On Wed, Jul 06, 2016 at 08:00:55PM +0200, Ziutek Putek wrote: > [1.] Booting from Sandisk USB stick fails and stops on Dell Latitude E5420 > Laptop. > > [2.] On mainline kernel I get error: > [ 18.414128] usb 2-1.4: device descriptor read/64, error -110 > [ 23.601028] usb 2-1.4: device descriptor read/64, error -71 > [ 23.777126] usb 2-1.4: new high-speed USB device number 4 using ehci-pci > [ 23.861176] usb 2-1.4: device descriptor read/64, error -71 > [ 24.049280] usb 2-1.4: device descriptor read/64, error -71 > [ 24.225377] usb 2-1.4: new high-speed USB device number 5 using ehci-pci > [ 24.641614] usb 2-1.4: device not accepting address 5, error -71 > [ 24.713649] usb 2-1.4: new high-speed USB device number 6 using ehci-pci > [ 25.129882] usb 2-1.4: device not accepting address 6, error -71 > [ 25.131599] usb 2-1-port4: unable to enumerate USB device > > however unpluging and repluging usb stick makes booting process go further. > > On upstream kernel these errors do not show at all and the workaround with > unplugging and repluging usb stick does not work.
What do you mean "upstream" and "mainline"? Which version works? Which version does not? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
