Date: Wed, 05 Jul 2000 10:57:58 -0600 From: Chuck Paterson <cp@bsdi.com> Cc: Matthew Dillon <dillon@apollo.backplane.com>, Greg Lehey <grog@lemis.com>, David Greenman <dg@root.com>, freebsd-smp@freebsd.org Subject: Re: SMP progress (was: Stepping on Toes) Message-ID: <200007051657.KAA14847@berserker.bsdi.com>
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} } } I believe ipending wants to go away totally. It really }isn't meaningful in the thread environment and the locked operations }needed to support it once multiple processor are running }in the kernel are more expensive the sti, cli. } }Chuck } I should have said that it is the locked operations needed to supports the masks is the really expensive part, not ipending itself. Also with the spin locks we want to mask interrupts to a particular processor not all processors. Chuck To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
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