From: Peter Zijlstra <peterz@infradead.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Dan Williams <dan.j.williams@intel.com>,
Tejun Heo <tj@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dma: get_user_pages -> get_user_pages_fast
Date: Tue, 12 Oct 2010 14:08:24 +0200 [thread overview]
Message-ID: <1286885304.29097.41.camel@twins> (raw)
In-Reply-To: <20101012115257.GA24389@redhat.com>
On Tue, 2010-10-12 at 13:52 +0200, Michael S. Tsirkin wrote:
> We probably should set a limit on the number of pages, too:
> currently there could be a large # of very small chunks in the iovec.
Well, there's also the gup_fast batch stuff that I keep forgetting to
push:
http://lkml.org/lkml/2009/6/24/457
Which would solve that part.
prev parent reply other threads:[~2010-10-12 12:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-11 16:53 [PATCH] dma: get_user_pages -> get_user_pages_fast Michael S. Tsirkin
2010-10-11 17:34 ` Peter Zijlstra
2010-10-12 11:52 ` Michael S. Tsirkin
2010-10-12 12:08 ` Peter Zijlstra [this message]
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