Re: MCP55 sata trouble

[Patrick Welche <prlw1%cam.ac.uk@localhost>]

On Fri, Jun 27, 2008 at 06:28:04PM +0100, Patrick Welche wrote:
> On amd64 including today's current, with:
> 
> viaide1: NVIDIA MCP55 Serial ATA Controller (rev. 0xa3)
> wd0 at atabus1 drive 0: <ST3160812AS>
> wd0: quirks 2<FORCE_LBA48>
> wd0: drive supports 16-sector PIO transfers, LBA48 addressing
> wd0: 149 GB, 310019 cyl, 16 head, 63 sec, 512 bytes/sect x 312500000 sectors
> wd0: 32-bit data port
> wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
> wd0(viaide1:0:0): using PIO mode 4, Ultra-DMA mode 6 (Ultra/133) (using DMA)
> and same for wd1
> 
> I get lost interrupts. Now, at first I thought these were bad drives, but
> it seems that there is a pattern between reboots: both work, one fails, the
> other fails, repeat. By "fail" I mean lost interrupts, and timed out resets.
> 
> Any thoughts on this strange pattern?

It has gone away with 4.99.68 (and a late 4.99.67)  No more lost interrupts!

Cheers,

Patrick