Thread (10 messages) 10 messages, 4 authors, 2012-06-22

Re: [PATCH] hugeltb: Mark hugelb_max_hstate __read_mostly

From: Christoph Lameter <hidden>
Date: 2012-06-15 14:50:02

On Fri, 15 Jun 2012, Michal Hocko wrote:
quoted
Thats all? There is no performance gain from this change?
Is that required in order to put data in the read mostly section?
I thought so. The read_mostly section is specially designed for data that
causes excessive cacheline bounces and has to be grouped with rarely
accessed other data. That was at least the intend when we created it.



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