Re: [PATCH -mm] task_struct: move ->fpu_counter and ->oomkilladj

From: Arjan van de Ven
Date: Thu Sep 27 2007 - 09:57:18 EST

On Thu, 27 Sep 2007 13:55:57 +0400
Alexey Dobriyan <adobriyan@xxxxx> wrote:

> There is nice 2 byte hole after struct task_struct::ioprio field
> into which we can put two 1-byte fields: ->fpu_counter and
> ->oomkilladj.
> [cc'ing Arjan just in case ->fpu_counter placement wasn't completely
> random :^)]

fpu_counter was more or less random, but it does get written to
frequently (making the cacheline dirty)
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