-rc6: something (probably active usb bluetooth) blocks suspend

From: Pavel Machek
Date: Mon Nov 16 2009 - 06:23:07 EST


Linux amd 2.6.32-rc6-00498-g05b553a-dirty #89 SMP Fri Nov 13 10:43:31
CET 2009 i686 GNU/Linux

...and yes, it is a regression. Hw is thinkpad x60.

Tried to suspend, machine came right back, used radio kill switch, and
it suspended ok. Relevant messages seem to be:

Pavel

PM: Preparing system for mem sleep
Freezing user space processes ... (elapsed 0.02 seconds) done.
Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done.
PM: Entering mem sleep
usb 5-2: usb suspend
btusb_intr_complete: hci0 urb f3b57420 failed to resubmit (1)
uhci_hcd 0000:00:1d.3: release dev 2 ep81-INT, period 1, phase 0, 23
us
btusb_bulk_complete: hci0 urb f3b57680 failed to resubmit (1)
btusb_bulk_complete: hci0 urb f3b57718 failed to resubmit (1)
usb 5-1: usb suspend
usb 5-1: usb auto-resume
uhci_hcd 0000:00:1d.3: port 1 portsc 0095,01
usb 5-1: finish resume
uhci_hcd 0000:00:1d.3: reserve dev 2 ep81-INT, period 1, phase 0, 23
us
hub 5-0:1.0: port 1 nyet suspended
hub 5-0:1.0: suspend error -16
pm_op(): usb_dev_suspend+0x0/0x10 returns -16
PM: Device usb5 failed to suspend: error -16
PM: Some devices failed to suspend
thinkpad_acpi: ACPI backlight control delay disabled
usb 5-2: usb resume
uhci_hcd 0000:00:1d.3: port 2 portsc 00a5,01
usb 5-2: finish resume
usb usb4: usb resume
usb usb4: wakeup_rh

Pavel
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