Re: [PATCH V4 1/4] mm: set page->pfmemalloc in prep_new_page()

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

 



On Tue 06-01-15 22:10:55, Vlastimil Babka wrote:
> On 01/06/2015 03:30 PM, Michal Hocko wrote:
[...]
> > diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> > index 1bb65e6f48dd..1682d766cb8e 100644
> > --- a/mm/page_alloc.c
> > +++ b/mm/page_alloc.c
> > @@ -2175,10 +2175,11 @@ zonelist_scan:
> >  		}
> >  
> >  try_this_zone:
> > -		page = buffered_rmqueue(preferred_zone, zone, order,
> > +		do {
> > +			page = buffered_rmqueue(preferred_zone, zone, order,
> >  						gfp_mask, migratetype);
> > -		if (page)
> > -			break;
> > +		} while (page && prep_new_page(page, order, gfp_mask,
> > +					       alloc_flags));
> 
> Hm but here we wouldn't return page on success.

Right.

> I wonder if you overlooked the return, hence your "not breaking out of
> the loop" remark?

This was merely to show the intention. Sorry for not being clear enough.

-- 
Michal Hocko
SUSE Labs

--
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]