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-rw-r--r--monitor.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/monitor.c b/monitor.c
index 2a8187f5d7..ff26d863db 100644
--- a/monitor.c
+++ b/monitor.c
@@ -128,6 +128,7 @@ typedef struct mon_cmd_t {
const char *args_type;
const char *params;
const char *help;
+ const char *flags; /* p=preconfig */
void (*cmd)(Monitor *mon, const QDict *qdict);
/* @sub_table is a list of 2nd level of commands. If it does not exist,
* cmd should be used. If it exists, sub_table[?].cmd should be
@@ -958,6 +959,19 @@ static int parse_cmdline(const char *cmdline,
return -1;
}
+/*
+ * Returns true if the command can be executed in preconfig mode
+ * i.e. it has the 'p' flag.
+ */
+static bool cmd_can_preconfig(const mon_cmd_t *cmd)
+{
+ if (!cmd->flags) {
+ return false;
+ }
+
+ return strchr(cmd->flags, 'p');
+}
+
static void help_cmd_dump_one(Monitor *mon,
const mon_cmd_t *cmd,
char **prefix_args,
@@ -3041,6 +3055,12 @@ static const mon_cmd_t *monitor_parse_command(Monitor *mon,
(int)(p - cmdp_start), cmdp_start);
return NULL;
}
+ if (runstate_check(RUN_STATE_PRECONFIG) && !cmd_can_preconfig(cmd)) {
+ monitor_printf(mon, "Command '%.*s' not available with -preconfig "
+ "until after exit_preconfig.\n",
+ (int)(p - cmdp_start), cmdp_start);
+ return NULL;
+ }
/* filter out following useless space */
while (qemu_isspace(*p)) {