Re: [PATCH v4 07/14] mm, page_alloc: print symbolic gfp_flags on allocation failure
From: David Rientjes
Date: Wed Feb 03 2016 - 19:05:11 EST
On Tue, 26 Jan 2016, Vlastimil Babka wrote:
> It would be useful to translate gfp_flags into string representation when
> printing in case of an allocation failure, especially as the flags have been
> undergoing some changes recently and the script ./scripts/gfp-translate needs
> a matching source version to be accurate.
>
> Example output:
>
> stapio: page allocation failure: order:9, mode:0x2080020(GFP_ATOMIC)
>
> Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
> Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
> Cc: Minchan Kim <minchan@xxxxxxxxxx>
> Cc: Sasha Levin <sasha.levin@xxxxxxxxxx>
> Cc: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
> Cc: Mel Gorman <mgorman@xxxxxxx>
> Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>