Re: Strange network timeouts w/ 2.6.30.5
From: Krzysztof Halasa <khc@pm.waw.pl>
Date: 2009-08-23 20:02:29
Also in:
lkml
Aviv Greenberg [off-list ref] writes:
Why do you use PCI_DMA_BIDIRECTIONAL? From what i get, the device writes and the cpu reads - so the direction should be PCI_DMA_FROMDEVICE. Maybe just maybe the bi-directionality bites you in the swiotlb case.
Yes, it's just been confirmed that FROMDEVICE at this point happens to work. -- Krzysztof Halasa