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From: "Yinghai Lu" <yhlu.kernel@gmail.com>
To: "Greg KH" <greg@kroah.com>
Cc: linux-usb-devel@lists.sourceforge.net, "Andi Kleen" <ak@suse.de>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 3/4] usb: allocated usb releated dma buffer with kmalloc_node
Date: Tue, 3 Jul 2007 23:08:08 -0700	[thread overview]
Message-ID: <86802c440707032308w3f596ff1gd17faaded43ff894@mail.gmail.com> (raw)
In-Reply-To: <20070703060155.GB19086@kroah.com>

On 7/2/07, Greg KH <greg@kroah.com> wrote:
> On Mon, Jul 02, 2007 at 10:33:12PM -0700, Yinghai Lu wrote:
> Ok, so two drivers might need this, but not the whole usb core, right?
>
> And even if you do have another usb mapping, is that a real problem?
> USB keyboards and mice are very slow.

Some other USB media may need that too.

if you have one two way system and put all dimm on node1 and use
memtest to look at performance. you may agree to reduce the cross node
mem access as less as possible.

YH

  parent reply	other threads:[~2007-07-04  6:08 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-29 20:26 [PATCH 1/2] x86_64: get mp_bus_to_node as early Yinghai Lu
2007-07-02 22:34 ` [PATCH 1/4] usb: make the usb_device numa_node to get assigned from controller Yinghai Lu
2007-07-02 22:34 ` [PATCH 2/4] dma: make dma pool to use kmalloc_node Yinghai Lu
2007-07-02 22:36 ` [PATCH 3/4] usb: allocated usb releated dma buffer with kmalloc_node Yinghai Lu
2007-07-03  5:11   ` Greg KH
2007-07-03  5:33     ` Yinghai Lu
2007-07-03  6:01       ` Greg KH
2007-07-03  6:23         ` [linux-usb-devel] " Oliver Neukum
2007-07-03  7:03           ` [linux-usb-devel] [PATCH 3/4] usb: allocated usb releated dma buffer with?kmalloc_node Greg KH
2007-07-03  7:12             ` Oliver Neukum
2007-07-04  6:08         ` Yinghai Lu [this message]
2007-07-04  0:35     ` [PATCH 4/4] usb: allocated usb releated dma buffer with kmalloc_node Yinghai Lu
2007-07-02 22:37 ` [PATCH 4/4] net: add usb_alloc_urb_node to use use kmalloc_node Yinghai Lu
2007-07-03  5:13   ` Greg KH
2007-07-03  5:17     ` Yinghai Lu
2007-07-03  5:22       ` Roland Dreier
2007-07-03  5:59       ` Greg KH
2007-07-04  6:12         ` Yinghai Lu

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