question on symbol exports

Dan Malek dan at
Tue Feb 8 10:42:24 EST 2005

On Feb 7, 2005, at 4:35 PM, Benjamin Herrenschmidt wrote:

> Interesting... more than no swap, you must also make sure you have no
> r/w mmap'ed file (which are technically equivalent to swap).

Yeah, I kinda had a similar thought.  Just because you aren't
swapping doesn't mean the VM subsystem isn't looking at dirty bits,
too.  It could potentially steal a page that it thinks can be replaced
from either a zero-fill or reading again from persistent storage.

	-- Dan

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