From owner-svn-src-all@freebsd.org  Tue Oct 31 09:54:42 2017
Return-Path: <owner-svn-src-all@freebsd.org>
Delivered-To: svn-src-all@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 79FAAE53CBF;
 Tue, 31 Oct 2017 09:54:42 +0000 (UTC) (envelope-from avg@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 mx1.freebsd.org (Postfix) with ESMTPS id 475976BD5F;
 Tue, 31 Oct 2017 09:54:42 +0000 (UTC) (envelope-from avg@FreeBSD.org)
Received: from repo.freebsd.org ([127.0.1.37])
 by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v9V9sf7S093046;
 Tue, 31 Oct 2017 09:54:41 GMT (envelope-from avg@FreeBSD.org)
Received: (from avg@localhost)
 by repo.freebsd.org (8.15.2/8.15.2/Submit) id v9V9sfFZ093045;
 Tue, 31 Oct 2017 09:54:41 GMT (envelope-from avg@FreeBSD.org)
Message-Id: <201710310954.v9V9sfFZ093045@repo.freebsd.org>
X-Authentication-Warning: repo.freebsd.org: avg set sender to avg@FreeBSD.org
 using -f
From: Andriy Gapon <avg@FreeBSD.org>
Date: Tue, 31 Oct 2017 09:54:41 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject: svn commit: r325221 - stable/11/sys/dev/iscsi
X-SVN-Group: stable-11
X-SVN-Commit-Author: avg
X-SVN-Commit-Paths: stable/11/sys/dev/iscsi
X-SVN-Commit-Revision: 325221
X-SVN-Commit-Repository: base
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: 2.1.23
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 31 Oct 2017 09:54:42 -0000

Author: avg
Date: Tue Oct 31 09:54:41 2017
New Revision: 325221
URL: https://svnweb.freebsd.org/changeset/base/325221

Log:
  MFC r324689: iscsi: do not hold the global lock while tearing down a session

Modified:
  stable/11/sys/dev/iscsi/iscsi.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/iscsi/iscsi.c
==============================================================================
--- stable/11/sys/dev/iscsi/iscsi.c	Tue Oct 31 07:47:57 2017	(r325220)
+++ stable/11/sys/dev/iscsi/iscsi.c	Tue Oct 31 09:54:41 2017	(r325221)
@@ -434,6 +434,8 @@ iscsi_maintenance_thread_terminate(struct iscsi_sessio
 
 	sc = is->is_softc;
 	sx_xlock(&sc->sc_lock);
+	TAILQ_REMOVE(&sc->sc_sessions, is, is_next);
+	sx_xunlock(&sc->sc_lock);
 
 	icl_conn_close(is->is_conn);
 	callout_drain(&is->is_callout);
@@ -465,8 +467,6 @@ iscsi_maintenance_thread_terminate(struct iscsi_sessio
 #ifdef ICL_KERNEL_PROXY
 	cv_destroy(&is->is_login_cv);
 #endif
-	TAILQ_REMOVE(&sc->sc_sessions, is, is_next);
-	sx_xunlock(&sc->sc_lock);
 
 	ISCSI_SESSION_DEBUG(is, "terminated");
 	free(is, M_ISCSI);