On Wed, Feb 19, 2014 at 9:52 AM, Sebastian Capella <[email protected]> wrote: > During restore, pm_notifier chain are called with > PM_RESTORE_PREPARE. The firmware_class driver handler > fw_pm_notify does not have a handler for this. As a result, > it keeps a reader on the kmod.c umhelper_sem. During > freeze_processes, the call to __usermodehelper_disable tries to > take a write lock on this semaphore and hangs waiting. > > Signed-off-by: Sebastian Capella <[email protected]> > Cc: Russ Dill <[email protected]> > Cc: Ming Lei <[email protected]> > Cc: Greg Kroah-Hartman <[email protected]>
Acked-by: Ming Lei <[email protected]> Thanks, -- Ming Lei -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
