From: Ian Kent Date: Tue, 14 May 2019 22:44:20 +0000 (-0700) Subject: autofs: update AUTOFS_EXP_LEAVES description X-Git-Tag: v5.2-rc1~62^2~58 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f23ceaac6a4d5c1696f81fa58daa81cbb46fd422;p=thirdparty%2Fkernel%2Flinux.git autofs: update AUTOFS_EXP_LEAVES description Update the description of AUTOFS_EXP_LEAVES to cover its possible future use with amd format mount maps. Link: http://lkml.kernel.org/r/155287083538.12593.18163159677020718048.stgit@pluto.themaw.net Signed-off-by: Ian Kent Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/Documentation/filesystems/autofs.txt b/Documentation/filesystems/autofs.txt index ac50b47f02bda..8fe43c97cb96f 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