From patchwork Tue Oct 23 22:05:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Wilck X-Patchwork-Id: 10653825 X-Patchwork-Delegate: christophe.varoqui@free.fr Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7C93A14BB for ; Tue, 23 Oct 2018 22:08:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 631422A56C for ; Tue, 23 Oct 2018 22:08:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 53C0C2A56E; Tue, 23 Oct 2018 22:08:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 074A42A56C for ; Tue, 23 Oct 2018 22:08:12 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7448F37E60; Tue, 23 Oct 2018 22:08:11 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 367F65C689; Tue, 23 Oct 2018 22:08:11 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id F28224BB79; Tue, 23 Oct 2018 22:08:10 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w9NM8AwT013447 for ; Tue, 23 Oct 2018 18:08:10 -0400 Received: by smtp.corp.redhat.com (Postfix) id 0CE72798DD; Tue, 23 Oct 2018 22:08:10 +0000 (UTC) Delivered-To: dm-devel@redhat.com Received: from mx1.redhat.com (ext-mx07.extmail.prod.ext.phx2.redhat.com [10.5.110.31]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0329E5DA67; Tue, 23 Oct 2018 22:08:10 +0000 (UTC) Received: from smtp2.provo.novell.com (smtp2.provo.novell.com [137.65.250.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 099BDC050018; Tue, 23 Oct 2018 22:08:09 +0000 (UTC) Received: from apollon.suse.de.de (prv-ext-foundry1int.gns.novell.com [137.65.251.240]) by smtp2.provo.novell.com with ESMTP (TLS encrypted); Tue, 23 Oct 2018 16:08:06 -0600 From: Martin Wilck To: Christophe Varoqui Date: Wed, 24 Oct 2018 00:05:52 +0200 Message-Id: <20181023220552.1306-8-mwilck@suse.com> In-Reply-To: <20181023220552.1306-1-mwilck@suse.com> References: <20181023220552.1306-1-mwilck@suse.com> MIME-Version: 1.0 X-Greylist: Sender passed SPF test, Sender IP whitelisted by DNSRBL, ACL 216 matched, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Tue, 23 Oct 2018 22:08:09 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Tue, 23 Oct 2018 22:08:09 +0000 (UTC) for IP:'137.65.250.81' DOMAIN:'smtp2.provo.novell.com' HELO:'smtp2.provo.novell.com' FROM:'mwilck@suse.com' RCPT:'' X-RedHat-Spam-Score: -2.301 (RCVD_IN_DNSWL_MED, SPF_PASS) 137.65.250.81 smtp2.provo.novell.com 137.65.250.81 smtp2.provo.novell.com X-Scanned-By: MIMEDefang 2.78 on 10.5.110.31 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-loop: dm-devel@redhat.com Cc: Martin Wilck , dm-devel@redhat.com Subject: [dm-devel] [PATCH 7/7] multipathd: only grab conf once for filter_path() X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Tue, 23 Oct 2018 22:08:12 +0000 (UTC) X-Virus-Scanned: ClamAV using ClamSMTP This saves a possibly large number of cleanup push/pop calls and slightly improves readability. Signed-off-by: Martin Wilck Reviewed-by: Benjamin Marzinsk --- multipathd/main.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/multipathd/main.c b/multipathd/main.c index 768da8da..a7cd3b09 100644 --- a/multipathd/main.c +++ b/multipathd/main.c @@ -2332,16 +2332,17 @@ configure (struct vectors * vecs) goto fail; } + conf = get_multipath_config(); + pthread_cleanup_push(put_multipath_config, conf); vector_foreach_slot (vecs->pathvec, pp, i){ - conf = get_multipath_config(); - pthread_cleanup_push(put_multipath_config, conf); if (filter_path(conf, pp) > 0){ vector_del_slot(vecs->pathvec, i); free_path(pp); i--; } - pthread_cleanup_pop(1); } + pthread_cleanup_pop(1); + if (map_discovery(vecs)) { condlog(0, "configure failed at map discovery"); goto fail;