From patchwork Tue Feb 27 17:43:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Steve Sistare X-Patchwork-Id: 13574237 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 178E2C5478C for ; Tue, 27 Feb 2024 17:45:15 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rf1UX-0001eD-RE; Tue, 27 Feb 2024 12:43:45 -0500 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 1rf1UW-0001db-N4 for qemu-devel@nongnu.org; Tue, 27 Feb 2024 12:43:44 -0500 Received: from mx0b-00069f02.pphosted.com ([205.220.177.32]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rf1UU-0005Lk-R8 for qemu-devel@nongnu.org; Tue, 27 Feb 2024 12:43:44 -0500 Received: from pps.filterd (m0246631.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 41RFXsAr022521; Tue, 27 Feb 2024 17:43:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=corp-2023-11-20; bh=DxIUBTg79Q75nMYgNTFbr7XSoiEW8UOFXDjy3QjtmYQ=; b=MDbfLyy42zK2xnKPKeFI0G9wqDutez577QNTO5fDELekHK2X2zqxaJanPNwhjyjKChij Iv0kpp6H1StGhhwgSZhIt0oK77NHgUKFASY872fnmsBbddiTPP9G6rl4uMXZJrRA93vK cLKaiO0IifKZ9dOFqEfXFpwS0w/oSTI8ZiBrfHLah+EvfwsB10+ldvKdvxm5Ks7ZM3Vu HdprisNGIk43RXvWx9z5LcxSpPXVio7Y1iEgbGgpfiixfFz6HxfxBLRofZuv3F3Tcibi dFYnDfonuOaUw+KJPICSV/U41UuqohsN326riAgrYqAXVtGBS6bVupyYn0+ixSZlMf7/ Ng== Received: from iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta01.appoci.oracle.com [130.35.100.223]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 3wf784g3f1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 27 Feb 2024 17:43:37 +0000 Received: from pps.filterd (iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (8.17.1.19/8.17.1.19) with ESMTP id 41RHUfV2025490; Tue, 27 Feb 2024 17:43:36 GMT Received: from pps.reinject (localhost [127.0.0.1]) by iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 3wf6we2v4v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 27 Feb 2024 17:43:36 +0000 Received: from iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 41RHfGVK000491; Tue, 27 Feb 2024 17:43:35 GMT Received: from ca-dev63.us.oracle.com (ca-dev63.us.oracle.com [10.211.8.221]) by iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTP id 3wf6we2v1c-3; Tue, 27 Feb 2024 17:43:35 +0000 From: Steve Sistare To: qemu-devel@nongnu.org Cc: Alex Williamson , Cedric Le Goater , "Michael S. Tsirkin" , David Hildenbrand , Peter Xu , Fabiano Rosas , Hailiang Zhang , Zhang Chen , Li Zhijian , Jason Wang , Hyman Huang , Song Gao , Alistair Francis , Steve Sistare Subject: [PATCH V1 02/10] migration: export migration_is_setup_or_active Date: Tue, 27 Feb 2024 09:43:19 -0800 Message-Id: <1709055807-315099-3-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1709055807-315099-1-git-send-email-steven.sistare@oracle.com> References: <1709055807-315099-1-git-send-email-steven.sistare@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-02-27_05,2024-02-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 phishscore=0 adultscore=0 mlxlogscore=999 malwarescore=0 spamscore=0 bulkscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2402270137 X-Proofpoint-GUID: SMYMbJiqG8-SXzG5XC150UZdN79zQtFh X-Proofpoint-ORIG-GUID: SMYMbJiqG8-SXzG5XC150UZdN79zQtFh Received-SPF: pass client-ip=205.220.177.32; envelope-from=steven.sistare@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-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 Delete the MigrationState parameter from migration_is_setup_or_active and move it to the public API in misc.h. Signed-off-by: Steve Sistare Reviewed-by: Philippe Mathieu-Daudé --- hw/vfio/common.c | 2 +- include/migration/misc.h | 1 + migration/migration.c | 12 ++++++------ migration/migration.h | 1 - migration/ram.c | 5 ++--- net/vhost-vdpa.c | 3 +-- 6 files changed, 11 insertions(+), 13 deletions(-) diff --git a/hw/vfio/common.c b/hw/vfio/common.c index 059bfdc..896eab8 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -152,7 +152,7 @@ static void vfio_set_migration_error(int err) { MigrationState *ms = migrate_get_current(); - if (migration_is_setup_or_active(ms->state)) { + if (migration_is_setup_or_active()) { WITH_QEMU_LOCK_GUARD(&ms->qemu_file_lock) { if (ms->to_dst_file) { qemu_file_set_error(ms->to_dst_file, err); diff --git a/include/migration/misc.h b/include/migration/misc.h index 4c226a4..79cff62 100644 --- a/include/migration/misc.h +++ b/include/migration/misc.h @@ -61,6 +61,7 @@ void migration_object_init(void); void migration_shutdown(void); bool migration_is_idle(void); bool migration_is_active(MigrationState *); +bool migration_is_setup_or_active(void); bool migrate_mode_is_cpr(MigrationState *); typedef enum MigrationEventType { diff --git a/migration/migration.c b/migration/migration.c index 7652fd4..894c65d 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1044,9 +1044,11 @@ void migrate_send_rp_resume_ack(MigrationIncomingState *mis, uint32_t value) * Return true if we're already in the middle of a migration * (i.e. any of the active or setup states) */ -bool migration_is_setup_or_active(int state) +bool migration_is_setup_or_active(void) { - switch (state) { + MigrationState *s = current_migration; + + switch (s->state) { case MIGRATION_STATUS_ACTIVE: case MIGRATION_STATUS_POSTCOPY_ACTIVE: case MIGRATION_STATUS_POSTCOPY_PAUSED: @@ -1568,10 +1570,8 @@ bool migration_incoming_postcopy_advised(void) bool migration_in_bg_snapshot(void) { - MigrationState *s = migrate_get_current(); - return migrate_background_snapshot() && - migration_is_setup_or_active(s->state); + migration_is_setup_or_active(); } bool migration_is_idle(void) @@ -2252,7 +2252,7 @@ static void *source_return_path_thread(void *opaque) trace_source_return_path_thread_entry(); rcu_register_thread(); - while (migration_is_setup_or_active(ms->state)) { + while (migration_is_setup_or_active()) { trace_source_return_path_thread_loop_top(); header_type = qemu_get_be16(rp); diff --git a/migration/migration.h b/migration/migration.h index 65c0b61..736460a 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -479,7 +479,6 @@ bool migrate_has_error(MigrationState *s); void migrate_fd_connect(MigrationState *s, Error *error_in); -bool migration_is_setup_or_active(int state); bool migration_is_running(int state); int migrate_init(MigrationState *s, Error **errp); diff --git a/migration/ram.c b/migration/ram.c index 45a00b4..3a52fe1 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -2872,10 +2872,9 @@ void qemu_guest_free_page_hint(void *addr, size_t len) RAMBlock *block; ram_addr_t offset; size_t used_len, start, npages; - MigrationState *s = migrate_get_current(); /* This function is currently expected to be used during live migration */ - if (!migration_is_setup_or_active(s->state)) { + if (!migration_is_setup_or_active()) { return; } @@ -3105,7 +3104,7 @@ static int ram_save_iterate(QEMUFile *f, void *opaque) out: if (ret >= 0 - && migration_is_setup_or_active(migrate_get_current()->state)) { + && migration_is_setup_or_active()) { if (migrate_multifd() && migrate_multifd_flush_after_each_section()) { ret = multifd_send_sync_main(); if (ret < 0) { diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index e6bdb45..8564817 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -26,7 +26,6 @@ #include #include "standard-headers/linux/virtio_net.h" #include "monitor/monitor.h" -#include "migration/migration.h" #include "migration/misc.h" #include "hw/virtio/vhost.h" @@ -355,7 +354,7 @@ static int vhost_vdpa_net_data_start(NetClientState *nc) assert(nc->info->type == NET_CLIENT_DRIVER_VHOST_VDPA); if (s->always_svq || - migration_is_setup_or_active(migrate_get_current()->state)) { + migration_is_setup_or_active()) { v->shadow_vqs_enabled = true; } else { v->shadow_vqs_enabled = false;