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-rw-r--r--doc/info/mds.texinfo8
1 files changed, 6 insertions, 2 deletions
diff --git a/doc/info/mds.texinfo b/doc/info/mds.texinfo
index 50f1c85..4a810fc 100644
--- a/doc/info/mds.texinfo
+++ b/doc/info/mds.texinfo
@@ -388,8 +388,12 @@ instead of @command{SIGUSR1}.
If you need servers to free up allocated
memory that they do not use, send the signal
@command{SIGDANGER}, or if not defined
-@command{SIGRTMIN + 1}. Unimportant servers may
-choose to die on @command{SIGDANGER}.
+@command{SIGRTMIN + 1}@footnote{@command{valgrind}
+uses @command{SIGRTMIN} for internal stuff, so
+we cannot use @command{SIGRTMIN} as it is hence
+unavailable when running under @command{valgrind}}.
+Unimportant servers may choose to die on
+@command{SIGDANGER}.