Date: Wed, 18 Jun 2003 14:48:42 -0700 From: walt <wa1ter@myrealbox.com> To: freebsd-current@freebsd.org Subject: Re: Proof of concept patch for device rearrangement Message-ID: <3EF0DE3A.5040605@myrealbox.com> In-Reply-To: <43720.1055971536@critter.freebsd.dk> References: <43720.1055971536@critter.freebsd.dk>
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Poul-Henning Kamp wrote: > I have uploaded a proof of concept patch: > > http://phk.freebsd.dk/patch/fd_dev.patch > ...And with this code enabled, it is possible to go from userland to > device driver without touching Giant underway. I'm sorry, I can't parse that last sentence. Could you explain in 25 words or less (or 3 lines of code) what it means? 'Giant' is the lock that Alan is trying to get rid of? Thanks!
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