From owner-svn-src-all@FreeBSD.ORG Thu Oct 10 16:11:35 2013 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 48D33BA8; Thu, 10 Oct 2013 16:11:35 +0000 (UTC) (envelope-from jhb@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 1DA9927DF; Thu, 10 Oct 2013 16:11:35 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id r9AGBYDu019924; Thu, 10 Oct 2013 16:11:34 GMT (envelope-from jhb@svn.freebsd.org) Received: (from jhb@localhost) by svn.freebsd.org (8.14.7/8.14.5/Submit) id r9AGBYi8019923; Thu, 10 Oct 2013 16:11:34 GMT (envelope-from jhb@svn.freebsd.org) Message-Id: <201310101611.r9AGBYi8019923@svn.freebsd.org> From: John Baldwin Date: Thu, 10 Oct 2013 16:11:34 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r256274 - head/sys/kern X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Oct 2013 16:11:35 -0000 Author: jhb Date: Thu Oct 10 16:11:34 2013 New Revision: 256274 URL: http://svnweb.freebsd.org/changeset/base/256274 Log: Ignore attempts to set the nmbcluster sysctls to their current value rather than failing with an error. Reviewed by: andre Approved by: re (delphij) MFC after: 2 weeks Modified: head/sys/kern/kern_mbuf.c Modified: head/sys/kern/kern_mbuf.c ============================================================================== --- head/sys/kern/kern_mbuf.c Thu Oct 10 15:39:02 2013 (r256273) +++ head/sys/kern/kern_mbuf.c Thu Oct 10 16:11:34 2013 (r256274) @@ -161,7 +161,7 @@ sysctl_nmbclusters(SYSCTL_HANDLER_ARGS) newnmbclusters = nmbclusters; error = sysctl_handle_int(oidp, &newnmbclusters, 0, req); - if (error == 0 && req->newptr) { + if (error == 0 && req->newptr && newnmbclusters != nmbclusters) { if (newnmbclusters > nmbclusters && nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) { nmbclusters = newnmbclusters; @@ -183,7 +183,7 @@ sysctl_nmbjumbop(SYSCTL_HANDLER_ARGS) newnmbjumbop = nmbjumbop; error = sysctl_handle_int(oidp, &newnmbjumbop, 0, req); - if (error == 0 && req->newptr) { + if (error == 0 && req->newptr && newnmbjumbop != nmbjumbop) { if (newnmbjumbop > nmbjumbop && nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) { nmbjumbop = newnmbjumbop; @@ -204,7 +204,7 @@ sysctl_nmbjumbo9(SYSCTL_HANDLER_ARGS) newnmbjumbo9 = nmbjumbo9; error = sysctl_handle_int(oidp, &newnmbjumbo9, 0, req); - if (error == 0 && req->newptr) { + if (error == 0 && req->newptr && newnmbjumbo9 != nmbjumbo9) { if (newnmbjumbo9 > nmbjumbo9 && nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) { nmbjumbo9 = newnmbjumbo9; @@ -225,7 +225,7 @@ sysctl_nmbjumbo16(SYSCTL_HANDLER_ARGS) newnmbjumbo16 = nmbjumbo16; error = sysctl_handle_int(oidp, &newnmbjumbo16, 0, req); - if (error == 0 && req->newptr) { + if (error == 0 && req->newptr && newnmbjumbo16 != nmbjumbo16) { if (newnmbjumbo16 > nmbjumbo16 && nmbufs >= nmbclusters + nmbjumbop + nmbjumbo9 + nmbjumbo16) { nmbjumbo16 = newnmbjumbo16; @@ -246,7 +246,7 @@ sysctl_nmbufs(SYSCTL_HANDLER_ARGS) newnmbufs = nmbufs; error = sysctl_handle_int(oidp, &newnmbufs, 0, req); - if (error == 0 && req->newptr) { + if (error == 0 && req->newptr && newnmbufs != nmbufs) { if (newnmbufs > nmbufs) { nmbufs = newnmbufs; nmbufs = uma_zone_set_max(zone_mbuf, nmbufs);