Re: More ata_piix spurious IRQs

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Hi,
the Drive is recognizes by bios and works (fine enough to install
debian).

thanks

Le Sat, 12 Jun 2010 19:33:09 +0200,
Tejun Heo <tj@xxxxxxxxxx> a écrit :

> Hello, Ben.
> 
> On 06/12/2010 01:13 AM, Ben Hutchings wrote:
> > (more details at <http://bugs.debian.org/585556>).
> > 
> > This is in Debian kernel version 2.6.32-15 which is based on stable
> > version 2.6.32.14 but has your backported spurious IRQ handling
> > patch taken from SLE11 (References: bnc#445872, bnc#589449).  Any
> > idea what's going wrong here?  Is there a piece missing from that
> > fix?
> 
> One great thing about traditional IDE is that the IRQ line is not
> really under the control of the controller so the device can assert
> the IRQ whether the controller want or not and there's nothing much
> the driver can do to prevent runaway IRQs if the device is crazy
> enough (some devices seem to have problem with toggling nIEN for
> example).  Ain't it just great?  :-)
> 
> As the spurious interrupt handling kicked in, the spurious interrupts
> itself shouldn't cause problem.  It would be polling now, so it's
> likely that the device is asserting interrupt and not responding to
> commands properly.  Does the drive work in other environments?
> e.g. Can the BIOS d  it and boot from it?
> 
> Thanks.
> 

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