On Thu, Sep 26, 2013 at 12:41:51AM +0000, Mindaugas Rasiukevicius wrote:
> Module Name: src
> Committed By: rmind
> Date: Thu Sep 26 00:41:51 UTC 2013
>
> Modified Files:
> src/lib/librumpuser: rumpuser_pth.c
>
> Log Message:
> Give RUMP mutex and rwlock their own cache-line. Also give a separate
> cache-line for the rwlock's reader counter.
You'd be much better off ordering the fields to avoid ping-pong
of data.
IIRC one of the new (big) ppc has 256 byte cache lines.
Cache line aligning data is then getting silly.
David
--
David Laight: [email protected]
