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Date:	Tue, 3 Jul 2007 09:12:39 +0200
From:	Oliver Neukum <>
To:	Greg KH <>
	Yinghai Lu <>,
	Linux Kernel Mailing List <>,
	Andrew Morton <>,
	Andi Kleen <>
Subject: Re: [linux-usb-devel] [PATCH 3/4] usb: allocated usb releated dma buffer with?kmalloc_node

Am Dienstag, 3. Juli 2007 schrieb Greg KH:
> > > Ok, so two drivers might need this, but not the whole usb core, right?
> > 
> > If those two drivers need the extended allocator, why not use it where
> > it is beneficial, even if the benefit is small?
> What is the benefit?  Speed isn't an issue here, so what is?

Speed is always an issue. Every cycle used in the kernel is lost to
user space.


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