Re: [PATCH 06/12] mm, page_alloc: Use masks and shifts when converting GFP flags to migrate types

From	Vlastimil Babka <vbabka@suse.cz>
Newsgroups	linux.kernel
Subject	Re: [PATCH 06/12] mm, page_alloc: Use masks and shifts when converting GFP flags to migrate types
Date	2015-08-25 16:40 +0200
Message-ID	<q1nyi-Od-9@gated-at.bofh.it> (permalink)
References	<q0YTf-7q8-1@gated-at.bofh.it> <q0YTg-7q8-25@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On 08/24/2015 02:09 PM, Mel Gorman wrote:
> This patch redefines which GFP bits are used for specifying mobility and
> the order of the migrate types. Once redefined it's possible to convert
> GFP flags to a migrate type with a simple mask and shift. The only downside
> is that readers of OOM kill messages and allocation failures may have been
> used to the existing values but scripts/gfp-translate will help.

Yeah after patches 7 and 8, this is not much of a concern :)

> Signed-off-by: Mel Gorman <mgorman@techsingularity.net>

Acked-by: Vlastimil Babka <vbabka@suse.cz>

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[PATCH 06/12] mm, page_alloc: Use masks and shifts when converting GFP flags to migrate types Mel Gorman <mgorman@techsingularity.net> - 2015-08-24 14:20 +0200
  Re: [PATCH 06/12] mm, page_alloc: Use masks and shifts when  converting GFP flags to migrate types Vlastimil Babka <vbabka@suse.cz> - 2015-08-25 16:40 +0200

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