Date: Tue, 13 Feb 2007 07:22:52 -0800 From: "Kevin Oberman" <oberman@es.net> To: Craig Rodrigues <rodrigc@FreeBSD.org> Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/fs/unionfs union.h union_subr.c union_vfsops.c union_vnops.c src/sbin/mount_unionfs Makefile mount_unionfs.8 mount_unionfs.c Message-ID: <20070213152252.0E7CB4507B@ptavv.es.net> In-Reply-To: Your message of "Tue, 13 Feb 2007 05:56:43 GMT." <200702130556.l1D5uhtu032634@repoman.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
--==_Exmh_1171380172_96795P Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > From: Craig Rodrigues <rodrigc@FreeBSD.org> > Date: Tue, 13 Feb 2007 05:56:43 +0000 (UTC) > Sender: owner-cvs-all@freebsd.org > > rodrigc 2007-02-13 05:56:43 UTC > > FreeBSD src repository > > Modified files: (Branch: RELENG_6) > sys/fs/unionfs union.h union_subr.c union_vfsops.c > union_vnops.c > sbin/mount_unionfs Makefile mount_unionfs.8 mount_unionfs.c > Log: > MFC: New unionfs implementation from Daichi GOTO and Masanori OZAWA, > which fixes many locking and crashing problems in the previous > implementation. kib@ helped a lot by eliminating a source > of deadlocks encountered with unionfs with these commits: > rev. 1.50 of src/sys/fs/deadfs/dead_vnops.c > rev. 1.97 of src/sys/kern/vfs_lookup.c > Submitted by: daichi, Masanori OZAWA <ozawa ongs co jp> > > Revision Changes Path > 1.12.8.1 +1 -1 src/sbin/mount_unionfs/Makefile > 1.20.2.1 +198 -25 src/sbin/mount_unionfs/mount_unionfs.8 > 1.24.2.1 +108 -74 src/sbin/mount_unionfs/mount_unionfs.c > 1.31.2.1 +88 -94 src/sys/fs/unionfs/union.h > 1.86.2.1 +937 -1080 src/sys/fs/unionfs/union_subr.c > 1.76.2.2 +398 -334 src/sys/fs/unionfs/union_vfsops.c > 1.132.2.1 +1879 -1607 src/sys/fs/unionfs/union_vnops.c Thanks for MFCing this work and to the authors who put all the work into actually making unionfs work as it should. As a regular user of unionfs (at this moment /etc is a unionfs on the system from which I am sending this), it's great that I can worry less about blowing off my foot if I am not VERY careful what operations I do with the unionfs filesystem. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: oberman@es.net Phone: +1 510 486-8634 Key fingerprint:059B 2DDF 031C 9BA3 14A4 EADA 927D EBB3 987B 3751 --==_Exmh_1171380172_96795P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) Comment: Exmh version 2.5 06/03/2002 iD8DBQFF0dfMkn3rs5h7N1ERAuEeAJ9lF0gJ7Vyp2bYE0TxAF9Pekc/q0wCeJz3Y rgOiiy6hzqtFe3dKuBc/57I= =V1o/ -----END PGP SIGNATURE----- --==_Exmh_1171380172_96795P--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20070213152252.0E7CB4507B>