From owner-cvs-src@FreeBSD.ORG Sat Apr 16 10:10:52 2005 Return-Path: Delivered-To: cvs-src@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B8FDC16A4CE; Sat, 16 Apr 2005 10:10:52 +0000 (GMT) Received: from smtp-vbr15.xs4all.nl (smtp-vbr15.xs4all.nl [194.109.24.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id ED6A743D3F; Sat, 16 Apr 2005 10:10:51 +0000 (GMT) (envelope-from wb@freebie.xs4all.nl) Received: from freebie.xs4all.nl (freebie.xs4all.nl [213.84.32.253]) j3GAAoV5074322; Sat, 16 Apr 2005 12:10:50 +0200 (CEST) (envelope-from wb@freebie.xs4all.nl) Received: from freebie.xs4all.nl (localhost [127.0.0.1]) by freebie.xs4all.nl (8.13.3/8.12.9) with ESMTP id j3GAAoON025944; Sat, 16 Apr 2005 12:10:50 +0200 (CEST) (envelope-from wb@freebie.xs4all.nl) Received: (from wb@localhost) by freebie.xs4all.nl (8.13.3/8.13.1/Submit) id j3GAAoLb025943; Sat, 16 Apr 2005 12:10:50 +0200 (CEST) (envelope-from wb) Date: Sat, 16 Apr 2005 12:10:50 +0200 From: Wilko Bulte To: Pawel Jakub Dawidek Message-ID: <20050416101050.GB25906@freebie.xs4all.nl> References: <200504152145.j3FLj2Oi004736@repoman.freebsd.org> <20050415225249.GL837@darkness.comp.waw.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050415225249.GL837@darkness.comp.waw.pl> X-OS: FreeBSD 4.11-STABLE User-Agent: Mutt/1.5.6i X-Virus-Scanned: by XS4ALL Virus Scanner cc: cvs-src@FreeBSD.ORG cc: src-committers@FreeBSD.ORG cc: cvs-all@FreeBSD.ORG cc: John Baldwin Subject: Re: cvs commit: src/sys/vm vm_pageq.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 16 Apr 2005 10:10:53 -0000 On Sat, Apr 16, 2005 at 12:52:49AM +0200, Pawel Jakub Dawidek wrote.. > On Fri, Apr 15, 2005 at 09:45:02PM +0000, John Baldwin wrote: > +> jhb 2005-04-15 21:45:02 UTC > +> > +> FreeBSD src repository > +> > +> Modified files: > +> sys/vm vm_pageq.c > +> Log: > +> Add a vm.blacklist tunable which can hold a space or comma seperated list > +> of physical addresses. The pages containing these physical addresses will > +> not be added to the free list and thus will effectively be ignored by the > +> VM system. This is mostly useful for the case when one knows of specific > +> physical addresses that have bit errors (such as from a memtest run) so > +> that one can blacklist the bad pages while waiting for the new sticks of > +> RAM to arrive. The physical addresses of any ignored pages are listed in > +> the message buffer as well. > > Nice. Would be good to have it documented somewhere, not sure where... Yeah.. Whats next, background memory scrubber that takes a close look at the ECC hardware ? ;-) -- Wilko Bulte wilko@FreeBSD.org