On Mon, 4 May 2009, Rafael J. Wysocki wrote:
> Index: linux-2.6/mm/page_alloc.c
> ===================================================================
> --- linux-2.6.orig/mm/page_alloc.c
> +++ linux-2.6/mm/page_alloc.c
> @@ -1620,7 +1620,8 @@ nofail_alloc:
> }
>
> /* The OOM killer will not help higher order allocs so fail */
> - if (order > PAGE_ALLOC_COSTLY_ORDER) {
> + if (order > PAGE_ALLOC_COSTLY_ORDER ||
> + (gfp_mask & __GFP_NO_OOM_KILL)) {
> clear_zonelist_oom(zonelist, gfp_mask);
> goto nopage;
> }
This is inconsistent because __GFP_NO_OOM_KILL now implies __GFP_NORETRY
(the "goto nopage" above), but only for allocations with __GFP_FS set and
__GFP_NORETRY clear.
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