From nobody Fri Oct 08 06:10:58 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 1D2DC12D3ADC; Fri, 8 Oct 2021 06:11:11 +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 4HQd9S1sWJz3LTj; Fri, 8 Oct 2021 06:11:08 +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 AC10821BF5; Fri, 8 Oct 2021 06:10:58 +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 1986AwoV007427; Fri, 8 Oct 2021 06:10:58 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 1986Aw0Q007426; Fri, 8 Oct 2021 06:10:58 GMT (envelope-from git) Date: Fri, 8 Oct 2021 06:10:58 GMT Message-Id: <202110080610.1986Aw0Q007426@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: 1f4366669ce1 - stable/12 - loader: setting vdev size based on label asize is not working 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: 1f4366669ce1e6e9a750a90ff35a639e770a7521 Auto-Submitted: auto-generated X-ThisMailContainsUnwantedMimeParts: N The branch stable/12 has been updated by kevans: URL: https://cgit.FreeBSD.org/src/commit/?id=1f4366669ce1e6e9a750a90ff35a639e770a7521 commit 1f4366669ce1e6e9a750a90ff35a639e770a7521 Author: Toomas Soome AuthorDate: 2020-07-09 13:19:00 +0000 Commit: Kyle Evans CommitDate: 2021-10-08 05:24:26 +0000 loader: setting vdev size based on label asize is not working Because we need to read asize from vdev_tree. We also need to consider different vdev type difference. (cherry picked from commit 1a4b982e1e22dc0bbcddbff082ee16abb2874871) --- stand/libsa/zfs/zfsimpl.c | 58 +++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 54 insertions(+), 4 deletions(-) diff --git a/stand/libsa/zfs/zfsimpl.c b/stand/libsa/zfs/zfsimpl.c index 8f299a0a3baf..b8b06fd862d1 100644 --- a/stand/libsa/zfs/zfsimpl.c +++ b/stand/libsa/zfs/zfsimpl.c @@ -1582,6 +1582,57 @@ vdev_label_read(vdev_t *vd, int l, void *buf, uint64_t offset, return (vdev_read_phys(vd, &bp, buf, off, size)); } +static uint64_t +vdev_get_label_asize(nvlist_t *nvl) +{ + nvlist_t *vdevs; + uint64_t asize; + const char *type; + int len; + + asize = 0; + /* Get vdev tree */ + if (nvlist_find(nvl, ZPOOL_CONFIG_VDEV_TREE, DATA_TYPE_NVLIST, + NULL, &vdevs, NULL) != 0) + return (asize); + + /* + * Get vdev type. We will calculate asize for raidz, mirror and disk. + * For raidz, the asize is raw size of all children. + */ + if (nvlist_find(vdevs, ZPOOL_CONFIG_TYPE, DATA_TYPE_STRING, + NULL, &type, &len) != 0) + goto done; + + if (memcmp(type, VDEV_TYPE_MIRROR, len) != 0 && + memcmp(type, VDEV_TYPE_DISK, len) != 0 && + memcmp(type, VDEV_TYPE_RAIDZ, len) != 0) + goto done; + + if (nvlist_find(vdevs, ZPOOL_CONFIG_ASIZE, DATA_TYPE_UINT64, + NULL, &asize, NULL) != 0) + goto done; + + if (memcmp(type, VDEV_TYPE_RAIDZ, len) == 0) { + nvlist_t *kids; + int nkids; + + if (nvlist_find(vdevs, ZPOOL_CONFIG_CHILDREN, + DATA_TYPE_NVLIST_ARRAY, &nkids, &kids, NULL) != 0) { + asize = 0; + goto done; + } + + asize /= nkids; + nvlist_destroy(kids); + } + + asize += VDEV_LABEL_START_SIZE + VDEV_LABEL_END_SIZE; +done: + nvlist_destroy(vdevs); + return (asize); +} + static nvlist_t * vdev_label_read_config(vdev_t *vd, uint64_t txg) { @@ -1627,10 +1678,9 @@ vdev_label_read_config(vdev_t *vd, uint64_t txg) * Use asize from pool config. We need this * because we can get bad value from BIOS. */ - if (nvlist_find(nvl, ZPOOL_CONFIG_ASIZE, - DATA_TYPE_UINT64, NULL, &asize, NULL) == 0) { - vd->v_psize = asize + - VDEV_LABEL_START_SIZE + VDEV_LABEL_END_SIZE; + asize = vdev_get_label_asize(nvl); + if (asize != 0) { + vd->v_psize = asize; } } nvlist_destroy(tmp);