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Berrange" , Markus Armbruster , Steve Sistare Subject: [PATCH V2 12/13] migration: split qmp_migrate Date: Mon, 30 Sep 2024 12:40:43 -0700 Message-Id: <1727725244-105198-13-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1727725244-105198-1-git-send-email-steven.sistare@oracle.com> References: <1727725244-105198-1-git-send-email-steven.sistare@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-09-30_19,2024-09-30_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 phishscore=0 malwarescore=0 mlxscore=0 spamscore=0 suspectscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2408220000 definitions=main-2409300142 X-Proofpoint-ORIG-GUID: 664ZMXleHMpAYR5RcsvEHDatdvogWzfz X-Proofpoint-GUID: 664ZMXleHMpAYR5RcsvEHDatdvogWzfz Received-SPF: pass client-ip=205.220.165.32; envelope-from=steven.sistare@oracle.com; helo=mx0a-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_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=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: 2.1.29 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 Split qmp_migrate into start and finish functions. Finish will be called asynchronously in a subsequent patch, but for now, call it immediately. No functional change. Signed-off-by: Steve Sistare Reviewed-by: Peter Xu --- migration/migration.c | 36 ++++++++++++++++++++++++++++-------- 1 file changed, 28 insertions(+), 8 deletions(-) diff --git a/migration/migration.c b/migration/migration.c index 868bf0e..3301583 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -2073,6 +2073,9 @@ static bool migrate_prepare(MigrationState *s, bool resume, Error **errp) return true; } +static void qmp_migrate_finish(MigrationAddress *addr, bool resume_requested, + Error **errp); + void qmp_migrate(const char *uri, bool has_channels, MigrationChannelList *channels, bool has_detach, bool detach, bool has_resume, bool resume, Error **errp) @@ -2120,12 +2123,6 @@ void qmp_migrate(const char *uri, bool has_channels, return; } - if (!resume_requested) { - if (!yank_register_instance(MIGRATION_YANK_INSTANCE, errp)) { - return; - } - } - if (migrate_mode_is_cpr(s)) { int ret = migration_stop_vm(s, RUN_STATE_FINISH_MIGRATE); if (ret < 0) { @@ -2139,6 +2136,30 @@ void qmp_migrate(const char *uri, bool has_channels, goto out; } + qmp_migrate_finish(addr, resume_requested, errp); + +out: + if (local_err) { + migrate_fd_error(s, local_err); + error_propagate(errp, local_err); + if (stopped) { + vm_resume(s->vm_old_state); + } + } +} + +static void qmp_migrate_finish(MigrationAddress *addr, bool resume_requested, + Error **errp) +{ + MigrationState *s = migrate_get_current(); + Error *local_err = NULL; + + if (!resume_requested) { + if (!yank_register_instance(MIGRATION_YANK_INSTANCE, errp)) { + return; + } + } + if (addr->transport == MIGRATION_ADDRESS_TYPE_SOCKET) { SocketAddress *saddr = &addr->u.socket; if (saddr->type == SOCKET_ADDRESS_TYPE_INET || @@ -2163,14 +2184,13 @@ void qmp_migrate(const char *uri, bool has_channels, MIGRATION_STATUS_FAILED); } -out: if (local_err) { if (!resume_requested) { yank_unregister_instance(MIGRATION_YANK_INSTANCE); } migrate_fd_error(s, local_err); error_propagate(errp, local_err); - if (stopped) { + if (migrate_mode_is_cpr(s)) { vm_resume(s->vm_old_state); } return;