Re: acpi gets wrong interrupt for via sata in 2.6.16.17

[Andrew Morton <akpm@osdl.org>]

On Thu, 06 Jul 2006 19:30:23 -0500
"Scott J. Harmon" <harmon@ksu.edu> wrote:

> Scott J. Harmon wrote:
> > 
> > Sergey Vlasov wrote:
> >> On Sat, 24 Jun 2006 20:28:26 -0500 Scott J. Harmon wrote:
> >>
> >>> The short: something that came in 2.6.16.17 has caused my sata to no
> >>> longer work correctly (by work correctly, I mean actually be able to
> >>> detect any drives).  I'm no expert, but it seems that it is getting the
> >>> wrong interrupt.  In 2.6.16.16 it works fine with the exact same config.
> >>>  It also works fine if I append 'pci=noacpi'.  This has still happens in
> >>> 2.6.17.
> >> I assume that your root filesystem is on a SATA disk, and therefore you
> >> don't have an easy way to extract dmesg from a broken kernel?
> >>
> >>> Here is the output of lspci:
> >>>
> >>> scott@amdg:~$ /sbin/lspci
> >>> 00:00.0 Host bridge: VIA Technologies, Inc. VT8377 [KT400/KT600 AGP]
> >>> Host Bridge (rev 80)
> >>> 00:01.0 PCI bridge: VIA Technologies, Inc. VT8237 PCI Bridge
> >>> 00:07.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5705
> >>> Gigabit Ethernet (rev 03)
> >>> 00:0d.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host
> >>> Controller (rev 46)
> >>> 00:0e.0 Multimedia audio controller: C-Media Electronics Inc CM8738 (rev 10)
> >>> 00:0f.0 RAID bus controller: VIA Technologies, Inc. VIA VT6420 SATA RAID
> >>> Controller (rev 80)
> >>> 00:0f.1 IDE interface: VIA Technologies, Inc.
> >>> VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06)
> >>> 00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
> >>> Controller (rev 81)
> >>> 00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
> >>> Controller (rev 81)
> >>> 00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
> >>> Controller (rev 81)
> >>> 00:10.3 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1
> >>> Controller (rev 81)
> >>> 00:10.4 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 86)
> >>> 00:11.0 ISA bridge: VIA Technologies, Inc. VT8237 ISA bridge
> >>> [KT600/K8T800/K8T890 South]
> >>> 01:00.0 VGA compatible controller: nVidia Corporation NV15DDR [GeForce2
> >>> Ti] (rev a4)
> >> Try to revert these patches:
> >>
> >> http://kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.16.y.git;a=commitdiff_plain;h=dc0f369552b491d1578e8a8c6f6512e17246241c
> >>
> >> http://kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.16.y.git;a=commitdiff_plain;h=c72493379d4aaac49ad3366987db1e118bb4f5ba
> >>
> >> (revert in the above order - these are two patches which depend on each
> >> other, you need to revert both).  You can try it both with 2.6.16.17
> >> and 2.6.17.
> > 
> > Ok, reverting these two patches caused ACPI to function again here.  Let
> > me know if there is anything else you need from me to get this fixed in
> > mainline.
> > 
> >> Chris: seems that the SATA subdevice (1106:3149) also needs the quirk,
> >> like EHCI, sound and builtin network.
> > 
> > Thanks,
> > 
> > Scott.
> 
> Is this going to be merged into 2.6.16.x and 2.6.17.x?
> 

I have both reversion patches queued up but haven't heard from anyone about
anything.  I don't know if anyone's working on this bug.

Thursday is my subsystem-maintainer-spamming day, so the reverts will be
heading Gregwards today.