Re: [PATCH RFC] x86: Fix 64-bit DMA masks on VIA

From: Andi Kleen
Date: Thu Apr 24 2008 - 09:44:06 EST


Michael Buesch <mb@xxxxxxxxx> writes:

> This untested patch is supposed to fix DMAing on some VIA boards.
> Currently the DMA subsystem returns an error, if the driver does
> tell that it supports a 64bit DMA mask. So the driver probing
> would fail in that case.

The driver is broken then. It is supposed to retry with a small
mask on an error. Please fix the driver.

-Andi
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