From owner-freebsd-hackers Thu Oct 28 21:56:22 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from lestat.nas.nasa.gov (lestat.nas.nasa.gov [129.99.33.127]) by hub.freebsd.org (Postfix) with ESMTP id 51ED214C20; Thu, 28 Oct 1999 21:56:20 -0700 (PDT) (envelope-from thorpej@lestat.nas.nasa.gov) Received: from lestat (localhost [127.0.0.1]) by lestat.nas.nasa.gov (8.8.8/8.6.12) with ESMTP id VAA10430; Thu, 28 Oct 1999 21:56:05 -0700 (PDT) Message-Id: <199910290456.VAA10430@lestat.nas.nasa.gov> To: Andrew Gallatin Cc: dfr@nlsystems.com, freebsd-hackers@FreeBSD.ORG, freebsd-alpha@FreeBSD.ORG Subject: Re: ip forwarding broken on alpha Reply-To: Jason Thorpe From: Jason Thorpe Date: Thu, 28 Oct 1999 21:56:04 -0700 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, 28 Oct 1999 21:32:51 -0400 (EDT) Andrew Gallatin wrote: > exception_return & skipped the ipl lowering & the check for an ast > since I don't think you're ever going to need to check for an ast > after an interrupt. Nonsense. ASTs are a key part of process scheduling, and I'd bet that you run into strange scheduling behaviour if you don't deal with ASTs after e.g. clock interrupts. -- Jason R. Thorpe To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message