[PATCH v2 2.6.38-rc8-tip 7/20] 7: uprobes: store/restore original instruction.
Srikar Dronamraju
srikar@linux.vnet.ibm.com
Tue Mar 15 16:24:00 GMT 2011
> >
> > rcu_read_lock();
> > tsk = mm->owner;
> > if (tsk)
> > get_task_struct(tsk);
> > rcu_read_unlock();
> > if (!tsk)
> > return ret;
> >
> > Probably looks cleaner.
>
> Yes, plus we should do "tsk = rcu_dereference(mm->owner);" and wrap the
> whole thing in a static uprobes_get_mm_owner() or similar.
>
Okay, will do that.
--
Thanks and Regards
Srikar
More information about the Systemtap
mailing list