reach of jffs2 within image vs. partition

David Woodhouse dwmw2 at infradead.org
Wed Apr 2 08:11:23 EST 2003


On Wed, 2003-04-02 at 14:06, John Burch wrote:
> Will JFFS2 ever read/write an area of flash memory that is within the
> same mtd partition but outside of the jffs2 image (as defined -p switch
> of mkfs.jffs2)?  In other words, if the jffs2 image spans 0x0 - 0x120000
> and it lies within an mtd partition that spans 0x0 - 0x140000, will the
> last 128k, spanning from 0x120000 - 0x140000, ever be accessed in any
> way by jffs2?  Would that 128k area be as safe/non-volatile there as in
> a separate partition?

No. JFFS2 will use the entire partition regardless of the amount of
space taken by the original image.

-- 
dwmw2




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