On 2016-11-10 16:17:55 [-0800], Yang Shi wrote: > > Since patch_text_stop_machine() is called in stop_machine() which disables > IRQ, > sleepable lock should be not used in this atomic context, so replace > patch_lock > to raw lock.
I am taking this one. Thank you. We have jump_labels() deactivated on ARM because stop_machine() may cause latencies at runtime. kprobe and kgdb is used by the user on purpose (and not because he changed some sched setting) I think we are fine. I am going to document this. > Signed-off-by: Yang Shi <yang....@linaro.org> Sebastian