Re: [RFC][PATCH 3/6] SLIM main patch

[Kylene Jo Hall]

Thanks it will be fixed in the next revision.

On Fri, 2006-07-14 at 10:44 -0700, Dave Hansen wrote:
> On Fri, 2006-07-14 at 10:24 -0700, Kylene Jo Hall wrote:
> > +static void revoke_mmap_wperm(struct slm_file_xattr *cur_level)
> > +{
> > +       struct vm_area_struct *mpnt;
> > +       struct file *file;
> > +       struct dentry *dentry;
> > +       struct slm_isec_data *isec;
> > +
> > +       flush_cache_mm(current->mm);
> > +
> > +       for (mpnt = current->mm->mmap; mpnt; mpnt = mpnt->vm_next) {
> > +               file = mpnt->vm_file;
> > +               if (!file)
> > +                       continue; 
> 
> You need to hold the mmap_sem for read while walking this list.
> 
> -- Dave
> 

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