Re: [PATCH 5/5] Light Fragmentation Avoidance V20: 005_configurable

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On Tuesday 15 November 2005 17:50, Mel Gorman wrote:
> The anti-defragmentation strategy has memory overhead. This patch allows
> the strategy to be disabled for small memory systems or if it is known the
> workload is suffering because of the strategy. It also acts to show where
> the anti-defrag strategy interacts with the standard buddy allocator.

If anything this should be a boot time option or perhaps sysctl, not a config.
In general CONFIGs that change runtime behaviour are evil - just makes
changing the option more painful, causes problems for distribution
users, doesn't make much sense, etc.etc.

Also #ifdef as a documentation device is a really really scary concept.
Yuck.

-Andi

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