Re: s2disk hangs with kernel >=2.6.29, SATA, Gigabyte EG45M-DS2H (bisected)

[Jeff Garzik <jeff@garzik.org>]

Richard Atterer wrote:
> Hello,
> 
> I have had problems using s2disk starting sometime before 2.6.29 (and 
> continuing up until now, 2.6.30-rc6), but only got around to bisecting the 
> issue now.
> 
> The symptom is as follows: When I start s2disk (by running the hibernate 
> command), the system switches to the console and prints "s2disk: 
> Snapshotting system". The cursor freezes for a moment, I hear the noise 
> that my DVD writer makes when it is reset, the lights of my USB hub go off 
> and on again. Then the cursor continues to blink and nothing more happens, 
> the system just hangs.
> 
> I have a Gigabyte EG45M-DS2H motherboard with two disks attached: One SATA 
> disk containing Linux, and one older PATA disk with data. AHCI is enabled 
> in the BIOS.
> 
> The patch that causes the hang is 295f00042aaf6b553b5f37348f89bab463d4a469:
> ide: don't execute the next queued command from the hard-IRQ context (v2)
> 
> Any help with this problem would be very much appreciated!

Does it work if you disable CONFIG_IDE, and use only CONFIG_ATA for PATA?

	Jeff