Messages in this thread | | | Date | Mon, 25 Jun 2007 17:57:20 -0400 | From | Chris Snook <> | Subject | Re: [PATCH] atl1: disable 64bit DMA |
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Jay L. T. Cornwall wrote: > Chris Snook wrote: > >> What boards have we seen this on? It's quite possible this is: > > I can reproduce on an Asus P5K with a Core 2 Duo E6600. > > lspci identifies the controller as: > 02:00.0 Ethernet controller: Attansic Technology Corp. L1 Gigabit > Ethernet Adapter (rev b0) > > dmesg notes the PCI-DMA mapping implementation: > PCI-DMA: Using software bounce buffering for IO (SWIOTLB) >
I had a hunch this was on Intel. I'd rather just disable this when swiotlb is in use, unless we get more complaints. It's probably ultimately a BIOS quirk anyway.
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