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SubjectRe: [PATCH v2 2.6.38-rc8-tip 7/20] 7: uprobes: store/restore original instruction.
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On Wed, 2011-03-16 at 11:21 +0530, Balbir Singh wrote:
> * Steven Rostedt <rostedt@goodmis.org> [2011-03-15 15:32:40]:
>
> > On Tue, 2011-03-15 at 20:30 +0100, Peter Zijlstra wrote:
> > > On Wed, 2011-03-16 at 00:28 +0530, Balbir Singh wrote:
> >
> > > > I accept the blame and am willing to fix anything incorrect found in
> > > > the code.
> > >
> > > :-), ok sounds right, just wasn't entirely obvious when having a quick
> > > look.
> >
> > Does that mean we should be adding a comment there?
> >
>
> This is what the current documentation looks like.
>
> #ifdef CONFIG_MM_OWNER
> /*
> * "owner" points to a task that is regarded as the canonical
> * user/owner of this mm. All of the following must be true in
> * order for it to be changed:
> *
> * current == mm->owner
> * current->mm != mm
> * new_owner->mm == mm
> * new_owner->alloc_lock is held
> */
> struct task_struct __rcu *owner;
> #endif
>
> Do you want me to document the fork/exit case?
>

Ah, looking at the code, I guess comments are not needed.

Thanks,

-- Steve




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