From owner-svn-src-vendor@freebsd.org Fri Sep 22 08:15:36 2017 Return-Path: Delivered-To: svn-src-vendor@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id ED9BCE1DD5B; Fri, 22 Sep 2017 08:15:36 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id BAF0E83A75; Fri, 22 Sep 2017 08:15:36 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v8M8FZ6m021975; Fri, 22 Sep 2017 08:15:35 GMT (envelope-from avg@FreeBSD.org) Received: (from avg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v8M8FZb7021974; Fri, 22 Sep 2017 08:15:35 GMT (envelope-from avg@FreeBSD.org) Message-Id: <201709220815.v8M8FZb7021974@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: avg set sender to avg@FreeBSD.org using -f From: Andriy Gapon Date: Fri, 22 Sep 2017 08:15:35 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r323912 - vendor-sys/illumos/dist/uts/common/fs/zfs vendor-sys/illumos/dist/uts/common/fs/zfs/sys vendor/illumos/dist/man/man1m X-SVN-Group: vendor X-SVN-Commit-Author: avg X-SVN-Commit-Paths: vendor-sys/illumos/dist/uts/common/fs/zfs vendor-sys/illumos/dist/uts/common/fs/zfs/sys vendor/illumos/dist/man/man1m X-SVN-Commit-Revision: 323912 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-vendor@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the vendor work area tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Sep 2017 08:15:37 -0000 Author: avg Date: Fri Sep 22 08:15:35 2017 New Revision: 323912 URL: https://svnweb.freebsd.org/changeset/base/323912 Log: 8592 ZFS channel programs - rollback illumos/illumos-gate@000cce6b6fad4a8b0eecef6e1251f6aca1719c55 https://github.com/illumos/illumos-gate/commit/000cce6b6fad4a8b0eecef6e1251f6aca1719c55 https://www.illumos.org/issues/8592 ZFS channel programs should be able to perform a rollback. This logic will probably look pretty similar to zfs.sync.destroy(). Reviewed by: Chris Williamson Reviewed by: Matthew Ahrens Approved by: Robert Mustacchi Author: Brad Lewis Modified: vendor/illumos/dist/man/man1m/zfs-program.1m Changes in other areas also in this revision: Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/dsl_dataset.c vendor-sys/illumos/dist/uts/common/fs/zfs/sys/dsl_dataset.h vendor-sys/illumos/dist/uts/common/fs/zfs/zcp_synctask.c Modified: vendor/illumos/dist/man/man1m/zfs-program.1m ============================================================================== --- vendor/illumos/dist/man/man1m/zfs-program.1m Fri Sep 22 08:13:09 2017 (r323911) +++ vendor/illumos/dist/man/man1m/zfs-program.1m Fri Sep 22 08:15:35 2017 (r323912) @@ -8,7 +8,7 @@ .\" http://www.illumos.org/license/CDDL. .\" .\" -.\" Copyright (c) 2016 by Delphix. All Rights Reserved. +.\" Copyright (c) 2016, 2017 by Delphix. All rights reserved. .\" .Dd January 21, 2016 .Dt ZFS-PROGRAM 1M @@ -361,6 +361,17 @@ dataset (string) .Bd -ragged -compact -offset "xxxx" Clone to be promoted. .Ed +.It Em zfs.sync.rollback(filesystem) +Rollback to the previous snapshot for a dataset. +Returns 0 on successful rollback, or a nonzero error code otherwise. +Rollbacks can be performed on filesystems or zvols, but not on snapshots +or mounted datasets. +EBUSY is returned in the case where the filesystem is mounted. +.Pp +filesystem (string) +.Bd -ragged -compact -offset "xxxx" +Filesystem to rollback. +.Ed .El .It Sy zfs.check submodule For each function in the zfs.sync submodule, there is a corresponding zfs.check @@ -380,6 +391,7 @@ The available zfs.check functions are: .Bl -tag -width "xx" .It Em zfs.check.destroy(dataset, [defer=true|false]) .It Em zfs.check.promote(dataset) +.It Em zfs.check.rollback(filesystem) .El .It Sy zfs.list submodule The zfs.list submodule provides functions for iterating over datasets and