From owner-svn-src-stable-10@FreeBSD.ORG Fri May 15 10:50:59 2015 Return-Path: Delivered-To: svn-src-stable-10@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 845A7BD6; Fri, 15 May 2015 10:50:59 +0000 (UTC) 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)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 731CF1984; Fri, 15 May 2015 10:50:59 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t4FAoxi3066382; Fri, 15 May 2015 10:50:59 GMT (envelope-from trasz@FreeBSD.org) Received: (from trasz@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t4FAoxxr066381; Fri, 15 May 2015 10:50:59 GMT (envelope-from trasz@FreeBSD.org) Message-Id: <201505151050.t4FAoxxr066381@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: trasz set sender to trasz@FreeBSD.org using -f From: Edward Tomasz Napierala Date: Fri, 15 May 2015 10:50:59 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r282955 - stable/10/sys/dev/iscsi X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-10@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for only the 10-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 15 May 2015 10:50:59 -0000 Author: trasz Date: Fri May 15 10:50:58 2015 New Revision: 282955 URL: https://svnweb.freebsd.org/changeset/base/282955 Log: MFC r278237: Don't call callout_drain() with iscsi mutex held; this fixes a warning that was introduced recently. While here, don't try to access is_terminating without lock. Sponsored by: The FreeBSD Foundation Modified: stable/10/sys/dev/iscsi/iscsi.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/dev/iscsi/iscsi.c ============================================================================== --- stable/10/sys/dev/iscsi/iscsi.c Fri May 15 10:47:25 2015 (r282954) +++ stable/10/sys/dev/iscsi/iscsi.c Fri May 15 10:50:58 2015 (r282955) @@ -425,6 +425,7 @@ iscsi_maintenance_thread_terminate(struc sx_xunlock(&sc->sc_lock); icl_conn_close(is->is_conn); + callout_drain(&is->is_callout); ISCSI_SESSION_LOCK(is); @@ -438,8 +439,6 @@ iscsi_maintenance_thread_terminate(struc cv_signal(&is->is_login_cv); #endif - callout_drain(&is->is_callout); - iscsi_session_cleanup(is, true); KASSERT(TAILQ_EMPTY(&is->is_outstanding), @@ -515,6 +514,7 @@ iscsi_session_reconnect(struct iscsi_ses static void iscsi_session_terminate(struct iscsi_session *is) { + if (is->is_terminating) return; @@ -536,12 +536,14 @@ iscsi_callout(void *context) is = context; - if (is->is_terminating) + ISCSI_SESSION_LOCK(is); + if (is->is_terminating) { + ISCSI_SESSION_UNLOCK(is); return; + } callout_schedule(&is->is_callout, 1 * hz); - ISCSI_SESSION_LOCK(is); is->is_timeout++; if (is->is_waiting_for_iscsid) {