On Thu, Mar 02, 2017 at 08:03:16PM +0530, Anshuman Khandual wrote:
> On 03/02/2017 12:09 PM, Minchan Kim wrote:
> > Anyone doesn't use ret variable. Remove it.
> >
>
> This change is correct. But not sure how this is related to
> try_to_unmap() clean up though.
In this patchset, I made rmap_walk void function with upcoming
patch so it's a preparation step for it.
>
>
> > Signed-off-by: Minchan Kim <minchan@xxxxxxxxxx>
> > ---
> > mm/rmap.c | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/mm/rmap.c b/mm/rmap.c
> > index bb45712..8076347 100644
> > --- a/mm/rmap.c
> > +++ b/mm/rmap.c
> > @@ -805,7 +805,6 @@ int page_referenced(struct page *page,
> > struct mem_cgroup *memcg,
> > unsigned long *vm_flags)
> > {
> > - int ret;
> > int we_locked = 0;
> > struct page_referenced_arg pra = {
> > .mapcount = total_mapcount(page),
> > @@ -839,7 +838,7 @@ int page_referenced(struct page *page,
> > rwc.invalid_vma = invalid_page_referenced_vma;
> > }
> >
> > - ret = rmap_walk(page, &rwc);
> > + rmap_walk(page, &rwc);
> > *vm_flags = pra.vm_flags;
> >
> > if (we_locked)
> >
>
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