From owner-svn-src-head@FreeBSD.ORG Thu Mar 21 18:14:53 2013 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 2FA697BC; Thu, 21 Mar 2013 18:14:53 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) by mx1.freebsd.org (Postfix) with ESMTP id B39ED1A1; Thu, 21 Mar 2013 18:14:52 +0000 (UTC) Received: from tom.home (kostik@localhost [127.0.0.1]) by kib.kiev.ua (8.14.6/8.14.6) with ESMTP id r2LIEmZh020742; Thu, 21 Mar 2013 20:14:48 +0200 (EET) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.8.0 kib.kiev.ua r2LIEmZh020742 Received: (from kostik@localhost) by tom.home (8.14.6/8.14.6/Submit) id r2LIEmGP020741; Thu, 21 Mar 2013 20:14:48 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Thu, 21 Mar 2013 20:14:48 +0200 From: Konstantin Belousov To: Pawel Jakub Dawidek Subject: Re: svn commit: r248519 - in head/sys/cam: . ata scsi Message-ID: <20130321181448.GY3794@kib.kiev.ua> References: <201303191501.r2JF1pE9028455@svn.freebsd.org> <20130321163044.GD1347@garage.freebsd.pl> <20130321164521.GE1347@garage.freebsd.pl> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="fpyvi3H06m9AN3en" Content-Disposition: inline In-Reply-To: <20130321164521.GE1347@garage.freebsd.pl> User-Agent: Mutt/1.5.21 (2010-09-15) X-Spam-Status: No, score=-2.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FROM,NML_ADSP_CUSTOM_MED autolearn=no version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on tom.home Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Mar 2013 18:14:53 -0000 --fpyvi3H06m9AN3en Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Mar 21, 2013 at 05:45:22PM +0100, Pawel Jakub Dawidek wrote: > On Thu, Mar 21, 2013 at 05:30:44PM +0100, Pawel Jakub Dawidek wrote: > > On Tue, Mar 19, 2013 at 03:01:51PM +0000, Konstantin Belousov wrote: > > > Author: kib > > > Date: Tue Mar 19 15:01:50 2013 > > > New Revision: 248519 > > > URL: http://svnweb.freebsd.org/changeset/base/248519 > > >=20 > > > Log: > > > Support unmapped i/o for the md(4). > > > =20 > > > The vnode-backed md(4) has to map the unmapped bio because VOP_READ= () > > > and VOP_WRITE() interfaces do not allow to pass unmapped requests to > > > the filesystem. Vnode-backed md(4) uses pbufs instead of relying on > > > the bio_transient_map, to avoid usual md deadlock. > > > =20 > > > Sponsored by: The FreeBSD Foundation > > > Tested by: pho, scottl > >=20 > > This commit message belongs to r248518. >=20 > I saw you did force commit to head/sys/cam/cam_ccb.h with proper > message. BTW. Not sure if you know, but it is possible to do forced > commits without changing anything. Yes, I know, and this is a hack. Also, the output of svn log=20 for such commit is confusing. --fpyvi3H06m9AN3en Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iQIcBAEBAgAGBQJRS04YAAoJEJDCuSvBvK1B2DEP/jtk7nVxAcU3PZTqItDDG8h8 ukkrdOBQ3WYrkvPpAfLaKkOt5NwKUonhXo8IZhb1XedvpR5uVRLmPBvh15F9MDP/ wfm4t1rre/Vh1izlKVFswBbCD1yiE6j7HT3L9LWGSvBwJqms4Bn09kS6RwqYhRjk F+3Pt4/372O+36UFlij2Yb6+J7QIBrJ7jXBwx6aZDViMZId0GFLt9Ro/DOV01RQH zB/NmLSZXZquq0dRF/69uX5+wtYaXyx9kOJOk49hnK7vL2D2bi/zhUxDKnIAbhUz 4fOYYW6cTxwWsGGLdP1sJhPysC5M7FmDHJuMdkYzNC0O/cgWsRQvPnA3yoSdKFpw 25MJ/Tp9NMC/XBQ5ArX8wMOErgbRQT5Yt4WOAXpTwptmlwT6OQRTnUJk/7KLeICO 51hk6MFrN6eYmfrqVv9FDR4No5gDaRF/X5TXLarbTMbMP2VSCWIVqA63lrMaOwbh PPIfOgMlB+Dqqa3F9+puqHz0pekd67Iumb7i31RTyzlgDh/Li+4E3i06Rx9gub3X lf7xm+HaZLkNfgh5d3ztf6PRj6apJqh7qoGwSSVs/3R5kVAABRyLuMA7L5nk2Ati zmvbXF7RLtl2ai0kzSzSH3Q/nkKhRN11cyB/oNayp3zp+dZ7bS8JSGHUn7aCu+rh 8tscoTnr9gaphUisPbPg =kTxN -----END PGP SIGNATURE----- --fpyvi3H06m9AN3en--