Subject: Re: My experience with the _RCs so far
To: List Mail User <track@Plectere.com>
From: Jaromir Dolecek <jdolecek@NetBSD.org>
Date: 10/10/2004 12:38:36
List Mail User wrote:
> Both the "umass" and the "ustir" are USB devices, which both
> misperform because a call to the function "usbd_alloc_buffer()" fails; UTSL.
> The "ustir" is CERTAINLY the exact same failure mode as the "umass" driver.
> Paul Shupak
> P.S. And the Cardbus devices also fail with calls to allocate contiguous
> physical memory (for DMA); The problem is to be by no means confined just
> the "umass" driver, but all affects devices requiring contiguous physical
> memory buffers that span multiple pages.
Indeed. This problem is on must-fix problem list for NetBSD 3.0.
If the fix would not involve huge structural changes, I imagine
it might appear even in some 2.x patch release. However, it would
not hold the 2.0 release.
Jaromir Dolecek <jdolecek@NetBSD.org> http://www.NetBSD.cz/
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