From: Arjan van de Ven <arjan@infradead.org>
Date: Wed, 3 Oct 2007 21:36:31 -0700

quoted text
> there is still code that does DMA from and to the stack....
> how would this work with virtual allocated stack?

That's a bug and must be fixed.

There honestly shouldn't be that many examples around.

FWIW, there are platforms using a virtually allocated kernel stack
already.
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