From patchwork Thu Dec 13 08:55:26 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 10728207 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 EB9A8112E for ; Thu, 13 Dec 2018 08:55:33 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DB87029E88 for ; Thu, 13 Dec 2018 08:55:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CF7F929EAC; Thu, 13 Dec 2018 08:55:33 +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 vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7DDD529E88 for ; Thu, 13 Dec 2018 08:55:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727548AbeLMIzc (ORCPT ); Thu, 13 Dec 2018 03:55:32 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59752 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726416AbeLMIzc (ORCPT ); Thu, 13 Dec 2018 03:55:32 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9F67281E05; Thu, 13 Dec 2018 08:55:31 +0000 (UTC) Received: from localhost (dhcp-192-187.str.redhat.com [10.33.192.187]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4390F5D6A9; Thu, 13 Dec 2018 08:55:31 +0000 (UTC) From: Cornelia Huck To: Martin Schwidefsky , Heiko Carstens Cc: Farhan Ali , Eric Farman , Halil Pasic , linux-s390@vger.kernel.org, kvm@vger.kernel.org, Pierre Morel , Cornelia Huck Subject: [PULL 1/2] vfio: ccw: Merge BUSY and BOXED states Date: Thu, 13 Dec 2018 09:55:26 +0100 Message-Id: <20181213085527.26540-2-cohuck@redhat.com> In-Reply-To: <20181213085527.26540-1-cohuck@redhat.com> References: <20181213085527.26540-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Thu, 13 Dec 2018 08:55:32 +0000 (UTC) Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Pierre Morel VFIO_CCW_STATE_BOXED and VFIO_CCW_STATE_BUSY have identical actions for the same events. Let's merge both into a single state to simplify the code. We choose to keep VFIO_CCW_STATE_BUSY. Signed-off-by: Pierre Morel Message-Id: <1539767923-10539-2-git-send-email-pmorel@linux.ibm.com> Reviewed-by: Eric Farman Signed-off-by: Cornelia Huck --- drivers/s390/cio/vfio_ccw_fsm.c | 7 +------ drivers/s390/cio/vfio_ccw_private.h | 1 - 2 files changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/s390/cio/vfio_ccw_fsm.c b/drivers/s390/cio/vfio_ccw_fsm.c index f94aa01f9c36..cab17865aafe 100644 --- a/drivers/s390/cio/vfio_ccw_fsm.c +++ b/drivers/s390/cio/vfio_ccw_fsm.c @@ -130,7 +130,7 @@ static void fsm_io_request(struct vfio_ccw_private *private, struct mdev_device *mdev = private->mdev; char *errstr = "request"; - private->state = VFIO_CCW_STATE_BOXED; + private->state = VFIO_CCW_STATE_BUSY; memcpy(scsw, io_region->scsw_area, sizeof(*scsw)); @@ -216,11 +216,6 @@ fsm_func_t *vfio_ccw_jumptable[NR_VFIO_CCW_STATES][NR_VFIO_CCW_EVENTS] = { [VFIO_CCW_EVENT_IO_REQ] = fsm_io_request, [VFIO_CCW_EVENT_INTERRUPT] = fsm_irq, }, - [VFIO_CCW_STATE_BOXED] = { - [VFIO_CCW_EVENT_NOT_OPER] = fsm_notoper, - [VFIO_CCW_EVENT_IO_REQ] = fsm_io_busy, - [VFIO_CCW_EVENT_INTERRUPT] = fsm_irq, - }, [VFIO_CCW_STATE_BUSY] = { [VFIO_CCW_EVENT_NOT_OPER] = fsm_notoper, [VFIO_CCW_EVENT_IO_REQ] = fsm_io_busy, diff --git a/drivers/s390/cio/vfio_ccw_private.h b/drivers/s390/cio/vfio_ccw_private.h index 078e46f9623d..08e9a7dc9176 100644 --- a/drivers/s390/cio/vfio_ccw_private.h +++ b/drivers/s390/cio/vfio_ccw_private.h @@ -63,7 +63,6 @@ enum vfio_ccw_state { VFIO_CCW_STATE_NOT_OPER, VFIO_CCW_STATE_STANDBY, VFIO_CCW_STATE_IDLE, - VFIO_CCW_STATE_BOXED, VFIO_CCW_STATE_BUSY, /* last element! */ NR_VFIO_CCW_STATES From patchwork Thu Dec 13 08:55:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 10728209 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 CDA69112E for ; Thu, 13 Dec 2018 08:55:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BE3DA29E88 for ; Thu, 13 Dec 2018 08:55:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B24B029EAC; Thu, 13 Dec 2018 08:55:35 +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 vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 68CC629E88 for ; Thu, 13 Dec 2018 08:55:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727556AbeLMIze (ORCPT ); Thu, 13 Dec 2018 03:55:34 -0500 Received: from mx1.redhat.com ([209.132.183.28]:19882 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727500AbeLMIzd (ORCPT ); Thu, 13 Dec 2018 03:55:33 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 7B65A308FF23; Thu, 13 Dec 2018 08:55:33 +0000 (UTC) Received: from localhost (dhcp-192-187.str.redhat.com [10.33.192.187]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 22E112526D; Thu, 13 Dec 2018 08:55:32 +0000 (UTC) From: Cornelia Huck To: Martin Schwidefsky , Heiko Carstens Cc: Farhan Ali , Eric Farman , Halil Pasic , linux-s390@vger.kernel.org, kvm@vger.kernel.org, Christian Borntraeger , Cornelia Huck Subject: [PULL 2/2] MAINTAINERS/vfio-ccw: add Farhan and Eric, make Halil Reviewer Date: Thu, 13 Dec 2018 09:55:27 +0100 Message-Id: <20181213085527.26540-3-cohuck@redhat.com> In-Reply-To: <20181213085527.26540-1-cohuck@redhat.com> References: <20181213085527.26540-1-cohuck@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.49]); Thu, 13 Dec 2018 08:55:33 +0000 (UTC) Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Christian Borntraeger Eric and Farhan will help with maintaining vfio-ccw. Cc: Cornelia Huck Cc: Halil Pasic Cc: Farhan Ali Cc: Eric Farman Signed-off-by: Christian Borntraeger Message-Id: <20181212145929.136522-1-borntraeger@de.ibm.com> Acked-by: Halil Pasic Acked-by: Farhan Ali Acked-by: Eric Farman Signed-off-by: Cornelia Huck --- MAINTAINERS | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/MAINTAINERS b/MAINTAINERS index 5d17f568a3b9..2e9d876d65d8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13021,7 +13021,9 @@ F: drivers/pci/hotplug/s390_pci_hpc.c S390 VFIO-CCW DRIVER M: Cornelia Huck -M: Halil Pasic +M: Farhan Ali +M: Eric Farman +R: Halil Pasic L: linux-s390@vger.kernel.org L: kvm@vger.kernel.org S: Supported