linux-kernel - Re: [patch 2/2] cpusets: add interleave_over

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Message-Id: <20071029124029.2a86e536.pj@sgi.com>
Date:	Mon, 29 Oct 2007 12:40:29 -0700
From:	Paul Jackson <pj@....com>
To:	Lee Schermerhorn <Lee.Schermerhorn@...com>
Cc:	rientjes@...gle.com, clameter@....com, akpm@...ux-foundation.org,
	ak@...e.de, linux-kernel@...r.kernel.org
Subject: Re: [patch 2/2] cpusets: add interleave_over_allowed option

Lee wrote:
> If most apps use libnuma APIs instead of directly calling the sys calls,
> libnuma could query something as simple as an environment variable, or a
> new flag to get_mempolicy(), or the value of a file in it's current
> cpuset--but I'd like to avoid a dependency on libcpuset--to determine
> whether to implement "new" semantics.

The patch I'm working has a new set of options to get_mempolicy to set
and get the per-task kernel state indicating whether to use the old or
new semantics.

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@....com> 1.925.600.0401
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