Comment 170 for bug 445852

Scratch that on the resolution. Although I'm no longer receiving data corruption with DMA enabled, I just received this:

[ 2962.988208] ata2: lost interrupt (Status 0x58)
[ 2962.988297] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
[ 2962.988306] ata2.00: BMDMA stat 0x4
[ 2962.988323] ata2.00: cmd ca/00:08:40:e9:7d/00:00:00:00:00/e0 tag 0 dma 4096 out
[ 2962.988326] res 58/00:08:40:e9:7d/00:00:00:00:00/e0 Emask 0x2 (HSM violation)
[ 2962.988333] ata2.00: status: { DRDY DRQ }
[ 2962.988376] ata2: soft resetting link
[ 2963.196543] ata2.00: configured for UDMA/66
[ 2963.196581] ata2: EH complete