Re: [PATCH v2 2.6.38-rc8-tip 11/20] 11: uprobes: slot allocationfor uprobes

[Srikar Dronamraju]

* Stephen Wilson <wilsons@xxxxxxxx> [2011-03-15 16:31:17]:

> 
> On Mon, Mar 14, 2011 at 07:06:10PM +0530, Srikar Dronamraju wrote:
> > diff --git a/kernel/fork.c b/kernel/fork.c
> > index de3d10a..0afa0cd 100644
> > --- a/kernel/fork.c
> > +++ b/kernel/fork.c
> > @@ -551,6 +551,7 @@ void mmput(struct mm_struct *mm)
> >  	might_sleep();
> >  
> >  	if (atomic_dec_and_test(&mm->mm_users)) {
> > +		uprobes_free_xol_area(mm);
> >  		exit_aio(mm);
> >  		ksm_exit(mm);
> >  		khugepaged_exit(mm); /* must run before exit_mmap */
> > @@ -677,6 +678,9 @@ struct mm_struct *dup_mm(struct task_struct *tsk)
> >  	memcpy(mm, oldmm, sizeof(*mm));
> >  
> >  	/* Initializing for Swap token stuff */
> > +#ifdef CONFIG_UPROBES
> > +	mm->uprobes_xol_area = NULL;
> > +#endif
> >  	mm->token_priority = 0;
> >  	mm->last_interval = 0;
> 
> Perhaps move the uprobes_xol_area initialization away from that comment?
> A few lines down beside the hugepage #ifdef would read a bit better.


Okay, Will do.


-- 
Thanks and Regards
Srikar
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