Add instructions for Tramp bug reports

* doc/misc/tramp.texi (Bug Reports): Describe how to use password
cache with "emacs -Q".

diff --git a/doc/misc/tramp.texi b/doc/misc/tramp.texi
index 088352e8a8a85c68901d9c72c75966ace930d43a..17302ddbf2408779b0cc43e653b4544764ee1aac 100644 (file)
--- a/doc/misc/tramp.texi
+++ b/doc/misc/tramp.texi
@@ -4255,7 +4255,16 @@ test, @ref{Cleanup remote connections}.  Alternatively, and often
 better for analysis, reproduce the problem in a clean Emacs session
 started with @command{emacs -Q}.  Then, @value{tramp} does not load
 the persistency file (@pxref{Connection caching}), and it does not use
-passwords from @file{auth-source.el} (@pxref{Password handling}).
+passwords from @file{auth-source.el} (@pxref{Password handling}).  If
+you really need a password cache, for example for the
+@option{sudoedit} method, call
+
+@smallexample
+emacs -Q -l tramp \
+  --eval '(setq tramp-cache-read-persistent-data t)' \
+  --eval '(tramp-cleanup-all-connections)'
+@end smallexample
+
 
 When including @value{tramp}'s messages in the bug report, increase
 the verbosity level to 6 (@pxref{Traces and Profiles, Traces}) in the