From: Christoph Lameter <clameter@sgi.com>
To: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Cc: Andi Kleen <ak@suse.de>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>, Eric Whitney <eric.whitney@hp.com>
Subject: Re: [PATCH] Use MPOL_PREFERRED for system default policy
Date: Tue, 14 Aug 2007 12:51:41 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0708141250200.30703@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <1187120671.6281.67.camel@localhost>
On Tue, 14 Aug 2007, Lee Schermerhorn wrote:
> Now, system default policy, except during boot, is "local
> allocation". By using the MPOL_PREFERRED mode with a negative
> value of preferred node for system default policy, MPOL_DEFAULT
> will never occur in the 'policy' member of a struct mempolicy.
> Thus, we can remove all checks for MPOL_DEFAULT when converting
> policy to a node id/zonelist in the allocation paths.
Isnt it possible to set a task policy or VMA policy to MPOL_DEFAULT
through the API? For the VMA policy this would mean fall back to task
policy. Is that still possible?
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next prev parent reply other threads:[~2007-08-14 19:51 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-14 19:44 Lee Schermerhorn
2007-08-14 19:51 ` Christoph Lameter [this message]
2007-08-14 20:09 ` Lee Schermerhorn
2007-08-14 20:22 ` Lee Schermerhorn
2007-08-16 14:23 ` Lee Schermerhorn
2007-08-16 18:34 ` Christoph Lameter
2007-08-16 19:06 ` Lee Schermerhorn
2007-08-16 20:49 ` Christoph Lameter
2007-08-16 21:05 ` Lee Schermerhorn
2007-08-16 21:10 ` Christoph Lameter
2007-08-21 16:00 ` Lee Schermerhorn
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