From nobody Fri Oct 08 06:10:53 2021 X-Original-To: dev-commits-src-branches@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 3145A12D37E7; Fri, 8 Oct 2021 06:11:04 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4HQd9K6j7Kz3LPv; Fri, 8 Oct 2021 06:11:01 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 1626D21BF2; Fri, 8 Oct 2021 06:10:54 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 1986AreO007331; Fri, 8 Oct 2021 06:10:53 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 1986ArRm007330; Fri, 8 Oct 2021 06:10:53 GMT (envelope-from git) Date: Fri, 8 Oct 2021 06:10:53 GMT Message-Id: <202110080610.1986ArRm007330@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Kyle Evans Subject: git: af3c16f3421e - stable/12 - loader: can not read zfs pool with slog removed List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-branches@freebsd.org X-BeenThere: dev-commits-src-branches@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kevans X-Git-Repository: src X-Git-Refname: refs/heads/stable/12 X-Git-Reftype: branch X-Git-Commit: af3c16f3421e36a5f97cabcbb23efa51505622c2 Auto-Submitted: auto-generated X-ThisMailContainsUnwantedMimeParts: N The branch stable/12 has been updated by kevans: URL: https://cgit.FreeBSD.org/src/commit/?id=af3c16f3421e36a5f97cabcbb23efa51505622c2 commit af3c16f3421e36a5f97cabcbb23efa51505622c2 Author: Toomas Soome AuthorDate: 2020-06-26 21:21:35 +0000 Commit: Kyle Evans CommitDate: 2021-10-08 05:24:26 +0000 loader: can not read zfs pool with slog removed The vdev_init() does check for "known" vdev types, the [log] device removal will create "hole" device, but vdev_init() does not allow it. (cherry picked from commit b93b14dc756861d543249f3d04b80809055fdd61) --- stand/libsa/zfs/zfsimpl.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/stand/libsa/zfs/zfsimpl.c b/stand/libsa/zfs/zfsimpl.c index a33d2bdf8db6..fe04d3b1db21 100644 --- a/stand/libsa/zfs/zfsimpl.c +++ b/stand/libsa/zfs/zfsimpl.c @@ -766,6 +766,13 @@ vdev_disk_read(vdev_t *vdev, const blkptr_t *bp, void *buf, offset + VDEV_LABEL_START_SIZE, bytes)); } +static int +vdev_missing_read(vdev_t *vdev __unused, const blkptr_t *bp __unused, + void *buf __unused, off_t offset __unused, size_t bytes __unused) +{ + + return (ENOTSUP); +} static int vdev_mirror_read(vdev_t *vdev, const blkptr_t *bp, void *buf, @@ -904,9 +911,10 @@ vdev_init(uint64_t guid, const nvlist_t *nvlist, vdev_t **vdevp) #endif memcmp(type, VDEV_TYPE_RAIDZ, len) != 0 && memcmp(type, VDEV_TYPE_INDIRECT, len) != 0 && - memcmp(type, VDEV_TYPE_REPLACING, len) != 0) { + memcmp(type, VDEV_TYPE_REPLACING, len) != 0 && + memcmp(type, VDEV_TYPE_HOLE, len) != 0) { printf("ZFS: can only boot from disk, mirror, raidz1, " - "raidz2 and raidz3 vdevs\n"); + "raidz2 and raidz3 vdevs, got: %.*s\n", len, type); return (EIO); } @@ -937,6 +945,8 @@ vdev_init(uint64_t guid, const nvlist_t *nvlist, vdev_t **vdevp) DATA_TYPE_UINT64, NULL, &vic->vic_prev_indirect_vdev, NULL); } + } else if (memcmp(type, VDEV_TYPE_HOLE, len) == 0) { + vdev = vdev_create(guid, vdev_missing_read); } else { vdev = vdev_create(guid, vdev_disk_read); }