Hi! > > since I switched to 2.6.15-rc2-git6, my machine is not able to suspend > > anymore if my USB printer is plugged in. The problem is reproducible. > > > > usb 1-2: new full speed USB device using uhci_hcd and address 3 > > drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 3 if 0 alt > > 0 proto 2 vid 0x04E8 pid 0x3242 > > usbcore: registered new driver usblp > > drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver > > PM: Preparing system for mem sleep > > Stopping tasks: ==================================================| > > usblp 1-2:1.0: no suspend? > > Could not suspend device 1-2: error -16 > > Some devices failed to suspend > > Restarting tasks... done > > > > > > Earlier kernels (2.6.14.2 and before) worked just fine. > > > > A first search suggests this problem was introduced between > > 2.6.14 and 2.6.15-rc2-git6. Should I try to narrow it down further? > > yes, that would be good. > > In this case, it would also help if you'd open a bug at > bugzilla.kernel.org. Well, usblp does not have any suspend method, and usb probably just started checking... There's also CONFIG_USB_SUSPEND option you may want to play with. Pavel -- Thanks, Sharp!
