From patchwork Tue Sep 19 16:43:08 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 9959623 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7B598601E9 for ; Tue, 19 Sep 2017 16:51:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6DF5228706 for ; Tue, 19 Sep 2017 16:51:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 622AD28EA7; Tue, 19 Sep 2017 16:51:06 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0892A28706 for ; Tue, 19 Sep 2017 16:51:06 +0000 (UTC) Received: from localhost ([::1]:44106 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duLjk-0002Kp-Kq for patchwork-qemu-devel@patchwork.kernel.org; Tue, 19 Sep 2017 12:51:05 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38799) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duLdM-0005ya-0G for qemu-devel@nongnu.org; Tue, 19 Sep 2017 12:44:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1duLdL-0002kV-6K for qemu-devel@nongnu.org; Tue, 19 Sep 2017 12:44:28 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34864) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1duLdL-0002jn-02 for qemu-devel@nongnu.org; Tue, 19 Sep 2017 12:44:27 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 022A861466; Tue, 19 Sep 2017 16:44:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 022A861466 Authentication-Results: ext-mx10.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx10.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=cohuck@redhat.com Received: from localhost (unknown [10.36.117.0]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5F46B60F89; Tue, 19 Sep 2017 16:44:25 +0000 (UTC) From: Cornelia Huck To: peter.maydell@linaro.org Date: Tue, 19 Sep 2017 18:43:08 +0200 Message-Id: <20170919164337.18555-10-cohuck@redhat.com> In-Reply-To: <20170919164337.18555-1-cohuck@redhat.com> References: <20170919164337.18555-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Tue, 19 Sep 2017 16:44:26 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL v2 09/38] s390x/css: remove unused error handling branch X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thuth@redhat.com, david@redhat.com, Cornelia Huck , agraf@suse.de, qemu-devel@nongnu.org, borntraeger@de.ibm.com, Halil Pasic , rth@twiddle.net Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Halil Pasic The case in question actually never happens. Let us get rid of the dead code. Signed-off-by: Halil Pasic Message-Id: <20170908152446.14606-4-pasic@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck --- hw/s390x/css.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/hw/s390x/css.c b/hw/s390x/css.c index 6d599477b2..75d4f301fb 100644 --- a/hw/s390x/css.c +++ b/hw/s390x/css.c @@ -980,13 +980,6 @@ static void sch_handle_start_func_virtual(SubchDev *sch) SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; s->cpa = sch->channel_prog + 8; break; - case -EBUSY: - /* subchannel busy, generate deferred cc 1 */ - s->flags &= ~SCSW_FLAGS_MASK_CC; - s->flags |= (1 << 8); - s->ctrl &= ~SCSW_CTRL_MASK_STCTL; - s->ctrl |= SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; - break; case -EINPROGRESS: /* channel program has been suspended */ s->ctrl &= ~SCSW_ACTL_START_PEND;