Re: broken suspend to ram with velocity driver

[Rafael J. Wysocki]

On Wednesday, 27 of February 2008, Kevin Winchester wrote:
> Rafael J. Wysocki wrote:
> > On Tuesday, 26 of February 2008, Kevin Winchester wrote:
> >> Pavel Machek wrote:
> > [--snip--]
> >> (Trimmed cc, since this is really just more of a PM discussion)
> >>
> >> No modules here...
> >>
> >> I recompiled the kernel without the velocity driver, and got behaviour more
> >> comparable to the other failures I've experienced in the past: 
> >>
> >> Feb 25 20:18:46 alekhine kernel: [   73.564725] PM: Syncing filesystems ... done.
> >> Feb 25 20:19:14 alekhine kernel: [   73.580807] Freezing user space processes ... (elapsed 0.01 seconds) done.
> >> Feb 25 20:19:14 alekhine kernel: [   73.595524] Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done.
> >> Feb 25 20:19:14 alekhine kernel: [   73.595839] ACPI: Preparing to enter system sleep state S3
> >> Feb 25 20:19:14 alekhine kernel: [   73.697308] Suspending console(s)
> >> Feb 25 20:19:14 alekhine kernel: [   73.700386] sd 3:0:0:0: [sda] Synchronizing SCSI cache
> >> Feb 25 20:19:14 alekhine kernel: [   73.783185] sd 3:0:0:0: [sda] Stopping disk
> >> Feb 25 20:19:14 alekhine kernel: [   73.784302] ACPI: PCI interrupt for device 0000:00:11.5 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.794585] ACPI: PCI interrupt for device 0000:00:10.4 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.805370] ACPI: PCI interrupt for device 0000:00:10.3 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.816170] ACPI: PCI interrupt for device 0000:00:10.2 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.826999] ACPI: PCI interrupt for device 0000:00:10.1 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.837833] ACPI: PCI interrupt for device 0000:00:10.0 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.848668] ACPI: PCI interrupt for device 0000:00:0f.1 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.859346] ACPI: PCI interrupt for device 0000:00:0f.0 disabled
> >> Feb 25 20:19:14 alekhine kernel: [   73.882878] Intel machine check architecture supported.
> >> Feb 25 20:19:14 alekhine kernel: [   73.882878] Intel machine check reporting enabled on CPU#0.
> >> Feb 25 20:19:14 alekhine kernel: [   73.884890] ACPI: PCI Interrupt 0000:00:0f.0[B] -> Link [ALKA] -> GSI 20 (level, low) -> IRQ 20
> >> Feb 25 20:19:14 alekhine kernel: [   73.884892] ACPI: PCI Interrupt 0000:00:0f.1[A] -> Link [ALKA] -> GSI 20 (level, low) -> IRQ 20
> >> Feb 25 20:19:14 alekhine kernel: [   73.890893] ACPI: PCI Interrupt 0000:00:10.0[A] -> GSI 21 (level, low) -> IRQ 21
> >> Feb 25 20:19:14 alekhine kernel: [   73.890893] usb usb2: root hub lost power or was reset
> >> Feb 25 20:19:14 alekhine kernel: [   73.901724] ACPI: PCI Interrupt 0000:00:10.1[A] -> GSI 21 (level, low) -> IRQ 21
> >> Feb 25 20:19:14 alekhine kernel: [   73.901724] usb usb3: root hub lost power or was reset
> >> Feb 25 20:19:14 alekhine kernel: [   73.912597] ACPI: PCI Interrupt 0000:00:10.2[B] -> GSI 21 (level, low) -> IRQ 21
> >> Feb 25 20:19:14 alekhine kernel: [   73.912597] usb usb4: root hub lost power or was reset
> >> Feb 25 20:19:14 alekhine kernel: [   73.923472] ACPI: PCI Interrupt 0000:00:10.3[B] -> GSI 21 (level, low) -> IRQ 21
> >> Feb 25 20:19:14 alekhine kernel: [   73.923472] usb usb5: root hub lost power or was reset
> >> Feb 25 20:19:14 alekhine kernel: [   73.934336] ACPI: PCI Interrupt 0000:00:10.4[C] -> GSI 21 (level, low) -> IRQ 21
> >> Feb 25 20:19:14 alekhine kernel: [   73.945209] ACPI: PCI Interrupt 0000:00:11.5[C] -> GSI 22 (level, low) -> IRQ 22
> >> Feb 25 20:19:14 alekhine kernel: [   73.947465] ACPI: PCI Interrupt 0000:01:00.0[A] -> GSI 16 (level, low) -> IRQ 16
> >> Feb 25 20:19:14 alekhine kernel: [   73.947660] sd 3:0:0:0: [sda] Starting disk
> >> Feb 25 20:19:14 alekhine kernel: [   74.183122] ata3.01: ACPI cmd ef/03:0c:00:00:00:b0 filtered out
> >> Feb 25 20:19:14 alekhine kernel: [   74.183122] ata3.01: ACPI cmd ef/03:42:00:00:00:b0 filtered out
> >> Feb 25 20:19:14 alekhine kernel: [   74.336028] ata3.00: ACPI cmd ef/03:0c:00:00:00:a0 filtered out
> >> Feb 25 20:19:14 alekhine kernel: [   74.336028] ata3.00: ACPI cmd ef/03:42:00:00:00:a0 filtered out
> >> Feb 25 20:19:14 alekhine kernel: [   74.491252] ata3.00: configured for UDMA/33
> >> Feb 25 20:19:14 alekhine kernel: [   74.678330] ata3.01: configured for UDMA/33
> >> Feb 25 20:19:14 alekhine kernel: [   78.168897] ata4.00: ACPI cmd ef/03:0c:00:00:00:a0 filtered out
> >> Feb 25 20:19:14 alekhine kernel: [   78.168897] ata4.00: ACPI cmd ef/03:45:00:00:00:a0 filtered out
> >> Feb 25 20:19:14 alekhine kernel: [   78.172976] ata4.00: configured for UDMA/100
> >> Feb 25 20:19:14 alekhine kernel: [   78.177133] sd 3:0:0:0: [sda] 156301488 512-byte hardware sectors (80026 MB)
> >> Feb 25 20:19:14 alekhine kernel: [   78.177133] sd 3:0:0:0: [sda] Write Protect is off
> >> Feb 25 20:19:14 alekhine kernel: [   78.177133] sd 3:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
> >> Feb 25 20:19:14 alekhine kernel: [   78.720991] Restarting tasks ... <6>usb 2-1: USB disconnect, address 2
> >> Feb 25 20:19:14 alekhine kernel: [   78.766838] done.
> >> Feb 25 20:19:14 alekhine kernel: [   78.951998] usb 2-1: new low speed USB device using uhci_hcd and address 4
> >> Feb 25 20:19:14 alekhine kernel: [   79.114037] usb 2-1: configuration #1 chosen from 1 choice
> >> Feb 25 20:19:14 alekhine kernel: [   79.138166] input: Logitech USB Mouse as /devices/pci0000:00/0000:00:10.0/usb2/2-1/2-1:1.0/input/input5
> >> Feb 25 20:19:14 alekhine kernel: [   79.180828] input: USB HID v1.10 Mouse [Logitech USB Mouse] on usb-0000:00:10.0-1
> >> Feb 25 20:19:14 alekhine kernel: [   79.181059] usb 2-2: USB disconnect, address 3
> >> Feb 25 20:19:15 alekhine kernel: [   79.436567] usb 2-2: new low speed USB device using uhci_hcd and address 5
> >> Feb 25 20:19:15 alekhine kernel: [   79.606180] usb 2-2: configuration #1 chosen from 1 choice
> >> Feb 25 20:19:15 alekhine kernel: [   79.623893] input: Microsoft Microsoft<AE> Digital Media Pro Keyboard as /devices/pci0000:00/0000:00:10.0/usb2/2-2/2-2:1.0/input/input6
> >> Feb 25 20:19:15 alekhine kernel: [   79.663140] input: USB HID v1.11 Keyboard [Microsoft Microsoft<AE> Digital Media Pro Keyboard] on usb-0000:00:10.0-2
> >> Feb 25 20:19:15 alekhine kernel: [   79.697610] input: Microsoft Microsoft<AE> Digital Media Pro Keyboard as /devices/pci0000:00/0000:00:10.0/usb2/2-2/2-2:1.1/input/input7
> >> Feb 25 20:19:15 alekhine kernel: [   79.721948] input: USB HID v1.11 Device [Microsoft Microsoft<AE> Digital Media Pro Keyboard] on usb-0000:00:10.0-2
> >>
> >>
> >> I don't see anything there that would explain the failure, but the console
> >> never comes back, and I am forced to hard reset the box.  Anything else I can
> >> try?  
> > 
> > First, let's try to remove some noise.
> > 
> > Please test 2.6.25-rc3 with commit 559bbe6cbd0d8c68d40076a5f7dc98e3bf5864b2
> > "power_state: get rid of write-only variable in SATA" reverted and with the
> > patch from http://marc.info/?l=linux-acpi&m=120389632114090&w=2 applied.
> > 
> > Second, what exactly do you do to suspend to RAM?
> > 
> 
> To suspend to ram, I do Ctrl-Alt-1 to switch from the GDM login screen to
> the console, and then:
> 
> /etc/init.d/gdm stop
> echo mem > /sys/power/state
> 
> I have also tried it from X in the past (using the Ubuntu quit menu option),
> with just about the same result, as I recall.  This time I figured I would
> try to make it easier for the suspend code and try it from the console.
> 
> Should I have been doing something else?

You can try the s2ram program from suspend.sf.net
(http://suspend.sf.net/s2ram-support.html).

Thanks,
Rafael
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