From owner-freebsd-hackers Mon Dec 10 22:29:41 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from falcon.prod.itd.earthlink.net (falcon.mail.pas.earthlink.net [207.217.120.74]) by hub.freebsd.org (Postfix) with ESMTP id 3BCD037B405; Mon, 10 Dec 2001 22:29:38 -0800 (PST) Received: from pool0031.cvx40-bradley.dialup.earthlink.net ([216.244.42.31] helo=mindspring.com) by falcon.prod.itd.earthlink.net with esmtp (Exim 3.33 #1) id 16DgQ5-0001LT-00; Mon, 10 Dec 2001 22:29:37 -0800 Message-ID: <3C15A7D9.236B2E4E@mindspring.com> Date: Mon, 10 Dec 2001 22:29:45 -0800 From: Terry Lambert X-Mailer: Mozilla 4.7 [en]C-CCK-MCD {Sony} (Win98; U) X-Accept-Language: en MIME-Version: 1.0 To: Mike Smith Cc: Danny Braniss , freebsd-hackers@FreeBSD.ORG Subject: Re: irq References: <200112101752.fBAHqMV01179@mass.dis.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Mike Smith wrote: > Er, you don't seem to understand how PCI interrupts work. > > You must (for now) pass RF_SHAREABLE in; eventually the PCI code will > stick it there for you anyway. All PCI interrupts are shareable; you > can't "ask" for an unshared vector; you get the one you're given, and you > should be thankful for that much. Lots of people are going without these > days. 8( I've considered the issue of getting network cards onto their own IRQs, and then handling them on different CPUs, for some performance sensitive applications. It's a reasonable thing to want, though the current answer is "you get what you are assigned, and if you want something else, then move the cards around until you are happy". -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message