compel: nuke compel_main()

It is not used anywhere, so unless someone has any plans, let's kill it.
Reviewed-by: Cyrill Gorcunov <gorcunov@openvz.org>
Reviewed-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Acked-by: Pavel Emelyanov <xemul@virtuozzo.com>
Signed-off-by: Kir Kolyshkin <kir@openvz.org>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>

compel/plugins/std/std.c

@@ -5,8 +5,6 @@
 
 #include "asm/prologue.h"
 
-extern int compel_main(void *arg_p, unsigned int arg_s);
-
 static struct prologue_init_args *init_args;
 static int ctl_socket = -1;
 
@@ -73,9 +71,6 @@ int __export_std_compel_start(struct prologue_init_args *args,
 		}
 	}
 
-	if (!ret)
-		ret = compel_main(args->arg_p, args->arg_s);
-
 	for (; i > 0; i--) {
 		const plugin_init_t *d = init_array[i - 1];
 

compel/test/infect/parasite.c

@@ -9,7 +9,6 @@
 /*
  * Stubs for std compel plugin.
  */
-int compel_main(void *arg_p, unsigned int arg_s) { return 0; }
 int parasite_trap_cmd(int cmd, void *args) { return 0; }
 void parasite_cleanup(void) { }
 

criu/pie/parasite.c

@@ -24,11 +24,6 @@
 #include "restorer.h"
 #include "infect-pie.h"
 
-int compel_main(void *arg_p, unsigned int arg_s)
-{
-	return 0;
-}
-
 /*
  * PARASITE_CMD_DUMPPAGES is called many times and the parasite args contains
  * an array of VMAs at this time, so VMAs can be unprotected in any moment

criu/pie/restorer.c

@@ -70,11 +70,6 @@ bool fault_injected(enum faults f)
 /*
  * These are stubs for std compel plugin.
  */
-int compel_main(void *arg_p, unsigned int arg_s)
-{
-	return 0;
-}
-
 int parasite_daemon_cmd(int cmd, void *args)
 {
 	return 0;