From owner-svn-src-stable-12@freebsd.org Wed Feb 27 17:00:15 2019 Return-Path: Delivered-To: svn-src-stable-12@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 29BE81522273; Wed, 27 Feb 2019 17:00:15 +0000 (UTC) (envelope-from kevans@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) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C3EF7863C1; Wed, 27 Feb 2019 17:00:14 +0000 (UTC) (envelope-from kevans@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 mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id B65C91F9F3; Wed, 27 Feb 2019 17:00:14 +0000 (UTC) (envelope-from kevans@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x1RH0Em7093062; Wed, 27 Feb 2019 17:00:14 GMT (envelope-from kevans@FreeBSD.org) Received: (from kevans@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x1RH0E6c093061; Wed, 27 Feb 2019 17:00:14 GMT (envelope-from kevans@FreeBSD.org) Message-Id: <201902271700.x1RH0E6c093061@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kevans set sender to kevans@FreeBSD.org using -f From: Kyle Evans Date: Wed, 27 Feb 2019 17:00:14 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r344624 - stable/12/sbin/mdmfs X-SVN-Group: stable-12 X-SVN-Commit-Author: kevans X-SVN-Commit-Paths: stable/12/sbin/mdmfs X-SVN-Commit-Revision: 344624 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: C3EF7863C1 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.97 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_LONG(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.97)[-0.968,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-stable-12@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for only the 12-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 27 Feb 2019 17:00:15 -0000 Author: kevans Date: Wed Feb 27 17:00:14 2019 New Revision: 344624 URL: https://svnweb.freebsd.org/changeset/base/344624 Log: MFC r344218: mdmfs(8): use -o reserve with malloc-backed md(4) Mentioned in mdconfig(8), malloc-backed md(4) can be unstable unless required memory is allocated up front with -o reserve. Furthermore, panics have been observed with md used in fstab on 12.0-RELEASE. Choose the stable route and pass -o reserve. Modified: stable/12/sbin/mdmfs/mdmfs.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sbin/mdmfs/mdmfs.c ============================================================================== --- stable/12/sbin/mdmfs/mdmfs.c Wed Feb 27 14:20:28 2019 (r344623) +++ stable/12/sbin/mdmfs/mdmfs.c Wed Feb 27 17:00:14 2019 (r344624) @@ -194,6 +194,7 @@ main(int argc, char **argv) usage(); mdtype = MD_MALLOC; have_mdtype = true; + argappend(&mdconfig_arg, "-o reserve"); break; case 'm': argappend(&newfs_arg, "-m %s", optarg);