From cce8040bb0ea6ff56d8882aeb0a0435a61901d93 Mon Sep 17 00:00:00 2001 From: "Dr. David Alan Gilbert" Date: Fri, 15 Dec 2017 17:16:54 +0000 Subject: [PATCH] migration: Allow migrate_fd_connect to take an Error * Allow whatever is performing the connection to pass migrate_fd_connect an error to indicate there was a problem during connection, an allow us to clean up. The caller must free the error. Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Juan Quintela Signed-off-by: Juan Quintela Signed-off-by: Dr. David Alan Gilbert --- migration/channel.c | 2 +- migration/migration.c | 7 ++++++- migration/migration.h | 2 +- migration/rdma.c | 2 +- 4 files changed, 9 insertions(+), 4 deletions(-) diff --git a/migration/channel.c b/migration/channel.c index 70ec7ea3b7..fdb7ddbd17 100644 --- a/migration/channel.c +++ b/migration/channel.c @@ -78,6 +78,6 @@ void migration_channel_connect(MigrationState *s, s->to_dst_file = f; - migrate_fd_connect(s); + migrate_fd_connect(s, NULL); } } diff --git a/migration/migration.c b/migration/migration.c index c99a4e62d7..1fbd304c66 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -2378,10 +2378,15 @@ static void *migration_thread(void *opaque) return NULL; } -void migrate_fd_connect(MigrationState *s) +void migrate_fd_connect(MigrationState *s, Error *error_in) { s->expected_downtime = s->parameters.downtime_limit; s->cleanup_bh = qemu_bh_new(migrate_fd_cleanup, s); + if (error_in) { + migrate_fd_error(s, error_in); + migrate_fd_cleanup(s); + return; + } qemu_file_set_blocking(s->to_dst_file, true); qemu_file_set_rate_limit(s->to_dst_file, diff --git a/migration/migration.h b/migration/migration.h index 786d971ce2..d3b214e5ba 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -190,7 +190,7 @@ uint64_t migrate_max_downtime(void); void migrate_set_error(MigrationState *s, const Error *error); void migrate_fd_error(MigrationState *s, const Error *error); -void migrate_fd_connect(MigrationState *s); +void migrate_fd_connect(MigrationState *s, Error *error_in); MigrationState *migrate_init(void); bool migration_is_blocked(Error **errp); diff --git a/migration/rdma.c b/migration/rdma.c index 9d5a424011..da474fc19f 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -3758,7 +3758,7 @@ void rdma_start_outgoing_migration(void *opaque, trace_rdma_start_outgoing_migration_after_rdma_connect(); s->to_dst_file = qemu_fopen_rdma(rdma, "wb"); - migrate_fd_connect(s); + migrate_fd_connect(s, NULL); return; err: g_free(rdma);