Re: ZONE_PADDING wastes 4 bytes of the new cacheline

[Nick Piggin]

Andrea Arcangeli wrote:

> looks reasonable. only cons is that this rejects on my tree ;), pages_*
> and protection is gone in my tree, replaced by watermarks[] using the
> very same optimal and proven algo of 2.4 (enabled by default of course).
> I'll reevaluate the false sharing later on.

May I again ask what you think is wrong with ->protection[] apart from
it being turned off by default? (I don't think our previous conversation
ever reached a conclusion...)

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