qemu-log: Rename the public-facing cpu_set_log function to qemu_set_log

Rename the public-facing function cpu_set_log to qemu_set_log. This
requires us to rename the internal-only qemu_set_log() to
do_qemu_set_log().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/qemu-log.c b/qemu-log.c
index 10a8581..a96db88 100644
--- a/qemu-log.c
+++ b/qemu-log.c
@@ -54,7 +54,7 @@
 }
 
 /* enable or disable low levels log */
-void qemu_set_log(int log_flags, bool use_own_buffers)
+void do_qemu_set_log(int log_flags, bool use_own_buffers)
 {
     const char *fname = logfilename ?: DEFAULT_LOGFILENAME;
 
@@ -94,7 +94,7 @@
         fclose(qemu_logfile);
         qemu_logfile = NULL;
     }
-    cpu_set_log(qemu_loglevel);
+    qemu_set_log(qemu_loglevel);
 }
 
 const CPULogItem cpu_log_items[] = {