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-rw-r--r--migration/file.c35
-rw-r--r--migration/migration.c3
-rw-r--r--migration/multifd.c3
3 files changed, 30 insertions, 11 deletions
diff --git a/migration/file.c b/migration/file.c
index a350dd61f0..2f8b626b27 100644
--- a/migration/file.c
+++ b/migration/file.c
@@ -8,6 +8,7 @@
#include "qemu/osdep.h"
#include "exec/ramblock.h"
#include "qemu/cutils.h"
+#include "qemu/error-report.h"
#include "qapi/error.h"
#include "channel.h"
#include "file.h"
@@ -15,6 +16,7 @@
#include "multifd.h"
#include "io/channel-file.h"
#include "io/channel-util.h"
+#include "options.h"
#include "trace.h"
#define OFFSET_OPTION ",offset="
@@ -112,7 +114,8 @@ void file_start_incoming_migration(FileMigrationArgs *file_args, Error **errp)
g_autofree char *filename = g_strdup(file_args->filename);
QIOChannelFile *fioc = NULL;
uint64_t offset = file_args->offset;
- QIOChannel *ioc;
+ int channels = 1;
+ int i = 0;
trace_migration_file_incoming(filename);
@@ -121,13 +124,29 @@ void file_start_incoming_migration(FileMigrationArgs *file_args, Error **errp)
return;
}
- ioc = QIO_CHANNEL(fioc);
- if (offset && qio_channel_io_seek(ioc, offset, SEEK_SET, errp) < 0) {
+ if (offset &&
+ qio_channel_io_seek(QIO_CHANNEL(fioc), offset, SEEK_SET, errp) < 0) {
return;
}
- qio_channel_set_name(QIO_CHANNEL(ioc), "migration-file-incoming");
- qio_channel_add_watch_full(ioc, G_IO_IN,
- file_accept_incoming_migration,
- NULL, NULL,
- g_main_context_get_thread_default());
+
+ if (migrate_multifd()) {
+ channels += migrate_multifd_channels();
+ }
+
+ do {
+ QIOChannel *ioc = QIO_CHANNEL(fioc);
+
+ qio_channel_set_name(ioc, "migration-file-incoming");
+ qio_channel_add_watch_full(ioc, G_IO_IN,
+ file_accept_incoming_migration,
+ NULL, NULL,
+ g_main_context_get_thread_default());
+
+ fioc = qio_channel_file_new_fd(dup(fioc->fd));
+
+ if (!fioc || fioc->fd == -1) {
+ error_setg(errp, "Error creating migration incoming channel");
+ break;
+ }
+ } while (++i < channels);
}
diff --git a/migration/migration.c b/migration/migration.c
index 2669600d25..faeb75a59b 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -910,7 +910,8 @@ void migration_ioc_process_incoming(QIOChannel *ioc, Error **errp)
uint32_t channel_magic = 0;
int ret = 0;
- if (migrate_multifd() && !migrate_postcopy_ram() &&
+ if (migrate_multifd() && !migrate_mapped_ram() &&
+ !migrate_postcopy_ram() &&
qio_channel_has_feature(ioc, QIO_CHANNEL_FEATURE_READ_MSG_PEEK)) {
/*
* With multiple channels, it is possible that we receive channels
diff --git a/migration/multifd.c b/migration/multifd.c
index caef1076ca..ea08f1aa9e 100644
--- a/migration/multifd.c
+++ b/migration/multifd.c
@@ -1545,8 +1545,7 @@ void multifd_recv_new_channel(QIOChannel *ioc, Error **errp)
}
trace_multifd_recv_new_channel(id);
} else {
- /* next patch gives this a meaningful value */
- id = 0;
+ id = qatomic_read(&multifd_recv_state->count);
}
p = &multifd_recv_state->params[id];