From owner-freebsd-hackers@FreeBSD.ORG Wed Dec 17 10:48:12 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CB67C106564A; Wed, 17 Dec 2008 10:48:12 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from yw-out-2324.google.com (yw-out-2324.google.com [74.125.46.31]) by mx1.freebsd.org (Postfix) with ESMTP id 712B98FC1E; Wed, 17 Dec 2008 10:48:12 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: by yw-out-2324.google.com with SMTP id 9so2255857ywe.13 for ; Wed, 17 Dec 2008 02:48:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=qoFirAPyuhSNLngGl6+EVcQRUDxbcu7qJm5QjHaTVDM=; b=m0S51Qv7r4w7Wg/DWJjJIuFtUtfbEgS1dfLhK4kukhojJ5SAFeHzPluoKaA0HsIYJZ wkl89LW6bgN1/0WIm3KtStNjgHzeLxGFXKfrvtD2KaeJVGdRJDJ4DMnQdJed+DIaKoe+ fwlGhNmU9YezE+hT9jGCGSM8QZoaeODmi4yIo= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=Mz2wUY9Pma0P0+3sLQg5iNCOaKA3w7K195Af5nYtJSmy5QrESCd5pljOByo6jQzB2M 4fvoBWp9QOjk/80XgG64ENIAC/t4yfjja+1Nv/ULQfu+O9bUJis3CY9KByhl1e1EifdF EH5lJTEbx/nXNf95AMb9pRMp5QHOy15y2TsWo= Received: by 10.90.119.20 with SMTP id r20mr266945agc.49.1229510891637; Wed, 17 Dec 2008 02:48:11 -0800 (PST) Received: by 10.90.91.14 with HTTP; Wed, 17 Dec 2008 02:48:11 -0800 (PST) Message-ID: Date: Wed, 17 Dec 2008 13:48:11 +0300 From: pluknet To: "Kostik Belousov" In-Reply-To: <20081216134035.GU2038@deviant.kiev.zoral.com.ua> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20081216134035.GU2038@deviant.kiev.zoral.com.ua> Cc: freebsd-hackers@freebsd.org, jb@freebsd.org Subject: Re: PRINTF_BUFR_SIZE in freebsd6 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Dec 2008 10:48:12 -0000 2008/12/16 Kostik Belousov : > On Tue, Dec 16, 2008 at 03:23:28PM +0300, pluknet wrote: >> Hi. >> >> Could the PRINTF_BUFR_SIZE option be safely merged into RELENG_6 without >> merging a possible underlining infrastructure and breaking something else? >> I want to use it in my custom freebsd6 because I see "interspersed strings >> written from different CPUs at the same time": >> >> uuusseseerrvmrem: vlmivmeimtme :e mx:ceed eldi bly 2i89m68m (iihttt t >> pde) eaxtx cfcorke1 22e3e >> deded ebyd by28 296898 68(h t(tpdh) att ftorkp1 22d3 >> ) at fork1 223 >> >> I'm talking about only merging kern/subr_prf.c 1.126, 1.128, 1.129. >> >> Thanks. > > I did a backport of the option some time ago, see > http://people.freebsd.org/~kib/misc/releng_6_printf_bufr.3.patch > Thank you! 6.3 system panics (many page faults, one after another) early at boot without the option, and boots with it in the QEMU environment. Next step to test it on a real (and SMPable) hardware. -- wbr, pluknet