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Open Source and information security mailing list archives
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Date: Sat, 28 Apr 2007 22:31:37 +0200 From: Thomas Gleixner <tglx@...utronix.de> To: Alan Cox <alan@...rguk.ukuu.org.uk> Cc: Hans-Jürgen Koch <hjk@...utronix.de>, Bill Davidsen <davidsen@....com>, Greg KH <gregkh@...e.de>, Linus Torvalds <torvalds@...l.org>, Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org, Benedikt Spranger <b.spranger@...utronix.de> Subject: Re: [GIT PATCH] UIO patches for 2.6.21 On Sat, 2007-04-28 at 21:15 +0100, Alan Cox wrote: > > > I have a political question, if I have a user space driver, is my kernel > > > tainted or not? > > > > Surely not. By using the kernel's userspace interface, you create no > > "derived work" of the kernel. See COPYING in the root directory of the > > kernel sources for details. > > That only covers normal system calls - but I don't think thats what is > relevant, taints are for debug assistance not politics. > > I think we should have a taint flag for UIO type drivers. Not for any > licensing or political reason but for the simple fact it means that there > may be other complexities to debugging - and not the same one as a binary > module. Probably we want the same marker for mmap /dev/mem too. I agree, if we make it entirely clear that the flag is nonpolitical. tglx - 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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