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Monitor: Convert do_migrate() to cmd_new_ret() 

While there I'm also dropping a unneeded else clause (the last
one in the function).

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Luiz Capitulino 2010-02-10 23:49:57 -02:00 committed by Anthony Liguori
parent 053801bc49
commit b5d17adb93
3 changed files with 22 additions and 17 deletions
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35
migration.c
View File

@ -54,7 +54,7 @@ void qemu_start_incoming_migration(const char *uri)
fprintf(stderr, "unknown migration protocol: %s\n", uri);
}
void do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data)
int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data)
{
MigrationState *s = NULL;
const char *p;
@ -64,38 +64,43 @@ void do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data)
if (current_migration &&
current_migration->get_status(current_migration) == MIG_STATE_ACTIVE) {
monitor_printf(mon, "migration already in progress\n");
return;
return -1;
}
if (strstart(uri, "tcp:", &p))
if (strstart(uri, "tcp:", &p)) {
s = tcp_start_outgoing_migration(mon, p, max_throttle, detach,
(int)qdict_get_int(qdict, "blk"),
(int)qdict_get_int(qdict, "inc"));
#if !defined(WIN32)
else if (strstart(uri, "exec:", &p))
} else if (strstart(uri, "exec:", &p)) {
s = exec_start_outgoing_migration(mon, p, max_throttle, detach,
(int)qdict_get_int(qdict, "blk"),
(int)qdict_get_int(qdict, "inc"));
else if (strstart(uri, "unix:", &p))
} else if (strstart(uri, "unix:", &p)) {
s = unix_start_outgoing_migration(mon, p, max_throttle, detach,
(int)qdict_get_int(qdict, "blk"),
(int)qdict_get_int(qdict, "inc"));
else if (strstart(uri, "fd:", &p))
} else if (strstart(uri, "fd:", &p)) {
s = fd_start_outgoing_migration(mon, p, max_throttle, detach,
(int)qdict_get_int(qdict, "blk"),
(int)qdict_get_int(qdict, "inc"));
#endif
else
} else {
monitor_printf(mon, "unknown migration protocol: %s\n", uri);
if (s == NULL)
monitor_printf(mon, "migration failed\n");
else {
if (current_migration)
current_migration->release(current_migration);
current_migration = s;
return -1;
}
if (s == NULL) {
monitor_printf(mon, "migration failed\n");
return -1;
}
if (current_migration) {
current_migration->release(current_migration);
}
current_migration = s;
return 0;
}
int do_migrate_cancel(Monitor *mon, const QDict *qdict, QObject **ret_data)

2
migration.h
View File

@ -52,7 +52,7 @@ struct FdMigrationState
void qemu_start_incoming_migration(const char *uri);
void do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data);
int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data);
int do_migrate_cancel(Monitor *mon, const QDict *qdict, QObject **ret_data);

2
qemu-monitor.hx
View File

@ -773,7 +773,7 @@ ETEXI
"shared storage with incremental copy of disk "
"(base image shared between src and destination)",
.user_print = monitor_user_noop,
.mhandler.cmd_new = do_migrate,
.cmd_new_ret = do_migrate,
},