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Subject[PATCH 3/5] autofs - update AUTOFS_EXP_LEAVES description
Update the description of AUTOFS_EXP_LEAVES to cover its possible
future use with amd format mount maps.

Signed-off-by: Ian Kent <>
Documentation/filesystems/autofs.txt | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Documentation/filesystems/autofs.txt b/Documentation/filesystems/autofs.txt
index ac50b47f02bd..8fe43c97cb96 100644
--- a/Documentation/filesystems/autofs.txt
+++ b/Documentation/filesystems/autofs.txt
@@ -262,8 +262,12 @@ up.

There is an option with indirect mounts to consider each of the leaves
that has been mounted on instead of considering the top-level names.
-This is intended for compatibility with version 4 of autofs and should
-be considered as deprecated.
+This was originally intended for compatibility with version 4 of autofs
+and should be considered as deprecated for Sun Format automount maps.
+However, it may be used again for amd format mount maps (which are
+generally indirect maps) because the amd automounter allows for the
+setting of an expire timeout for individual mounts. But there are
+some difficulties in making the needed changes for this.

When autofs considers a directory it checks the `last_used` time and
compares it with the "timeout" value set when the filesystem was
 \ /
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