From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3C1E5C61CE7 for ; Fri, 6 Jun 2025 18:39:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uNbwl-0004HK-FP; Fri, 06 Jun 2025 14:37:43 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uNbwX-0004Ef-O5; Fri, 06 Jun 2025 14:37:29 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uNbwS-0008J3-Iy; Fri, 06 Jun 2025 14:37:29 -0400 Received: from pps.filterd (m0356516.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 556ET4bI011178; Fri, 6 Jun 2025 18:37:23 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=FoieamDphR6BVN3AY Knz1tn0I6TeyjhiF6BeTGsmbaM=; b=b/hI5I4Hn26btWSeM+d+odWmZHHWaLs/H NliEO7vtpJuVSByYmE0wP68OeiO6uBslIciO5jmTDrD7vE72bEvLyi/2W+ZH7kTD YRffOgnGpnZQNUBGLFFuYK86gYwXlLVy/s63FpOqF+2BkFChO0wiUfa/1YbGRlHK 3JyydKWHj8BH41Jj11NAGd5JJoTP3p09AOwUcCppQmmI3auH0symTbcQMxOtS1C1 EUo9rXXs/rrCsFQ0mxmDXLzF6aOxwLiEv4MBIjmhXuXwriHhGSuIMH9XU2OnjpD7 g1NDI+RjEokveRqGPHJPvOces3FohNo53vQT3IEA/0EHVyTjBaqyQ== Received: from ppma13.dal12v.mail.ibm.com (dd.9e.1632.ip4.static.sl-reverse.com [50.22.158.221]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 471gf07t9v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 06 Jun 2025 18:37:23 +0000 (GMT) Received: from pps.filterd (ppma13.dal12v.mail.ibm.com [127.0.0.1]) by ppma13.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 556GJpgk028452; Fri, 6 Jun 2025 18:37:22 GMT Received: from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69]) by ppma13.dal12v.mail.ibm.com (PPS) with ESMTPS id 470eakthwh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 06 Jun 2025 18:37:22 +0000 Received: from smtpav05.wdc07v.mail.ibm.com (smtpav05.wdc07v.mail.ibm.com [10.39.53.232]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 556IbKk429426300 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 6 Jun 2025 18:37:20 GMT Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 808AE58043; Fri, 6 Jun 2025 18:37:20 +0000 (GMT) Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5987258059; Fri, 6 Jun 2025 18:37:19 +0000 (GMT) Received: from MacBookPro.ibm.com (unknown [9.61.255.166]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Fri, 6 Jun 2025 18:37:19 +0000 (GMT) From: Rorie Reyes To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org Cc: pbonzini@redhat.com, cohuck@redhat.com, pasic@linux.ibm.com, jjherne@linux.ibm.com, borntraeger@linux.ibm.com, alex.williamson@redhat.com, clg@redhat.com, thuth@redhat.com, akrowiak@linux.ibm.com, rreyes@linux.ibm.com Subject: [RFC PATCH v12 2/4] hw/vfio/ap: store object indicating AP config changed in a queue Date: Fri, 6 Jun 2025 14:37:14 -0400 Message-ID: <20250606183716.26152-3-rreyes@linux.ibm.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250606183716.26152-1-rreyes@linux.ibm.com> References: <20250606183716.26152-1-rreyes@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: m7aC5jCkwrFIHPFgw11kiYaOORmbIsX- X-Proofpoint-ORIG-GUID: m7aC5jCkwrFIHPFgw11kiYaOORmbIsX- X-Authority-Analysis: v=2.4 cv=X4dSKHTe c=1 sm=1 tr=0 ts=68433563 cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=6IFa9wvqVegA:10 a=VnNF1IyMAAAA:8 a=n_lu--N5RhutrOJcQFMA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjA2MDE1OSBTYWx0ZWRfX4GCPR7ef39gU bM9TpmtzQ42y1LqOyECrwZdSdEIP36clT9r3hZgSe/h/IgKQhdHZKbbKAtOJ4UOYFZFXneu0xaH TwxlmxxQV9Jbwa6uyjmC/2pgMQYU9k9pEFbqiKX7R/qIFcNBBXZ0jzJknUcS948RD+ceUJ/Mt+c S/KIU62uAs+CH+zsnjYXu+Dkb91cfjUjnp8kMaIBB+URfiHoeo/I/l1DpfHYiwnhaEtGegV3bwQ aCNjhvnNpVlQq2im+HQGOSitLOQ2ueaP2/sYvwWckZFvuHQaGXlu2biQtEsAPqVWogvOYsRgGuB Moq0/RiJ/WTCjgDIUmNRszuqpMOOrQAnksx8f4oX+sJuGDLYg3Y6fMNTi2aYdFH9gGgtE+fBbRG lzrvgXll3cfROBqOj94eFuE0YB730+UPzHc2Vz0ozgleg4vAjHRPew7UNLSizr11pmjZ8pXA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-06-06_07,2025-06-05_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 clxscore=1015 phishscore=0 bulkscore=0 malwarescore=0 spamscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2506060159 Received-SPF: pass client-ip=148.163.158.5; envelope-from=rreyes@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_PASS=-0.001, T_SPF_HELO_TEMPERROR=0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Creates an object indicating that an AP configuration change event has been received and stores it in a queue. These objects will later be used to store event information for an AP configuration change when the CHSC instruction is intercepted. Signed-off-by: Rorie Reyes --- hw/vfio/ap.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c index 93c74ebedb..fc435f5c5b 100644 --- a/hw/vfio/ap.c +++ b/hw/vfio/ap.c @@ -41,6 +41,13 @@ struct VFIOAPDevice { EventNotifier cfg_notifier; }; +typedef struct APConfigChgEvent { + QTAILQ_ENTRY(APConfigChgEvent) next; +} APConfigChgEvent; + +static QTAILQ_HEAD(, APConfigChgEvent) cfg_chg_events = + QTAILQ_HEAD_INITIALIZER(cfg_chg_events); + OBJECT_DECLARE_SIMPLE_TYPE(VFIOAPDevice, VFIO_AP_DEVICE) static void vfio_ap_compute_needs_reset(VFIODevice *vdev) @@ -74,12 +81,17 @@ static void vfio_ap_req_notifier_handler(void *opaque) static void vfio_ap_cfg_chg_notifier_handler(void *opaque) { + APConfigChgEvent *cfg_chg_event; VFIOAPDevice *vapdev = opaque; if (!event_notifier_test_and_clear(&vapdev->cfg_notifier)) { return; } + cfg_chg_event = g_new0(APConfigChgEvent, 1); + + QTAILQ_INSERT_TAIL(&cfg_chg_events, cfg_chg_event, next); + css_generate_css_crws(0); } -- 2.48.1