Paul Wang wrote:
> Hi,
>
> Thanks for your valuable answer.
> Yes, I forget to erase the mtdblock first.
>
> After I used "mkyaffs" to erase the block, It shows from /proc/yaffs that
> nEraseblocks is 815. I can write some files without the errors.
>
> Then I got another problem, after I write some files(the total blocksize is
> 13M and I write around 5M data), the nEraseblock went down to 0 and I got
> the same error message again. Even I delete some files and the nEraseblock
> is always 0.
> That means the flash is not fully released.
>
> How to do the garbage collection?
> How can my application know when to do the garbage collection?