From: William Lee Irwin III <wli@holomorphy.com>
To: Dipankar Sarma <dipankar@in.ibm.com>
Cc: linux-kernel@vger.kernel.org,
Al Viro <viro@parcelfarce.linux.theplanet.co.uk>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [rfc: patch 0/6] scalable fd management
Date: Wed, 1 Jun 2005 04:25:20 -0700 [thread overview]
Message-ID: <20050601112520.GD20782@holomorphy.com> (raw)
In-Reply-To: <20050530105042.GA5534@in.ibm.com>
On Mon, May 30, 2005 at 04:20:42PM +0530, Dipankar Sarma wrote:
> I would appreciate if someone tests this on an arch without
> cmpxchg (sparc32??). I intend to run some more tests
> with preemption enabled and also on ppc64 myself.
sparc32 SMP is not going to be a good choice for this. By and large
ll/sc -style architectures don't have explicit cmpxchg instructions so
ppc64 at least nominally fits the bill. SMP Alpha testing may also be
enlightening (as usual).
-- wli
next prev parent reply other threads:[~2005-06-01 11:25 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-30 10:50 [rfc: patch 0/6] scalable fd management Dipankar Sarma
2005-05-30 10:52 ` [rfc: patch 1/6] Fix rcu initializers Dipankar Sarma
2005-05-30 10:55 ` [rfc: patch 2/6] rcuref APIs Dipankar Sarma
2005-05-30 10:57 ` [rfc: patch 3/6] Break up files struct Dipankar Sarma
2005-05-30 10:58 ` [rfc: patch 4/6] files struct with rcu Dipankar Sarma
2005-05-30 10:59 ` [rfc: patch 5/6] lock free fd lookup Dipankar Sarma
2005-05-30 11:00 ` [rfc: patch 6/6] files locking doc Dipankar Sarma
2005-06-01 11:25 ` William Lee Irwin III [this message]
2005-06-01 12:50 ` [rfc: patch 0/6] scalable fd management Dipankar Sarma
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