Introduce multiple clocks to GPR
diff --git a/src/core/support/log_linux.c b/src/core/support/log_linux.c
index 48349d2..26f1feb 100644
--- a/src/core/support/log_linux.c
+++ b/src/core/support/log_linux.c
@@ -73,7 +73,7 @@
   char *final_slash;
   const char *display_file;
   char time_buffer[64];
-  gpr_timespec now = gpr_now();
+  gpr_timespec now = gpr_now(GPR_CLOCK_REALTIME);
   struct tm tm;
 
   final_slash = strrchr(args->file, '/');