From patchwork Tue Jan 8 13:54:06 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 1945971 Return-Path: X-Original-To: patchwork-dm-devel@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from mx4-phx2.redhat.com (mx4-phx2.redhat.com [209.132.183.25]) by patchwork2.kernel.org (Postfix) with ESMTP id 879D9DF23A for ; Tue, 8 Jan 2013 13:57:41 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by mx4-phx2.redhat.com (8.13.8/8.13.8) with ESMTP id r08Dtp0v019838; Tue, 8 Jan 2013 08:55:51 -0500 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id r08DsXob004669 for ; Tue, 8 Jan 2013 08:54:33 -0500 Received: from mx1.redhat.com (ext-mx13.extmail.prod.ext.phx2.redhat.com [10.5.110.18]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r08DsXrv028076 for ; Tue, 8 Jan 2013 08:54:33 -0500 Received: from mx2.suse.de (cantor2.suse.de [195.135.220.15]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r08DsWa4016470 for ; Tue, 8 Jan 2013 08:54:32 -0500 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id 547F9A520E; Tue, 8 Jan 2013 14:54:29 +0100 (CET) From: Hannes Reinecke To: Christophe Varoqui Date: Tue, 8 Jan 2013 14:54:06 +0100 Message-Id: <1357653259-62650-29-git-send-email-hare@suse.de> In-Reply-To: <1357653259-62650-1-git-send-email-hare@suse.de> References: <1357653259-62650-1-git-send-email-hare@suse.de> X-RedHat-Spam-Score: -7.299 (BAYES_00, DCC_REPUT_00_12, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD) X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-Scanned-By: MIMEDefang 2.68 on 10.5.110.18 X-loop: dm-devel@redhat.com Cc: dm-devel@redhat.com Subject: [dm-devel] [PATCH 28/42] Clean up uevent queue on shutdown X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk Reply-To: device-mapper development List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com During shutdown there might be some unprocessed events in the queue. So clear them up. Signed-off-by: Hannes Reinecke --- libmultipath/uevent.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/libmultipath/uevent.c b/libmultipath/uevent.c index b74fb08..5b0b258 100644 --- a/libmultipath/uevent.c +++ b/libmultipath/uevent.c @@ -132,6 +132,17 @@ static void uevq_stop(void *arg) pthread_mutex_unlock(uevq_lockp); } +void +uevq_cleanup(struct list_head *tmpq) +{ + struct uevent *uev, *tmp; + + list_for_each_entry_safe(uev, tmp, tmpq, node) { + list_del_init(&uev->node); + FREE(uev); + } +} + /* * Service the uevent queue. */ @@ -163,6 +174,7 @@ int uevent_dispatch(int (*uev_trigger)(struct uevent *, void * trigger_data), service_uevq(&uevq_tmp); } condlog(3, "Terminating uev service queue"); + uevq_cleanup(&uevq); return 0; }