Re: [PATCH 11/33] userfaultfd: non-cooperative: Add mremap() event

[Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>]

(changed 'CC:
- Michael Rapoport <RAPOPORT@xxxxxxxxxx>,
- Dr. David Alan Gilbert@v2.random,  <dgilbert@xxxxxxxxxx>,
+ Dr. David Alan Gilbert  <dgilbert@xxxxxxxxxx>,
- Pavel Emelyanov <xemul@xxxxxxxxxxxxx>@v2.random
+ Pavel Emelyanov <xemul@xxxxxxxxxxxxx>
)

On Thu, Nov 03, 2016 at 03:41:15PM +0800, Hillf Danton wrote:
> On Thursday, November 03, 2016 3:34 AM Andrea Arcangeli wrote:
> > @@ -576,7 +581,8 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
> >  			goto out;
> >  		}
> > 
> > -		ret = move_vma(vma, addr, old_len, new_len, new_addr, &locked);
> > +		ret = move_vma(vma, addr, old_len, new_len, new_addr,
> > +			       &locked, &uf);
> >  	}
> >  out:
> >  	if (offset_in_page(ret)) {
> > @@ -586,5 +592,6 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
> >  	up_write(&current->mm->mmap_sem);
> >  	if (locked && new_len > old_len)
> >  		mm_populate(new_addr + old_len, new_len - old_len);
> > +	mremap_userfaultfd_complete(uf, addr, new_addr, old_len);
> 
> nit: s/uf/&uf/

Thanks, will fix.

> 
> >  	return ret;
> >  }
> > 
> 

--
Sincerely yours,
Mike.

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