Avoid saving currently being edited org-mode buffer

global.org

@@ -1131,9 +1131,20 @@
 
     #+end_src
 *** Automate saving
-    This will take care of most of the other stuff
+    Save all org buffers with the auto-save-hook.  Avoid saving the
+    buffer that is currently being edited; doing so it removes
+    trailing whitespace, which is undesirable while writing.
     #+begin_src emacs-lisp
-    (add-hook 'auto-save-hook 'org-save-all-org-buffers)
+      (defun org-save-all-org-buffers-except-current ()
+        "Save all Org buffers without user confirmation."
+        (interactive)
+        (message "Saving all Org buffers...")
+        (let ((buffer (current-buffer)))
+          (save-some-buffers t (lambda () (and (not (eq (current-buffer) buffer)) (derived-mode-p 'org-mode)))))
+        (when (featurep 'org-id) (org-id-locations-save))
+        (message "Saving all Org buffers... done"))
+
+      (add-hook 'auto-save-hook 'org-save-all-org-buffers-except-current)
     #+end_src
 *** Reverting stuff from orgzly
     #+begin_src emacs-lisp