From owner-freebsd-current@FreeBSD.ORG Tue Jun 28 09:38:04 2011 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E013F106566B; Tue, 28 Jun 2011 09:38:04 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (mx0.zoral.com.ua [91.193.166.200]) by mx1.freebsd.org (Postfix) with ESMTP id 44B2F8FC0C; Tue, 28 Jun 2011 09:38:03 +0000 (UTC) Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id p5S9c0sB009762 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 28 Jun 2011 12:38:00 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.4/8.14.4) with ESMTP id p5S9bx5T034339; Tue, 28 Jun 2011 12:37:59 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.4/8.14.4/Submit) id p5S9bxSh034338; Tue, 28 Jun 2011 12:37:59 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Tue, 28 Jun 2011 12:37:59 +0300 From: Kostik Belousov To: obrien@freebsd.org, freebsd-current@freebsd.org Message-ID: <20110628093759.GH48734@deviant.kiev.zoral.com.ua> References: <20110623163109.GA508@dragon.NUXI.org> <20110623202153.GS48734@deviant.kiev.zoral.com.ua> <20110627174207.GA99971@dragon.NUXI.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="tCg73T+C/jTUGm03" Content-Disposition: inline In-Reply-To: <20110627174207.GA99971@dragon.NUXI.org> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: clamav-milter 0.95.2 at skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-3.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00, DNS_FROM_OPENWHOIS autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua Cc: Subject: Re: Thoughts on TMPFS no longer being considered "highly experimental" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Jun 2011 09:38:05 -0000 --tCg73T+C/jTUGm03 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jun 27, 2011 at 10:42:07AM -0700, David O'Brien wrote: > Hi KIB, > Thanks for the list of issues you know about -- I don't believe we have > PRs covering those. >=20 >=20 > On Thu, Jun 23, 2011 at 11:21:53PM +0300, Kostik Belousov wrote: > > - I believe Peter Holm has more test cases that fails with tmpfs. He > > would have more details. I somewhat remember some panic on execve(2) the > > binary located on tmpfs. >=20 > I've been following the patches you've been passing to Peter Holm as part > of this thread. Seems good progress has been made in fixing some of the > issues. >=20 >=20 > > Removing the warning will not make the issues coming away. >=20 > Quite true, but is there any other subsystem where we know we have bugs > and have put up such a scary warning? >=20 > I've never used ZFS on i386, but I understand it is trivial to panic > with out-of-the-box settings. We don't print a dire warning for ZFS > usage on 32-bit platforms. So I'm not sure we should keep it for TMPFS. >=20 > I cannot tell from your response if you're OK or against removing > the warning. [especially if your patches pass the Peter Holm test > and remove some of the bugs] If anything, the removal of the said warning would reduce the kernel text size. Probably, it should be moved to the man page, which already has similar, but not that strong, wording. --tCg73T+C/jTUGm03 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (FreeBSD) iEYEARECAAYFAk4JoPcACgkQC3+MBN1Mb4jZbgCfRPXd7uPMqlpSg/x/SgSG5evJ 6kYAoOomggMYCwSJiS1B8F2udPFk0el+ =Z1cq -----END PGP SIGNATURE----- --tCg73T+C/jTUGm03--