1 files changed, 3 insertions, 0 deletions

diff --git a/src/term.c b/src/term.c
index ce3b49ef4c1..62f7a4da77e 100644
--- a/src/term.c
+++ b/src/term.c
@@ -2981,6 +2981,9 @@ We only support Gpm on one tty at a time.  */)
   else
     {
       gpm_tty = tty;
+      /* `init_sys_modes' arranges for mouse movements sent through gpm_fd
+         to generate SIGIOs.  Apparently we need to call reset_sys_modes
+         before calling init_sys_modes.  */
       reset_sys_modes (tty);
       init_sys_modes (tty);
       add_gpm_wait_descriptor (gpm_fd);