Re: Regression in suspend to ram in 2.6.31-rc kernels

Rafael J. Wysocki
2009-09-11T22:35:33Z

On Saturday 12 September 2009, Chris Ball wrote:
> Hi,
>
> > Well system could check basic card ids if they match after resume
>
> No. That (arguably) guarantees that it's the same card, but not that
> it wasn't modified in another machine during the suspend.

Generally speaking, we'd also need to check superblocks for this to work.

> > if some users wants to crash his card by randomly swapping it
> > during suspend/resume - I'd have no problem with that....
>
> You should have a problem with it. Taking a card from a suspended
> machine and working on it with a different machine is not a bizarre
> thing to want to do.

Agreed.

Thanks,
Rafael