Upgrading cramfs root file system while running (DENX wrote that is not possible)

[Antonio Di Bacco]

Flashing by myself means that I cannot use the mtd drivers? Then I cannot 
erase the flash as usual but I should reproduce in the application the 
algorithm to erase it, isn't it?

Bye,
Antonio.
P.S: I cannot believe that the author of the best book I've ever read, 
answered my question.

On Thursday 20 April 2006 23:11, Alessandro Rubini wrote:
> > but there is a chance that something bad could happen.
>
> If you mlockall(2) and sched_setscheduler(SCHED_FIFO) you can be
> somewhat confident that nothing bad can happen. However, you should flash
> by yourself (in the application, without resorting to the kernel.
>
> But please remember that Denk is right most of the time.
>
> /alessandro