Date: Tue, 3 Mar 2009 13:46:52 -0500 (EST)
From: Christoph Lameter <cl@linux-foundation.org>
To: David Rientjes <rientjes@google.com>
cc: Pekka Enberg <penberg@cs.helsinki.fi>,
       Andrew Morton <akpm@linux-foundation.org>,
       Paul Menage <menage@google.com>, Randy Dunlap <randy.dunlap@oracle.com>,
       linux-kernel@vger.kernel.org
Subject: Re: [patch 2/2] slub: enforce cpuset restrictions for cpu slabs
In-Reply-To: <alpine.DEB.2.00.0903030900580.6643@chino.kir.corp.google.com>
Message-ID: <alpine.DEB.1.10.0903031345150.9466@qirst.com>
References: <alpine.DEB.2.00.0903022009490.17284@chino.kir.corp.google.com> <alpine.DEB.2.00.0903022011430.17284@chino.kir.corp.google.com> <alpine.DEB.1.10.0903031136380.26454@qirst.com> <alpine.DEB.2.00.0903030900580.6643@chino.kir.corp.google.com>
User-Agent: Alpine 1.10 (DEB 962 2008-03-14)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 600
Lines: 15

On Tue, 3 Mar 2009, David Rientjes wrote:

> There is no alternative solution to prevent egregious amounts of slab to
> be allocated in a disjoint cpuset that is supposedly mem_exclusive.

The amount of memory is limited by the size of a slab page. If the process
goes beyond that amount then the page allocator will come in and enforce
the boundaries.


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/