Re: Problem with DMA buffer (in 2.2.15)

Norbert Roos (n.roos@berlin.de)
Thu, 22 Feb 2001 17:38:53 +0100


Christoph Baumann wrote:

> is to do this in steps of PAGE_SIZE. What I'm looking for is a kernel routine
> to force the mapping of previous unmapped pages. Browsing through the source
> in mm/ I found make_pages_present(). Could this be the solution? I hadn't the

Have you already looked at mlock(2)?

Norbert
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