From owner-freebsd-ia64 Fri Mar 2 12:43:28 2001 Delivered-To: freebsd-ia64@freebsd.org Received: from duke.cs.duke.edu (duke.cs.duke.edu [152.3.140.1]) by hub.freebsd.org (Postfix) with ESMTP id 089DE37B719; Fri, 2 Mar 2001 12:43:25 -0800 (PST) (envelope-from gallatin@cs.duke.edu) Received: from grasshopper.cs.duke.edu (grasshopper.cs.duke.edu [152.3.145.30]) by duke.cs.duke.edu (8.9.3/8.9.3) with ESMTP id PAA29825; Fri, 2 Mar 2001 15:43:20 -0500 (EST) Received: (from gallatin@localhost) by grasshopper.cs.duke.edu (8.11.2/8.9.1) id f22Kgo807839; Fri, 2 Mar 2001 15:42:50 -0500 (EST) (envelope-from gallatin@cs.duke.edu) From: Andrew Gallatin MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15008.1482.524485.786926@grasshopper.cs.duke.edu> Date: Fri, 2 Mar 2001 15:42:50 -0500 (EST) To: Doug Rabson Cc: John Baldwin , Subject: Re: Grrrr.. In-Reply-To: References: X-Mailer: VM 6.75 under 21.1 (patch 12) "Channel Islands" XEmacs Lucid Sender: owner-freebsd-ia64@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Doug Rabson writes: > > I remember now. I always intended to redo pmap_map() via the direct-mapped > segments. This saves kernel virtual address space (of which there is > plenty) but more importantly saves TLB entries and on ia64 VHTP entries. I > just hacked up this patch which isn't tested on anything but I think its > on the right lines. Beware of conflicts - Drew Gallatin is working in this > area. > I'm done now (and your latest patch at the top of this thread incorporates my committed changes). I really like using the direct-mapped segment for this. Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-ia64" in the body of the message