From owner-cvs-all Fri Nov 1 16: 5:18 2002 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7E12237B401; Fri, 1 Nov 2002 16:05:17 -0800 (PST) Received: from duke.cs.duke.edu (duke.cs.duke.edu [152.3.140.1]) by mx1.FreeBSD.org (Postfix) with ESMTP id BB1D543E7B; Fri, 1 Nov 2002 16:05:16 -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 TAA06488; Fri, 1 Nov 2002 19:05:16 -0500 (EST) Received: (from gallatin@localhost) by grasshopper.cs.duke.edu (8.11.6/8.9.1) id gA204kH27400; Fri, 1 Nov 2002 19:04:46 -0500 (EST) (envelope-from gallatin@cs.duke.edu) Date: Fri, 1 Nov 2002 19:04:46 -0500 From: Andrew Gallatin To: Jeff Roberson Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/alpha/alpha pmap.c src/sys/alpha/include vmparam.h Message-ID: <20021101190445.A27378@grasshopper.cs.duke.edu> References: <200211010334.gA13YpRA051603@repoman.freebsd.org> <20021031224241.C35554-100000@mail.chesapeake.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20021031224241.C35554-100000@mail.chesapeake.net>; from jroberson@chesapeake.net on Thu, Oct 31, 2002 at 10:43:36PM -0500 X-Operating-System: FreeBSD 4.4-RELEASE on an i386 Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Jeff Roberson [jroberson@chesapeake.net] wrote: > On Thu, 31 Oct 2002, Jeff Roberson wrote: > > > jeff 2002/10/31 19:34:51 PST > > > > Modified files: > > sys/alpha/alpha pmap.c > > sys/alpha/include vmparam.h > > Log: > > - Enable the use of UMA_MD_PAGE_ALLOC on alpha. > > - Define uma_small_alloc and uma_small_free using K0SEG for virtual > > addresses. > > > > Approved by: re > > > > This yields about a 3% decrease in kernel times for buildworld. It's about 1% on my xp1000. Are you testing on an SMP? I can see how this would really help for an SMP.. I'll bet this saves a lot of IPIs. Drew To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message