>I've no idea. I tried it myself, and the space the swapfile occupies stays in
>use, no crash, no problem (with one exception though, you can't swapoff).
The only problem I saw reported in this regard is when you try to shut-down.
If you have a swap file in use and it's been deleted then you can't swapoff as
you mention. This means that the partition containing the file can't be
un-mounted and will be dirty on the next boot...
Russell Coker