On Mon, 2015-03-23 at 21:11 +0200, Sami Farin wrote: > I tried reverting f46ad73ac696 in 4.0.0-rc5, did not help. Have to > reboot first into 3.18.9. > > This happens: > [ 2765.268081] usb 2-1.4.4: USB disconnect, device number 16 > [ 2777.209388] usb 2-1.4.4: new high-speed USB device number 17 using > ehci-pci > [ 2777.303172] usb 2-1.4.4: New USB device found, idVendor=12d1, > idProduct=157d > [ 2777.303174] usb 2-1.4.4: New USB device strings: Mfr=1, Product=2, > SerialNumber=3 > [ 2777.303176] usb 2-1.4.4: Product: HUAWEI_MOBILE > [ 2777.303177] usb 2-1.4.4: Manufacturer: HUAWEI_MOBILE > [ 2777.303178] usb 2-1.4.4: SerialNumber: 0123456789ABCDEF > [ 2777.325198] usb-storage 2-1.4.4:1.0: USB Mass Storage device > detected > [ 2777.325282] scsi host37: usb-storage 2-1.4.4:1.0 > [ 2777.903039] usb 2-1.4.4: usbfs: interface 0 claimed by usb-storage > while 'usb_modeswitch' sets config #2 This fails. It comes from proc_setconfig(). It suggests that a change in storage causes this. To verify, could you blacklist usb-storage in a test with 4.0? Regards Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
