On Fri, Oct 12, 2012 at 11:17 PM, Ming Lei <ming.lei@xxxxxxxxxxxxx> wrote: > Suppose mutex_lock(A) is called in pre_reset(), one solution is that > always calling tsk_set_allowd_gfp(~GFP_IOFS) before each mutex_lock(A). > We can do it only for devices with storage interface in current > configuration. The problem will become quite complicated if a 3rd, even 4th,... context is involved in the task dependency. But I am wondering if there are such practical examples wrt. usb mass storage. Thanks, -- Ming Lei -- 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