Date: Wed, 20 Jul 2011 13:52:13 -0400 From: Lowell Gilbert <Lowell@Be-Well.Ilk.Org> To: Lars Eighner <luvbeastie@larseighner.com> Cc: freebsd-questions@freebsd.org Subject: Re: How to add sio to 8.2 ? Message-ID: <44zkk87sc2.fsf@lowell-desk.lan> In-Reply-To: <alpine.BSF.2.00.1107190501001.40820@abbf.onfvpvfc.arg> (Lars Eighner's message of "Tue, 19 Jul 2011 05:04:06 -0500 (CDT)") References: <alpine.BSF.2.00.1107190501001.40820@abbf.onfvpvfc.arg>
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Lars Eighner <luvbeastie@larseighner.com> writes: > I've come to the conclusion that I need sio to be able to use 8.x. > > Can it be as simple as just dropping the code from 7.x into the source > for 8.x and adding a line to the kernel configuration? > > Or would this be fraught with all kinds of deep traps? It might work, but it would certainly be bad for performance on multiprocessor systems. I think the Giant lock is still around, just not used. If it's actually been excised from the code, then you have no chance at all.
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