logfd: Distinguish functions which do setup logdf

We have a few helper functions which all do setup
logfd but in different program flow context. So
rename them for grepability.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Acked-by: Pavel Emelyanov <xemul@parallels.com>

include/restorer-log.h

@@ -7,5 +7,5 @@ extern void write_num_n(long num);
 extern void write_num(long num);
 extern void write_string_n(char *str);
 extern void write_string(char *str);
-extern void set_logfd(int fd);
+extern void restorer_set_logfd(int fd);
 #endif

parasite.c

@@ -544,7 +544,7 @@ static int init(struct parasite_init_args *args)
 	return ret;
 }
 
-static int set_logfd(void)
+static int parasite_set_logfd(void)
 {
 	logfd = recv_fd(tsock);
 	return logfd;
@@ -574,7 +574,7 @@ static int __used parasite_service(unsigned long cmd, void *args)
 	case PARASITE_CMD_FINI:
 		return fini();
 	case PARASITE_CMD_SET_LOGFD:
-		return set_logfd();
+		return parasite_set_logfd();
 	case PARASITE_CMD_DUMPPAGES_INIT:
 		return dump_pages_init((parasite_status_t *) args);
 	case PARASITE_CMD_DUMPPAGES_FINI:

restorer-log.c

@@ -3,7 +3,7 @@
 
 static int logfd;
 
-void set_logfd(int fd)
+void restorer_set_logfd(int fd)
 {
 	logfd = fd;
 }

restorer.c

@@ -352,7 +352,7 @@ long restore_task(struct task_restore_core_args *args)
 	act.rt_sa_handler = sigchld_handler;
 	sys_sigaction(SIGCHLD, &act, NULL);
 
-	set_logfd(args->logfd);
+	restorer_set_logfd(args->logfd);
 
 	core_entry	= first_on_heap(core_entry, args->mem_zone.heap);
 	vma_entry	= next_on_heap(vma_entry, core_entry);