From owner-svn-src-head@freebsd.org Thu Aug 16 18:44:51 2018 Return-Path: Delivered-To: svn-src-head@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 017D91072A29; Thu, 16 Aug 2018 18:44:51 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id AB07472D7E; Thu, 16 Aug 2018 18:44:50 +0000 (UTC) (envelope-from mav@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 88BD71D527; Thu, 16 Aug 2018 18:44:50 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w7GIionc050057; Thu, 16 Aug 2018 18:44:50 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w7GIioFs050056; Thu, 16 Aug 2018 18:44:50 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201808161844.w7GIioFs050056@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Thu, 16 Aug 2018 18:44:50 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r337923 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Group: head X-SVN-Commit-Author: mav X-SVN-Commit-Paths: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Commit-Revision: 337923 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Aug 2018 18:44:51 -0000 Author: mav Date: Thu Aug 16 18:44:50 2018 New Revision: 337923 URL: https://svnweb.freebsd.org/changeset/base/337923 Log: Make vfs.zfs.zio.dva_throttle_enabled sysctl writable. Not sure what I thought originally, but as I see now runtime changes are working fine, and the code seems like even designed for this. Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Thu Aug 16 18:40:16 2018 (r337922) +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zio.c Thu Aug 16 18:44:50 2018 (r337923) @@ -83,8 +83,8 @@ const char *zio_type_name[ZIO_TYPES] = { }; boolean_t zio_dva_throttle_enabled = B_TRUE; -SYSCTL_INT(_vfs_zfs_zio, OID_AUTO, dva_throttle_enabled, CTLFLAG_RDTUN, - &zio_dva_throttle_enabled, 0, ""); +SYSCTL_INT(_vfs_zfs_zio, OID_AUTO, dva_throttle_enabled, CTLFLAG_RWTUN, + &zio_dva_throttle_enabled, 0, "Enable allocation throttling"); /* * ==========================================================================