Re: [PATCH 5/9] mm, hugetlb: remove redundant list_empty check in gather_surplus_pages()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Jul 15, 2013 at 08:01:24PM +0530, Aneesh Kumar K.V wrote:
> Joonsoo Kim <iamjoonsoo.kim@xxxxxxx> writes:
> 
> > If list is empty, list_for_each_entry_safe() doesn't do anything.
> > So, this check is redundant. Remove it.
> >
> > Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
> 
> Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
> 
> 
> >
> > diff --git a/mm/hugetlb.c b/mm/hugetlb.c
> > index a838e6b..d4a1695 100644
> > --- a/mm/hugetlb.c
> > +++ b/mm/hugetlb.c
> > @@ -1019,10 +1019,8 @@ free:
> >  	spin_unlock(&hugetlb_lock);
> >
> >  	/* Free unnecessary surplus pages to the buddy allocator */
> > -	if (!list_empty(&surplus_list)) {
> > -		list_for_each_entry_safe(page, tmp, &surplus_list, lru) {
> > -			put_page(page);
> > -		}
> > +	list_for_each_entry_safe(page, tmp, &surplus_list, lru) {
> > +		put_page(page);
> >  	}
> 
> You can now remove '{' 

Okay.
I will do that.

Thanks.

> 
> 
> >  	spin_lock(&hugetlb_lock);
> >
> > -- 
> > 1.7.9.5
> 
> --
> To unsubscribe, send a message with 'unsubscribe linux-mm' in
> the body to majordomo@xxxxxxxxx.  For more info on Linux MM,
> see: http://www.linux-mm.org/ .
> Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@xxxxxxxxx.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Bugtraq]     [Linux]     [Linux OMAP]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]