On 05/16/2014 02:36 AM, Santosh Shilimkar wrote: >>> >> yes. >>> >> My board is panda ES. without this revert, it works. >> > >> > Care to specify what linux version you are testing against? >> > >> > Does it hang in idle always immediately on booting? >> > >> > Or does the serial console first hang with sysrq still >> > working (ctrl-a h in minicom for help) with device >> > eventually locking up hard? >> > > I just posted an updated patch Alex on other thread. > Attaching here again for your reference. Please try > it out and see if the you still get a hang. it does not hang this time. but I am not sure it can solve my problem, since RCU stall is not easy to reproduce in short time. -- Thanks Alex -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html