From owner-cvs-all Wed Nov 1 11:15:54 2000 Delivered-To: cvs-all@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 6B23937B479; Wed, 1 Nov 2000 11:15:50 -0800 (PST) Received: from laptop.baldwin.cx (john@dhcp241.osd.bsdi.com [204.216.28.241]) by pike.osd.bsdi.com (8.11.0/8.9.3) with ESMTP id eA1JF3f53912; Wed, 1 Nov 2000 11:15:03 -0800 (PST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <200011011840.KAA45927@freefall.freebsd.org> Date: Wed, 01 Nov 2000 11:16:08 -0800 (PST) From: John Baldwin To: John Baldwin Subject: RE: cvs commit: src/sys/alpha/alpha interrupt.c src/sys/alpha/in Cc: cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On 01-Nov-00 John Baldwin wrote: > jhb 2000/11/01 10:40:02 PST > > Modified files: > sys/alpha/alpha interrupt.c > sys/alpha/include intr.h > Log: > - Modify alpha_setup_intr() to take interrupt handler flags as an > additional > argument. These flags include INTR_FAST, INTR_MPSAFE, etc. > - Properly handle INTR_EXCL when it is passed in to allow an interrupt > handler to claim exclusive ownership of an interrupt thread. > - Add support for psuedo-fast interrupts on the alpha. For fast > interrupts, > we don't allocate an interrupt thread; instead, during dispatching of an > interrupt, we run the handler directly instead of scheduling the thread > to run. Note that the handler is currently run without Giant and must be > MP safe. The only fast handler currently is for the sio driver. > > Requested by: dfr I let this be tested by the -alpha list for several days and no one reported it as breaking anything, but I also only had a few reports that it didn't break things, most likely due to the fact that -current on an alpha is largely unstable right now for most alphas. -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message