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SubjectRe: 2.6.15-rc1: IDE: fix potential data corruption with SL82C105 interfaces
On Llu, 2006-05-15 at 18:32 +0400, Sergei Shtylyov wrote:
> Heh, this driver also tries to cache the single PCI register per-channel
> like hpt366.c... This buglet concerns using fast PIO timings and is probably
> harmless though but needs to be fixed -- I'll send a patch soon...
> I wonder what is otherwise wrong with using 2 channels concurrently?

I've not got any dual channel devices to test, and in fact I couldn't
find anyone with dual channel stuff at all. The caching is one bug, the
fact the reset hits both channels is the other I know about.

Otherwise the libata driver is fairly similar although the timing is
pre-computed from the documentation for the DMA modes.

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