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Date: Thu, 23 Feb 2012 16:01:56 -0500 From: Jidong Xiao <jidong.xiao@...il.com> To: david@...g.hm Cc: Cong Wang <xiyou.wangcong@...il.com>, Kernel development list <linux-kernel@...r.kernel.org> Subject: Re: Can we move device drivers into user-space? On Thu, Feb 23, 2012 at 3:48 PM, <david@...g.hm> wrote: > On Thu, 23 Feb 2012, Jidong Xiao wrote: > >>> >>> At least UIO drivers are already in Linux kernel, see drivers/uio/. >>> >> >> Oh, so does it make sense to move existing device drivers into user >> space? For example, move most of the stuff located under drivers/usb >> into user-space? > > > Why would you want to? What advantage are you looking to gain from all the > effort? > Since device drivers are a significant source of bugs in OS. Moving them to user space can reduce the impact of these bugs. Otherwise, why UIO, or drivers/uio, is accepted by mainstream Linux kernel. -Jidong -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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