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Wed, 3 Feb 2021 15:42:53 +0800 (CST) Received: from huawei.com (10.175.101.6) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.498.0; Wed, 3 Feb 2021 15:43:46 +0800 From: Chuan Zheng To: , , Subject: [PATCH v4 18/18] migration/rdma: RDMA cleanup for multifd migration Date: Wed, 3 Feb 2021 16:01:51 +0800 Message-ID: <1612339311-114805-19-git-send-email-zhengchuan@huawei.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1612339311-114805-1-git-send-email-zhengchuan@huawei.com> References: <1612339311-114805-1-git-send-email-zhengchuan@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-CFilter-Loop: Reflected Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=45.249.212.32; envelope-from=zhengchuan@huawei.com; helo=szxga06-in.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: yubihong@huawei.com, zhang.zhanghailiang@huawei.com, qemu-devel@nongnu.org, xiexiangyou@huawei.com, alex.chen@huawei.com, wanghao232@huawei.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Signed-off-by: Chuan Zheng --- migration/multifd.c | 6 ++++++ migration/multifd.h | 1 + migration/rdma.c | 16 +++++++++++++++- 3 files changed, 22 insertions(+), 1 deletion(-) diff --git a/migration/multifd.c b/migration/multifd.c index 1186246..4031648 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -577,6 +577,9 @@ void multifd_save_cleanup(void) p->packet_len =3D 0; g_free(p->packet); p->packet =3D NULL; +#ifdef CONFIG_RDMA + multifd_rdma_cleanup(p->rdma); +#endif multifd_send_state->ops->send_cleanup(p, &local_err); if (local_err) { migrate_set_error(migrate_get_current(), local_err); @@ -1039,6 +1042,9 @@ int multifd_load_cleanup(Error **errp) p->packet_len =3D 0; g_free(p->packet); p->packet =3D NULL; +#ifdef CONFIG_RDMA + multifd_rdma_cleanup(p->rdma); +#endif multifd_recv_state->ops->recv_cleanup(p); } qemu_sem_destroy(&multifd_recv_state->sem_sync); diff --git a/migration/multifd.h b/migration/multifd.h index 26d4489..0ecec5e 100644 --- a/migration/multifd.h +++ b/migration/multifd.h @@ -183,6 +183,7 @@ typedef struct { =20 #ifdef CONFIG_RDMA extern MultiFDSetup multifd_rdma_ops; +void multifd_rdma_cleanup(void *opaque); #endif void multifd_send_terminate_threads(Error *err); int multifd_send_initial_packet(MultiFDSendParams *p, Error **errp); diff --git a/migration/rdma.c b/migration/rdma.c index c19a91f..f14357f 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -2369,7 +2369,7 @@ static void qemu_rdma_cleanup(RDMAContext *rdma) { int idx; =20 - if (rdma->cm_id && rdma->connected) { + if (rdma->channel && rdma->cm_id && rdma->connected) { if ((rdma->error_state || migrate_get_current()->state =3D=3D MIGRATION_STATUS_CANCELLI= NG) && !rdma->received_error) { @@ -4599,6 +4599,20 @@ static void multifd_rdma_recv_channel_setup(QIOChann= el *ioc, return; } =20 +void multifd_rdma_cleanup(void *opaque) +{ + RDMAContext *rdma =3D (RDMAContext *)opaque; + + if (!migrate_use_rdma()) { + return; + } + + rdma->listen_id =3D NULL; + rdma->channel =3D NULL; + qemu_rdma_cleanup(rdma); + g_free(rdma); +} + MultiFDSetup multifd_rdma_ops =3D { .send_thread =3D multifd_rdma_send_thread, .recv_thread =3D multifd_rdma_recv_thread, --=20 1.8.3.1